If you’re towing heavy loads with a diesel truck, monitoring exhaust gas temperatures (EGT) is essential to prevent engine damage and optimize performance. The best overall pick is the GlowShift 10 Color Digital Dual Boost & Pyrometer Gauge Kit, known for its clarity and dual functionality. The MaxTow Black & Green EGT Gauge offers a straightforward, reliable option for budget-conscious owners, while the Hewitt Industries Combo Kit provides versatility for those wanting multiple gauges in one setup. The main tradeoffs in this category often involve balancing advanced features against ease of installation and durability. Keep reading for a detailed breakdown of these options to find the right fit for your towing needs.
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Key Takeaways
- Top-ranking gauges combine dual functionality with durability for towing conditions.
- Color customization and digital displays enhance readability and usability in tough environments.
- Price varies significantly, with premium models offering more features but at higher costs.
- Installation complexity can differ, making some options better suited for DIY enthusiasts.
- Gauge size and sensor compatibility are critical for ensuring precise readings and fitment.
| 7 Color 0-1500°F Pyrometer EGT Gauge Kit for Diesel Trucks, 2-1/16″ 52mm |  | Best Overall for Simplicity and Customization | Display Size: 2-1/16″ (52mm) | Temperature Range: 0-1500°F | Backlight Colors: 7 solid + 2 cycle modes | VIEW ON AMAZON | See Our Full Breakdown |
| GlowShift 10 Color Digital Dual Boost & Pyrometer Gauge Kit, 2-1/16″ (52mm) |  | Best for Dual Monitoring of Boost and EGT | Display Size: 2-1/16″ (52mm) | Boost Range: 0 to 60 PSI | EGT Range: 200° to 2200°F | VIEW ON AMAZON | See Our Full Breakdown |
| GlowShift Tinted 7 Color 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm) |  | Best for Custom Looks and Clear Readability | Diameter: 2-1/16″ (52mm) | Temperature Range: 0° to 1500°F | Color Modes: 7 solid + 2 cycle | VIEW ON AMAZON | See Our Full Breakdown |
| GlowShift Black 7 Color 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm) |  | Best for Reliable, Standard Monitoring | Diameter: 2-1/16″ (52mm) | Temperature Range: 0° to 1500°F | Color Modes: 7 solid + 2 cycle | VIEW ON AMAZON | See Our Full Breakdown |
| GlowShift Black 7 Color 3-Gauge Diesel Truck Set, 2-1/16″ (52mm) |  | Best for Complete Engine Monitoring in Diesel Trucks | Gauge Size: 2-1/16″ (52mm) | Boost Range: 0 to 60 PSI | EGT Range: 0° to 1500°F | VIEW ON AMAZON | See Our Full Breakdown |
| MaxTow Black & Green 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm) |  | Best Overall for Diesel Towing with Reliable Dual Readouts | Temperature Range: 0° to 1500°F | Gauge Size: 2-1/16″ (52mm) | Display: Analog & Digital | VIEW ON AMAZON | See Our Full Breakdown |
| GlowShift 10 Color Digital 2200F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm) |  | Best for Customization and Wide Temperature Range | Diameter: 2-1/16″ (52mm) | Temperature Range: 200° to 2200°F | Display: Digital LED with 10 color modes | VIEW ON AMAZON | See Our Full Breakdown |
| GlowShift Tinted 7 Color 2400°F Exhaust Gas Temperature (EGT) Gauge Kit, 2-1/16″ (52mm) |  | Best for Extreme Monitoring with Custom Colors | Diameter: 2-1/16″ (52mm) | Temperature Range: 0° to 2400°F | Colors: Blue, Red, Green, Teal, Purple, White, Yellow | VIEW ON AMAZON | See Our Full Breakdown |
| MaxTow Match 1500°F Pyrometer EGT Gauge Kit for 4th Gen Cummins 6.7L |  | Best Factory-Matched Appearance for 4th Gen Cummins | Temperature Range: 0° to 1500°F | Gauge Size: 2-1/16″ (52mm) | Backlighting: White LED | VIEW ON AMAZON | See Our Full Breakdown |
