Testers
Genuine Testers for Onan, Cummins, and Fleetguard Diesel Engines
Discover our premium range of testers engineered for precise diagnostics on Onan, Cummins, and Fleetguard diesel power engines. Our testers ensure accurate measurement and monitoring, helping you maintain peak engine performance and avoid costly downtime.
Reliable Testers for Diesel Engine Diagnostics | Genuine Onan, Cummins & Fleetguard Tools
Our testers include multimeters, pressure testers, and specialized diagnostic tools tailored for diesel engines. Each tester is crafted to deliver dependable readings, essential for troubleshooting and regular maintenance.
- Authentic Quality: Genuine replacement testers built to meet strict manufacturer standards.
- Engineered for Diesel Power: Compatible with Onan, Cummins, and Fleetguard engines ensuring precise diagnostics.
- Enhanced Durability: Designed to withstand harsh conditions in diesel engine environments.
Why Choose Our Testers?
Choose our genuine testers for trusted accuracy, durability, and compatibility that keep your diesel engines running efficiently and reliably.
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CUMMINS 5299037 LEAK TEST KIT Original OEM part
CUMMINS
$1,280.10$1,169.38Cummins 5299037 - LEAK TEST KIT MINS5299037 Find peace of mind knowing you're buying genuine Cummins 5299037 - LEAK TEST KIT from our store. Our dedication to authenticity ensures you receive...$1,280.10$1,169.38 -
CUMMINS 5299021 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$471.05$430.30Cummins 5299021 - FUEL SYSTEM LEAK TESTER MINS5299021 Discover the authenticity of the 5299021 - FUEL SYSTEM LEAK TESTER from Cummins in our online store. Our commitment to offering genuine...$471.05$430.30 -
CUMMINS 5298985 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$221.79$202.61Precision testing for unmatched fuel system integrity Accurate leak detection safeguards engine performance and efficiency Engineered as a genuine OEM CUMMINS component for guaranteed compatibility...$221.79$202.61 -
CUMMINS 5298935 DIESEL EXHAUST FLUID TEST KIT Original OEM part
CUMMINS
$855.38$781.39Cummins 5298935 - DIESEL EXHAUST FLUID TEST KIT MINS5298935 Discover the genuine Cummins 5298935 - DIESEL EXHAUST FLUID TEST KIT at our store, the go-to destination for high-quality replacement...$855.38$781.39 -
CUMMINS 5298887 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$158.40$144.70Precision engineered for reliable leak detection Durable construction ensures extended service life 100% OEM Cummins authenticity guarantees perfect fit and performance Unleash Confidence with the...$158.40$144.70 -
CUMMINS 5298804 FUEL SYSTEM LEAK TEST KIT Original OEM part
CUMMINS
$259.80$237.33Cummins 5298804 - FUEL SYSTEM LEAK TEST KIT MINS5298804 Ensure peak performance of your outdoor equipment with the genuine Cummins 5298804 - FUEL SYSTEM LEAK TEST KIT, SKU MINS5298804. Our store...$259.80$237.33 -
CUMMINS 5298785 EXHAUST COOLER LEAK TEST KIT Original OEM part
CUMMINS
$891.46$814.35Cummins 5298785 - EXHAUST COOLER LEAK TEST KIT MINS5298785 Find peace of mind with the original 5298785 - EXHAUST COOLER LEAK TEST KIT by Cummins. Ensure the optimal performance of your outdoor...$891.46$814.35 -
CUMMINS 5298778 INJECTOR TEST KIT Original OEM part
CUMMINS
$5,016.20$4,582.30Cummins 5298778 - INJECTOR TEST KIT MINS5298778 Discover the 5298778 - INJECTOR TEST KIT by Cummins, a vital tool to ensure optimal performance of your equipment. With a focus on precision and...$5,016.20$4,582.30 -
CUMMINS 5298766 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$380.16$347.28Cummins 5298766 - FUEL SYSTEM LEAK TESTER MINS5298766 Find peace of mind with the Cummins 5298766 - FUEL SYSTEM LEAK TESTER, precisely designed for accurate diagnostics. Trust our store for original...$380.16$347.28 -
CUMMINS 5298722 INJECTOR LEAK TEST KIT Original OEM part
CUMMINS
$332.66$303.89Cummins 5298722 - INJECTOR LEAK TEST KIT MINS5298722 Upgrade your maintenance routine with the authentic Cummins 5298722 - INJECTOR LEAK TEST KIT, designed to ensure peak performance for your...$332.66$303.89 -
CUMMINS 5298701 LEAK TEST KIT Original OEM part
CUMMINS
$934.59$853.75Cummins 5298701 - LEAK TEST KIT MINS5298701 Discover the genuine Cummins 5298701 - LEAK TEST KIT, SKU MINS5298701, at our store. Ensure your outdoor equipment operates at peak performance with this...$934.59$853.75 -