| Exhaust Gas Temperature EGT Gauge 1832℉ Pyrometer Kit – LED Digital Display with EGT Sensor for Diesel Car, Motorcycle, ATV |  | Best Universal High-Precision Monitoring for Diverse Vehicles | Measurement Range: 32℉ to 1832℉ | Sensor Thread: NPT 1/8″ | Power Supply: DC 12V 0.3A | VIEW ON AMAZON | See Our Full Breakdown |
| GlowShift White 7 Color 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm) |  | Best Overall for Customization and Reliability | Display Size: 2-1/16″ (52mm) | Temperature Range: 0°F to 1500°F | Color Modes: 7 solid colors + 2 cycle modes | VIEW ON AMAZON | See Our Full Breakdown |
| Hewitt Universal Pyrometer Gauge Kit |  | Best for Heavy-Duty Durability and Long-Term Use | Size: 2 1/16 inch | Temperature Range: up to 1600°F | Fittings: 1/4 inch NPT | VIEW ON AMAZON | See Our Full Breakdown |
| 1800°F Pyrometer Exhaust Gas Temp Gauge Kit with Type K EGT Sensor & Digital Display for Car & Truck |  | Best for High-Temp Monitoring and Safety Alarms | Temperature Range: up to 1800°F | Sensor Type: Type K | Display Size: 2-1/16″ (52mm) | VIEW ON AMAZON | See Our Full Breakdown |
| Hewitt Industries Combo Pyrometer & 50 PSI Boost Gauge Kit |  | Best for Combined Monitoring and Turbo Protection | Gauge Type: Pyrometer & Boost Gauge | Pyrometer Range: 1600°F | Boost Gauge Range: 50 PSI | VIEW ON AMAZON | See Our Full Breakdown |
| egt gauge kit for towing diesel truck | Temperature Range |
|---|---|
| 7 Color 0-1500°F Pyrometer EGT | 0-1500°F |
| GlowShift 10 Color Digital Dua | — |
| GlowShift Tinted 7 Color 1500° | 0° to 1500°F |
| GlowShift Black 7 Color 1500°F | 0° to 1500°F |
| GlowShift Black 7 Color 3-Gaug | — |
| MaxTow Black & Green 1500°F Py | 0° to 1500°F |
| GlowShift 10 Color Digital 220 | 200° to 2200°F |
| GlowShift Tinted 7 Color 2400° | 0° to 2400°F |
| MaxTow Match 1500°F Pyrometer | 0° to 1500°F |
| Exhaust Gas Temperature EGT Ga | — |
| GlowShift White 7 Color 1500°F | 0°F to 1500°F |
| Hewitt Universal Pyrometer Gau | up to 1600°F |
| 1800°F Pyrometer Exhaust Gas T | up to 1800°F |
| Hewitt Industries Combo Pyrome | — |
More Details on Our Top Picks
7 Color 0-1500°F Pyrometer EGT Gauge Kit for Diesel Trucks, 2-1/16″ 52mm
This gauge stands out for its straightforward installation and versatile RGB backlight options, making it ideal for diesel truck owners who want clear, real-time exhaust temperature monitoring without the complexity of additional sensors. Compared to the GlowShift 10 Color Dual Gauge, this kit offers a simpler single-gauge setup, though it doesn’t provide boost pressure data. Its limited to exhaust gas temperature, which is perfect for those focused solely on preventing engine overheating, but may leave some wanting more data. The customizable backlight enhances visibility and interior matching, especially useful for drivers who value aesthetics alongside function.
Pros:- Real-time exhaust temperature monitoring helps prevent engine damage
- Customizable 7-color LED backlight for interior matching
- Clear visibility during day and night
Cons:- Designed specifically for diesel trucks, limiting versatility
- Installation may require some technical skill
- Limited to exhaust gas temperature measurement only
Best for: Diesel truck owners seeking a reliable, easy-to-install EGT gauge with customizable lighting.
Not ideal for: Users wanting to monitor multiple engine parameters simultaneously or those preferring digital displays with integrated data readouts.
- Display Size:2-1/16″ (52mm)
- Temperature Range:0-1500°F
- Backlight Colors:7 solid + 2 cycle modes
- Included Components:Gauge, hardware, sensor, wiring, visor, instructions
Our verdict“This pick suits diesel owners who prioritize a simple, customizable gauge focused on exhaust temperature safety.”
GlowShift 10 Color Digital Dual Boost & Pyrometer Gauge Kit, 2-1/16″ (52mm)
This kit excels for owners who want to keep a close eye on both boost pressure and exhaust gas temperature simultaneously, offering comprehensive engine safety. Unlike the single-parameter GlowShift Tinted 7 Color, this setup provides dual readings, which can help prevent overheating and boost-related issues in real time. Its digital display with customizable color modes ensures visibility in all conditions, though the setup process can be complex, especially for those unfamiliar with wiring multiple sensors. The inclusion of all necessary hardware simplifies installation for experienced users seeking a complete monitoring solution.
Pros:- Allows simultaneous boost and EGT monitoring for engine safety
- Customizable color display enhances visibility
- Includes sensors and hardware for easy installation
Cons:- Requires installation and wiring expertise
- Limited to 2-1/16″ gauge size
- Setup process may be complex for novices
Best for: Advanced diesel truck owners who need to monitor multiple engine parameters for maximum protection.
Not ideal for: Beginners or those seeking a straightforward, single-parameter gauge, as setup complexity may be a barrier.
- Display Size:2-1/16″ (52mm)
- Boost Range:0 to 60 PSI
- EGT Range:200° to 2200°F
- Color Modes:10 solid + 2 cycle
- Sensor Type:1/8-27 NPT pressure sensor & EGT probe
- Warranty:1 year limited
Our verdict“Ideal for experienced users wanting comprehensive engine monitoring in a single, customizable digital gauge setup.”
GlowShift Tinted 7 Color 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm)
This glow-in-the-dark EGT gauge is perfect for those who want a sleek, tinted lens with customizable color options, matching interior aesthetics while providing vital temperature information. Compared to the standard Black 7 Color model, its tinted lens reduces glare and enhances the visual appeal, although it might be harder to read in very bright sunlight. Its comprehensive kit includes all necessary parts, making installation more straightforward, but it is limited to a maximum of 1500°F, which may be restrictive for high-performance applications. This gauge is best suited for owners who prioritize style and consistent temperature monitoring for typical diesel engines.
Pros:- Multiple color options for matching interior themes
- Includes comprehensive installation hardware
- Tinted lens reduces glare for better visibility
Cons:- Limited to exhaust temperatures up to 1500°F
- Requires proper wiring and installation skills
- May be harder to read in direct sunlight due to tint
Best for: Diesel truck enthusiasts looking for a stylish, easy-to-install gauge with reliable temperature readings up to 1500°F.
Not ideal for: High-performance or racing setups requiring higher temperature ranges or digital readouts, as it is limited to 1500°F.
- Diameter:2-1/16″ (52mm)
- Temperature Range:0° to 1500°F
- Color Modes:7 solid + 2 cycle
- Probe Type:1/8-27 NPT EGT probe
- Voltage:12 volts
Our verdict“This gauge suits diesel owners wanting a visually appealing, reliable temperature monitor within standard ranges.”
GlowShift Black 7 Color 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm)
This kit offers a straightforward, black-dial design with customizable color modes, making it a practical choice for diesel owners who prioritize function over flair. It provides consistent and accurate temperature readings up to 1500°F, with easy installation thanks to clear instructions and hardware. Compared with tinted or more decorative options, this model’s simplicity ensures durability and ease of use, but it may lack the visual appeal some drivers seek. Its core strength is dependable monitoring for everyday diesel applications, though it doesn’t include digital features or dual parameters.
Pros:- Reliable temperature monitoring up to 1500°F
- Customizable color modes for interior matching
- Easy to install with included hardware
Cons:- Limited to diesel truck applications
- Display brightness may need adjustment in bright environments
- No digital readouts or additional parameters
Best for: Diesel owners seeking a reliable, no-frills EGT gauge that integrates seamlessly with existing interior themes.
Not ideal for: Those wanting advanced digital displays or dual monitoring for boost pressure alongside EGT.
- Diameter:2-1/16″ (52mm)
- Temperature Range:0° to 1500°F
- Color Modes:7 solid + 2 cycle
- Probe Type:1/8-27 NPT EGT probe
- Includes:Gauge, wiring, hardware, instructions
Our verdict“This gauge is best for owners needing a dependable, simple EGT monitor with customizable aesthetics.”