CUMMINS 5298626 TESTER ELECTRICAL WIRE INSULATION ELBOW Original OEM part
CUMMINS
$7,306.88$6,674.84Experience unmatched electrical integrity designed specifically for Cummins systems. Engineered to protect wiring insulation under demanding operational conditions. Ensures precise fit and reliable...$7,306.88$6,674.84 -
CUMMINS 5298521 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$300.98$274.95Precision diagnostic tool engineered for dependable fuel system leak detection Rugged construction promising long-lasting service life under demanding conditions Exclusively manufactured as an OEM...$300.98$274.95 -
CUMMINS 4919867 OIL COOLER LEAK TEST KIT Original OEM part
CUMMINS
$196.40$179.42Cummins 4919867 - OIL COOLER LEAK TEST KIT MINS4919867 Discover the efficient 4919867 - OIL COOLER LEAK TEST KIT from Cummins, SKU MINS4919867, offering precise testing solutions. Trust in our store...$196.40$179.42 -
CUMMINS 4919726 EXHAUST COOLER LEAK TEST KIT Original OEM part
CUMMINS
$310.48$283.63Cummins 4919726 - EXHAUST COOLER LEAK TEST KIT MINS4919726 Ensure the optimal performance of your outdoor equipment with the 4919726 - EXHAUST COOLER LEAK TEST KIT from Cummins. Designed with...$310.48$283.63 -
CUMMINS 4919698 FUEL PRESSURE TEST KIT Original OEM part
CUMMINS
$354.83$324.14Cummins 4919698 - FUEL PRESSURE TEST KIT MINS4919698 Find the original Cummins 4919698 - FUEL PRESSURE TEST KIT at our store for accurate testing of fuel pressure in your outdoor equipment. Ensure...$354.83$324.14 -
CUMMINS 4919688 EXHAUST COOLER LEAK TEST KIT Original OEM part
CUMMINS
$601.97$549.90Cummins 4919688 - EXHAUST COOLER LEAK TEST KIT MINS4919688 Get the original 4919688 - EXHAUST COOLER LEAK TEST KIT by Cummins at our store. Ensure the highest quality with genuine Cummins parts...$601.97$549.90 -
CUMMINS 4919424 EXHAUST GASKET RECIRCULATION COOLER LEAK TEST KIT Original OEM part
CUMMINS
$1,146.88$1,047.68Cummins 4919424 - EXHAUST GASKET RECIRCULATION COOLER LEAK TEST KIT MINS4919424 Discover the authentic 4919424 - EXHAUST GASKET RECIRCULATION COOLER LEAK TEST KIT by Cummins, SKU "MINS4919424," at...$1,146.88$1,047.68 -
CUMMINS 4919110 OIL COOLER LEAK TEST KIT Original OEM part
CUMMINS
$708.16$646.91Cummins 4919110 - OIL COOLER LEAK TEST KIT MINS4919110 Find peace of mind with the Cummins 4919110 - OIL COOLER LEAK TEST KIT. Designed for precision testing, this kit ensures your equipment runs...$708.16$646.91 -
CUMMINS 4919085 AIR COOLER LEAK TEST KIT Original OEM part
CUMMINS
$5,702.54$5,209.27Cummins 4919085 - AIR COOLER LEAK TEST KIT MINS4919085 Ensure the peak performance of your outdoor equipment with the original Cummins 4919085 - AIR COOLER LEAK TEST KIT (SKU: MINS4919085). This...$5,702.54$5,209.27 -
CUMMINS 4919070 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$111.94$102.26Engineered for Excellence—Trust Cummins Precision in Every Test Accurate Leak Detection: Pinpoints fuel system leaks rapidly to prevent costly engine damage Durability and Longevity: Crafted to...$111.94$102.26 -
CUMMINS 4918868 OIL COOLER LEAK TEST KIT Original OEM part
CUMMINS
$426.79$389.88Cummins 4918868 - OIL COOLER LEAK TEST KIT MINS4918868 Discover the genuine Cummins 4918868 - OIL COOLER LEAK TEST KIT at our store, your ultimate destination for quality replacement parts. Our...$426.79$389.88 -
CUMMINS 4918860 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$119.36$109.04Precision Engineering for Unmatched Fuel System Integrity Pinpoint Fuel System Leaks Quickly and Accurately Durable Construction for Long-Term Service Reliability 100% Genuine Cummins OEM Part,...$119.36$109.04 -
CUMMINS 4918612 FUEL SYSTEM TESTER Original OEM part
CUMMINS
$727.09$664.20Cummins 4918612 - FUEL SYSTEM TESTER MINS4918612 Discover the Cummins 4918612 - FUEL SYSTEM TESTER, a reliable and essential tool for diagnosing fuel system issues. Our store offers authentic...$727.09$664.20 -
CUMMINS 4918517 INJECTOR SPRAY TESTER Original OEM part
CUMMINS
$719.68$657.43Precision engineering with every test – maintain your Cummins power with trusted OEM tools Accurately evaluates fuel injector spray patterns for optimal combustion Durable construction built to...$719.68$657.43 -
CUMMINS 4918515 TURBOCHARGER LEAK TEST KIT Original OEM part
CUMMINS