GlowShift Black 7 Color 3-Gauge Diesel Truck Set, 2-1/16″ (52mm)
This three-gauge set provides a comprehensive look at critical engine parameters, including boost pressure, exhaust gas temperature, and transmission temperature, all in a compact, matching package. Compared to individual gauges like the B007IK3PSE, this set offers a broader overview, helping prevent issues across multiple systems. While the analog display may lack some digital precision, it offers a clear view of vital data at a glance. Installation requires more effort, but the included fittings and sensors streamline the process. It’s a solid choice for those who want multiple readings within a consistent aesthetic.
Pros:- Monitors boost, EGT, and transmission temperature simultaneously
- Customizable color modes for interior styling
- Includes all necessary fittings, hoses, sensors
Cons:- Installation can be complex, requiring some expertise
- Limited to specific diesel truck applications
- Analog gauges lack digital precision for fine readings
Best for: Diesel truck owners who want to monitor multiple engine parameters with a cohesive, easy-to-understand setup.
Not ideal for: Drivers seeking digital displays or minimalistic single-parameter gauges, as this is a multi-gauge set with analog readouts.
- Gauge Size:2-1/16″ (52mm)
- Boost Range:0 to 60 PSI
- EGT Range:0° to 1500°F
- Transmission Temp Range:80° to 260°F
- Color Modes:7 solid + 2 cycle
- Included Components:Fittings, hoses, sensors, hardware
Our verdict“This set is well-suited for diesel owners wanting a full picture of engine health in a matching, easy-to-install package.”
MaxTow Black & Green 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm)
This MaxTow model stands out for its combination of analog and digital displays, making it easier to monitor exhaust temperatures quickly—especially compared to the GlowShift 10 Color Digital gauge, which offers more customization but can be overwhelming for some users. Its 1500°F limit is sufficient for most towing applications, and including all wiring and hardware simplifies installation. However, its design is tailored specifically for diesel trucks, limiting flexibility with other vehicle types. The dual display enhances readability under various lighting conditions, but wiring complexity may challenge DIY enthusiasts. This gauge is ideal for diesel truck owners seeking reliable, straightforward exhaust monitoring without the need for extensive customization.
Pros:- Accurate exhaust temperature monitoring to prevent engine damage
- Dual analog and digital readouts for quick, clear readings
- Includes all wiring and mounting hardware for straightforward installation
Cons:- Designed specifically for diesel trucks, limiting versatility
- Wiring and probe installation can be complex for inexperienced users
Best for: Diesel truck owners who prioritize accurate, easy-to-read exhaust temperature monitoring during towing.
Not ideal for: Users seeking a multi-color display or broader customization options, as this model offers only a basic analog/digital combo with limited aesthetic flexibility.
- Temperature Range:0° to 1500°F
- Gauge Size:2-1/16″ (52mm)
- Display:Analog & Digital
- Backlighting:Green LED
- Probe Type:1/8-27 NPT EGT Probe
- Wiring:3′ wire for probe, 6′ sensor harness, 5′ power harness
- Voltage:12 volts
Our verdict“This gauge suits diesel towing enthusiasts who need reliable, easy-to-read temperature monitoring without extra bells and whistles.”
GlowShift 10 Color Digital 2200F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm)
This GlowShift model excels in providing a vivid, customizable LED display with 10 color options, making it ideal for drivers who want to match their interior lighting—unlike the MaxTow gauge which offers simpler visuals. Its broad temperature capacity up to 2200°F makes it suitable for high-performance engines and tuning. However, the installation can be more involved due to wiring complexity, especially for those unfamiliar with electrical setups. Unlike the MaxTow, it doesn’t match factory dash aesthetics, but its bright display offers excellent visibility. It’s best suited for tech-savvy users who appreciate visual customization and need a wider temperature measurement range.
Pros:- Bright, customizable LED display with 10 color modes
- Wide temperature range up to 2200°F for various engine setups
- Includes all necessary installation components
Cons:- Requires electrical expertise for wiring and installation
- Limited aesthetic integration with factory dashboards
Best for: Performance-oriented diesel owners who want a highly customizable, bright display and a broader temperature range.
Not ideal for: Beginners or those seeking a simple, plug-and-play solution, as the wiring and setup may be challenging.
- Diameter:2-1/16″ (52mm)
- Temperature Range:200° to 2200°F
- Display:Digital LED with 10 color modes
- Housing:Aluminum
- Probe:1/8-27 NPT EGT probe with 3′ wire
- Includes:Sensor harness, power harness, gauge visor, mounting hardware
Our verdict“This gauge is optimal for owners who value customization and need higher temperature monitoring capacity for high-performance applications.”
GlowShift Tinted 7 Color 2400°F Exhaust Gas Temperature (EGT) Gauge Kit, 2-1/16″ (52mm)
This GlowShift model pushes the upper temperature limit to 2400°F, making it suitable for high-boost or heavily modified engines where overheating risk is higher. Its tinted lens and 7 color options provide some aesthetic flexibility, but it requires connection to the vehicle’s headlight switch for dimming, adding installation complexity—compared to the simpler wiring of the MaxTow. The durable construction and comprehensive kit make setup manageable, but this gauge’s advanced features may be overkill for basic towing needs. It’s best for those who need high-temperature capacity and enjoy customizing their gauge’s appearance, despite the added installation steps.
Pros:- Customizable color modes to match vehicle interior
- High temperature capacity up to 2400°F for demanding engines
- Durable, tinted lens and comprehensive installation kit
Cons:- Requires connection to vehicle’s headlight switch for dimming
- Installation may be complex for beginners
Best for: Drivers with high-performance or modified diesel engines who need a robust, colorful display capable of handling extreme exhaust temperatures.
Not ideal for: Casual users or those with standard towing setups, as the installation complexity and high temperature range are unnecessary for basic use.
- Diameter:2-1/16″ (52mm)
- Temperature Range:0° to 2400°F
- Colors:Blue, Red, Green, Teal, Purple, White, Yellow
- Probe:1/8-27 NPT EGT Probe with 3′ wire
- Harness Length:6′ sensor, 2′ power
Our verdict“This gauge is ideal for high-performance diesel owners who need maximum temperature capacity and enjoy visual customization, despite more involved setup.”
MaxTow Match 1500°F Pyrometer EGT Gauge Kit for 4th Gen Cummins 6.7L
This MaxTow Match model is tailored specifically for 4th Gen Cummins 6.7L trucks, offering a seamless, factory-like appearance with its black dial and white LED backlighting—distinguishing it from more generic gauges like the GlowShift kits. Its dual analog and digital display provides quick readings in a clean, integrated look, but its limited compatibility makes it less versatile for other vehicles. Installation is straightforward with included hardware, yet some users report average satisfaction levels, especially if expectations for features are high. This pick is best for owners wanting a OEM-matching gauge that blends into factory dashboards.
Pros:- Matches factory dashboard for a seamless look
- Dual analog and digital display for easy monitoring
- Includes all wiring, hardware, and instructions
Cons:- Limited to specific vehicle models (4th Gen Cummins 6.7L)
- Customer satisfaction is average, with some reporting issues
Best for: 4th Gen Cummins 6.7L owners seeking a factory-style, reliable exhaust temp gauge that maintains OEM aesthetics.
Not ideal for: Owners of different diesel models or those wanting highly customizable or high-temperature capacity beyond 1500°F.
- Temperature Range:0° to 1500°F
- Gauge Size:2-1/16″ (52mm)
- Backlighting:White LED
- Display:Analog & Digital
- Probe Type:1/8-27 NPT
- Includes:Probe, wiring, hardware, instructions
Our verdict“This gauge is best suited for dedicated 4th Gen Cummins owners who prioritize appearance and factory integration over extensive feature sets.”
Exhaust Gas Temperature EGT Gauge 1832℉ Pyrometer Kit – LED Digital Display with EGT Sensor for Diesel Car, Motorcycle, ATV
This versatile EGT gauge offers an extensive measurement range up to 1832°F, suited for various vehicles including cars, motorcycles, and ATVs—unlike the diesel-specific models like MaxTow or GlowShift. Its durable, water- and shock-resistant housing makes it ideal for harsh environments, and the sunlight-readable LED display ensures visibility in all conditions. While it provides accurate readings and easy installation, the broad compatibility means it may lack specific vehicle integration features found in dedicated diesel gauges. For those who need a reliable, universal EGT monitor with high precision, this model fills that niche well. It’s a solid choice for multi-vehicle owners needing detailed exhaust gas data in a rugged package.