$73.58$67.22Cummins 4918515 - TURBOCHARGER LEAK TEST KIT MINS4918515 Find genuine Cummins 4918515 - TURBOCHARGER LEAK TEST KIT at our store with the SKU MINS4918515. This essential kit ensures your equipment...$73.58$67.22 -
CUMMINS 4918343 IGNITION COIL TESTER Original OEM part
CUMMINS
$1,487.89$1,359.19Precision testing for dependable engine performance. Robust design engineered for longevity and accuracy. Genuine OEM CUMMINS part ensuring full compatibility and warranty compliance. CUMMINS...$1,487.89$1,359.19 -
CUMMINS 4918187 EXHAUST MANIFOLD LEAK TEST KIT Original OEM part
CUMMINS
$640.66$585.24Cummins 4918187 - EXHAUST MANIFOLD LEAK TEST KIT MINS4918187 Find the genuine "4918187 - EXHAUST MANIFOLD LEAK TEST KIT" by Cummins here at our store. As your top choice for original replacement...$640.66$585.24 -
CUMMINS 3824812 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$37.56$34.31Precision diagnostics powered by Cummins engineering excellence Durable, flexible wiring ensures consistent electrical test results Secure connections with rugged, corrosion-resistant terminals 100%...$37.56$34.31 -
CUMMINS 3824811 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$35.30$32.25Precision engineering meets dependable diagnostics Durable construction for enduring performance in demanding environments Seamless compatibility with your Cummins power system for optimal...$35.30$32.25 -
CUMMINS 3824433 CHANGE WASTEGATE TEST KIT Original OEM part
CUMMINS
$823.70$752.45Cummins 3824433 - CHANGE WASTEGATE TEST KIT MINS3824433 Our store proudly offers the genuine Cummins 3824433 - CHANGE WASTEGATE TEST KIT (SKU: MINS3824433) for maintaining peak performance of your...$823.70$752.45 -
CUMMINS 3823995 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$31.75$29.00Precision Engineered for Dependability: Trust the CUMMINS 3823995 ELECTRICAL TEST LEAD to provide accurate and consistent electrical diagnostics every time. Durable Construction: Built to withstand...$31.75$29.00 -
CUMMINS 3823994 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$34.56$31.57Engineered to empower your diagnostics with unmatched precision and reliability. Durable construction designed to withstand rigorous electrical testing demands. Fully certified OEM part exclusively...$34.56$31.57 -
CUMMINS 3823993 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$34.56$31.57Engineered for uncompromising accuracy and durability in electrical diagnostics Designed to withstand rigorous testing environments with premium materials Ensures full compatibility and safety as an...$34.56$31.57 -
CUMMINS 3822611 TESTER AIR FUEL CONTROL BBL PLNG LEAK Original OEM part
CUMMINS
$1,034.30$944.84Engineered for Precision Diagnostics - Trust in the advanced design tailored to maintain optimal air-fuel mixture performance. Durability Under Demanding Conditions - Constructed to endure rigorous...$1,034.30$944.84 -
ONAN 3384054 HARNESS TEST SIM 3100 Original ONAN/CUMMINS OEM part
ONAN
$635.88$580.88Precision engineered to keep your power system running flawlessly. Essential test harness designed specifically for diagnostic accuracy and seamless generator function validation. Durable...$635.88$580.88 -
CUMMINS 3377642 CALIB/INSP TEST PROCEDURE Original OEM part
CUMMINS
$6.98$6.38Precision engineered for optimal calibration and inspection efficiency Enhances system reliability through thorough testing procedures Supplied as a genuine Cummins OEM component, guaranteeing...$6.98$6.38 -
CUMMINS 3376946 INJECTOR NOZZLE TESTER Original OEM part
CUMMINS
$4,693.14$4,287.18Precision engineering to ensure injector performance you can trust Durable construction for long-lasting, consistent testing results Certified OEM authenticity from Cummins, guaranteeing perfect...$4,693.14$4,287.18 -
CUMMINS 3376861 OIL CLEANER PRESSURE TEST KIT Original OEM part
CUMMINS
$632.28$577.59Cummins 3376861 - OIL CLEANER PRESSURE TEST KIT MINS3376861 Get your hands on the original Cummins 3376861 - OIL CLEANER PRESSURE TEST KIT (SKU: MINS3376861) at our store for unparalleled quality...$632.28$577.59 -
CUMMINS 3376765 OIL COOLER BUNDLE TESTER Original OEM part
CUMMINS
$1,852.35$1,692.12Precision engineered for dependable power Advanced testing capability to safeguard engine health Essential tool for early detection of oil cooler issues Certified OEM Cummins component guaranteeing...$1,852.35$1,692.12