Pros:- High-precision, professionally calibrated readings
- Sunlight-readable LED display for easy visibility
- Water- and shock-resistant housing for durability
Cons:- Requires 12V power, which may not fit all setups
- Limited detailed instructions could complicate DIY installation
Best for: Owners of various vehicle types who need a precise, durable exhaust temperature gauge suitable for tuning, diagnostics, or emissions testing.
Not ideal for: Purely diesel towing users who prefer plug-and-play gauges with OEM aesthetics, as this is more universal and less tailored to specific models.
- Measurement Range:32℉ to 1832℉
- Sensor Thread:NPT 1/8″
- Power Supply:DC 12V 0.3A
- Display:LED digital
- Housing Material:Water-resistant, vibration, shock resistant
- Operating Temperature:-4℉ to 176℉
Our verdict“This gauge is well-suited for diverse vehicle owners needing accurate, rugged exhaust temperature monitoring in demanding environments.”
GlowShift White 7 Color 1500°F Pyrometer EGT Gauge Kit, 2-1/16″ (52mm)
This GlowShift EGT gauge stands out for its vibrant multi-color display options, allowing drivers to tailor the look to suit their truck’s interior. Compared with the Hewitt Universal, it offers more aesthetic flexibility but falls short in accuracy consistency, as some users report calibration issues. The included probe and wiring make installation straightforward, yet it requires professional setup for optimal results. Its reliable temperature range up to 1500°F makes it suitable for most towing applications, but it’s limited to exhaust gas temperature monitoring only, unlike the more comprehensive Hewitt kit that also measures boost pressure. If visual customization and reliable readings are priorities, this gauge makes a compelling choice, despite some accuracy concerns and the need for precise installation.
Pros:- Multiple color options for personalized display
- Includes all wiring and probe, simplifying setup
- Reliable temperature measurement up to 1500°F
Cons:- Limited to exhaust gas temperature only
- Some users report accuracy inconsistencies
- Requires professional installation for best performance
Best for: Truck owners who want both reliable EGT monitoring and customizable lighting to match their vehicle’s interior.
Not ideal for: Those seeking highly precise measurements without aesthetic features or a budget-conscious buyer who prefers simpler setups.
- Display Size:2-1/16″ (52mm)
- Temperature Range:0°F to 1500°F
- Color Modes:7 solid colors + 2 cycle modes
- Probe Type:1/8-27 NPT EGT probe
- Voltage:12 volts
Our verdict“This gauge is best suited for owners who want a customizable, visually appealing EGT gauge with dependable readings for towing, accepting some calibration tradeoffs.”
Hewitt Universal Pyrometer Gauge Kit
This Hewitt kit is designed for durability, featuring a heavy-duty construction and a lifetime guarantee on the probe and lead wire, making it suitable for rigorous towing environments. It offers a higher maximum temperature reading of 1600°F, which provides a slight edge over the GlowShift models for extreme conditions. Compared with the 1800°F pick, it’s slightly less capable at very high temps but benefits from a more robust build and comprehensive hookup components. The gauge’s installation demands proper setup, but its rugged thermocouple ensures consistent readings over time. For those prioritizing long-term durability and a straightforward, heavy-duty design, this kit fits the bill, though the warranty on the gauge itself is limited, and installation complexity can be a barrier for novices.
Pros:- Heavy-duty construction for challenging conditions
- Includes all hookup components for complete installation
- Lifetime guarantee on probe and lead wire
Cons:- Limited warranty on the gauge itself
- Requires proper installation for accurate readings
- Fittings may need adaptation for some vehicles
Best for: Heavy-duty truck owners who need a rugged, reliable gauge with long-term durability for frequent towing.
Not ideal for: Casual users or those seeking a sleek, high-precision digital display without heavy-duty features.
- Size:2 1/16 inch
- Temperature Range:up to 1600°F
- Fittings:1/4 inch NPT
- Probe Type:Type K thermocouple
- Lead Wire Length:7 feet
- Guarantee:Lifetime on probe and lead
Our verdict“This gauge offers durable, long-lasting performance ideal for heavy-duty towing, with the tradeoff of needing proper setup and installation effort.”
1800°F Pyrometer Exhaust Gas Temp Gauge Kit with Type K EGT Sensor & Digital Display for Car & Truck
This kit excels in providing high-temperature monitoring up to 1800°F, making it suitable for trucks hauling under extreme conditions. The large LED display combined with an analog needle offers clear, real-time insights, and the programmable alarms add a layer of safety that the other models lack. Compared to the Hewitt kit, it provides a higher temperature threshold, which is beneficial for engines operating near the upper limits. The included wiring and mounting hardware make installation accessible for those with basic mechanical skills, but its brightness in dark environments may be disruptive for some users. If your priority is maximum temperature range and safety features, this model is a smart pick, provided you can handle the slightly more complex setup.
Pros:- High temperature capacity up to 1800°F
- Programmable alarms enhance safety
- Large LED display for easy reading
Cons:- Requires basic mechanical installation skills
- Display brightness may be too intense in dark settings
- Limited to vehicles with 1/8NPT sensor ports
Best for: Enthusiasts and professional tow drivers who need high-temp limits and alarm alerts for engine safety.
Not ideal for: Casual drivers or those seeking a simple, analog-only gauge with fewer features.
- Temperature Range:up to 1800°F
- Sensor Type:Type K
- Display Size:2-1/16″ (52mm)
- Sensor Connection:1/8NPT
- Alarm Features:High-temp alarms with flashing display and buzzer
- Installation:Complete kit with wiring and hardware
Our verdict“Ideal for high-performance towing applications where maximum temperature monitoring and alarm features are valued, accepting some installation complexity.”
Hewitt Industries Combo Pyrometer & 50 PSI Boost Gauge Kit
This combo kit pairs a 1600°F pyrometer with a 50 PSI boost gauge, delivering comprehensive engine and turbo performance data. It’s designed for those who want to keep an eye on both exhaust temps and turbo pressure, making it especially useful for towing rigs with turbocharged engines. Compared to single-function gauges like the GlowShift or the 1800°F model, this offers a broader diagnostic perspective, though it doesn’t provide the highest temperature readings available. The heavy-duty construction ensures durability, but vehicle-specific mounting brackets are not included, which could complicate installation. Overall, this kit suits owners seeking an integrated approach to engine health, with the tradeoff of needing additional mounting solutions.
Pros:- Includes both pyrometer and boost gauge for comprehensive monitoring
- Heavy-duty build for durability
- All necessary components included for installation
Cons:- Vehicle-specific mounting brackets are not included
- Requires additional parts for full installation
- Limited to 1600°F maximum for pyrometer
Best for: Towing professionals and enthusiasts who need both exhaust gas temperature and boost pressure monitoring in a single setup.
Not ideal for: Owners who only need EGT monitoring or prefer a dedicated, high-temperature gauge without additional features.
- Gauge Type:Pyrometer & Boost Gauge
- Pyrometer Range:1600°F
- Boost Gauge Range:50 PSI
- Gauge Diameter:2 1/16 inches
- Face Color:Black
Our verdict“This combo kit is well-suited for drivers who want a dual-function setup for engine and turbo health, with the tradeoff of needing extra mounting hardware.”
How We Picked
The products in this roundup were chosen based on their build quality, accuracy, ease of installation, feature set, and suitability for towing applications. We prioritized gauges that provide clear, real-time temperature readings with durable sensors capable of withstanding harsh conditions typical of diesel towing. Additional factors included display readability in daylight, customization options, and compatibility with various truck models. To rank these products, we considered user feedback on reliability, as well as the value each offers in relation to its feature set. This process ensures that every pick aligns with the needs of serious diesel truck owners who tow regularly and demand dependable monitoring tools.Factors to Consider When Choosing Egt Gauge Kit For Towing Diesel Trucks
Choosing the right EGT gauge kit for towing diesel trucks involves understanding several key factors. Beyond basic features, it’s important to consider how the gauge integrates with your vehicle, its durability under tough conditions, and whether it offers the precision needed to prevent engine damage. Making an informed decision can save you money and protect your engine over the long term. Here are the main considerations to keep in mind.Sensor Compatibility and Accuracy
Accurate readings are vital when towing, as they directly influence your engine’s safety. Look for gauges that come with high-quality Type K thermocouple sensors, which are known for their precision at high temperatures. Compatibility with your truck’s specific engine setup is also critical—ensure the sensor fittings and wiring match your model. Investing in a gauge with proven accuracy and reliable sensors helps prevent premature engine wear or catastrophic failure due to overheating.
Display Readability and Customization
Clear visibility is essential when monitoring EGT during towing, especially under bright sunlight or at night. Features like backlit displays, multiple color options, and digital readouts improve readability and reduce driver distraction. Some gauges offer customizable color schemes and warning alerts, which can be tailored to your preferences. A well-designed display ensures you can quickly interpret your data without taking your eyes off the road.
Build Quality and Durability
Towing exposes gauges to vibrations, temperature fluctuations, and dust. Therefore, selecting a model with a rugged, weather-resistant casing and high-quality sensors is wise. Metal or high-grade plastic housings can withstand harsh conditions better than cheaper plastic alternatives. Durability also extends to wiring and connections—look for kits with reinforced wiring and corrosion-resistant fittings to ensure longevity in demanding environments.
Ease of Installation and Compatibility
Some gauge kits are simple plug-and-play, while others may require more complex wiring or even professional installation. Consider your technical skill level before purchasing. Additionally, check that the gauge size (most commonly 2-1/16 inches) and sensor fittings are compatible with your truck’s dashboard and exhaust system. Proper fitment and straightforward installation contribute significantly to a satisfying user experience and reliable operation.
Value and Additional Features
Beyond basic temperature readings, some gauges offer extra features like boost pressure monitoring, digital data logging, or customizable warning alerts. Evaluate whether these extras align with your towing needs and budget. While premium models tend to cost more, they often provide better build quality and additional functionalities that can be beneficial for serious towing applications. Avoid sacrificing essential accuracy and durability for unnecessary bells and whistles—balance is key.
Frequently Asked Questions
How do I know if a gauge is compatible with my diesel truck?
Compatibility depends on the sensor fittings, wiring standards, and physical size of the gauge. Most diesel trucks use Type K thermocouple sensors, so selecting a gauge that supports this standard is essential. Check your vehicle’s specifications and compare them with the gauge’s sensor and wiring requirements. If unsure, consulting the manufacturer’s compatibility chart or seeking advice from a professional installer can prevent mismatched parts and ensure accurate readings.
Can I install an EGT gauge myself, or do I need professional help?
Many EGT gauge kits are designed for DIY installation, especially those with straightforward wiring and sensor connections. However, proper placement of the sensor and ensuring a secure, insulated connection are critical for accurate readings and safety. If you’re comfortable with basic automotive wiring and drilling, you can likely install the gauge yourself. For more complex setups or if you’re unsure, professional installation guarantees correct setup and optimal performance.
What is the ideal temperature range I should monitor when towing?
While specific temperature limits depend on your engine and load, generally, an EGT of around 1,200°F to 1,350°F is considered safe for most diesel engines during heavy towing. Temperatures exceeding 1,500°F can indicate potential issues, such as overloading or insufficient cooling, risking engine damage. Monitoring real-time EGT helps you adjust driving habits before reaching critical levels, protecting your engine and prolonging its lifespan.
Are digital or analog gauges better for towing diesel trucks?
Digital gauges typically offer clearer, more precise readings with customizable displays and alert settings, making them a popular choice for towing applications. Analog gauges, while often simpler and sometimes more rugged, can be harder to read quickly, especially in challenging lighting conditions. For towing, digital models with backlit screens and alert features usually provide a better balance of usability and reliability, helping you react promptly to temperature changes.
How often should I check my EGT gauge during towing?
It’s advisable to monitor your EGT continuously during heavy or prolonged towing, especially on steep grades or high-load conditions. Keeping an eye on the gauge allows you to take early action if temperatures start to rise toward unsafe levels. In practice, glancing at the gauge every few minutes or whenever you change driving conditions helps prevent overheating. Maintaining vigilance ensures your engine stays within safe operational limits and avoids costly repairs.
Conclusion
For the everyday diesel truck owner who tows occasionally, a reliable, easy-to-install gauge like the MaxTow Black & Green offers great value and straightforward monitoring. Those seeking a comprehensive setup with dual readings and advanced features will find the GlowShift 10 Color Digital Dual Boost & Pyrometer Gauge Kit to be the best overall choice. If budget isn’t an issue and durability is paramount, the Hewitt Industries Combo Kit provides excellent versatility. Beginners or less tech-savvy owners should prioritize models with simple installation and clear displays, while seasoned enthusiasts might opt for premium gauges with additional functionalities. Matching your specific towing demands with the right features ensures reliable engine protection and peace of mind on the road.
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