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 5572816 OIL COOLER TEST KIT Original OEM part
CUMMINS
$2,154.29$1,967.95Cummins 5572816 - OIL COOLER TEST KIT MINS5572816 Discover the genuine Cummins 5572816 - OIL COOLER TEST KIT, essential for testing oil coolers effectively. Trust our online store for the quality...$2,154.29$1,967.95 -
CUMMINS 5395562 OIL COOLER TEST KIT Original OEM part
CUMMINS
$2,974.78$2,717.46Cummins 5395562 - OIL COOLER TEST KIT MINS5395562 Find peace of mind knowing you're getting the authentic 5395562 - OIL COOLER TEST KIT from Cummins when you shop with us. With competitive pricing...$2,974.78$2,717.46 -
CUMMINS 5394680 LEAK TEST KIT Original OEM part
CUMMINS
$13,627.00$12,448.27Precision engineered for uncompromising reliability Accurately detects leaks to maintain optimal engine health Manufactured exclusively by Cummins to guarantee full compatibility Genuine OEM part...$13,627.00$12,448.27 -
CUMMINS 5394609 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$108.50$99.12Experience precision and durability with Cummins-engineered components. Designed for accurate electrical diagnostics, enhancing maintenance efficiency. Ensures optimal connection integrity under...$108.50$99.12 -
CUMMINS 5299918 LEAK TEST KIT Original OEM part
CUMMINS
$1,980.08$1,808.81Cummins 5299918 - LEAK TEST KIT MINS5299918 Discover the genuine 5299918 - LEAK TEST KIT by Cummins at our store. Our products are sourced directly from the brand to ensure quality and compatibility...$1,980.08$1,808.81 -
CUMMINS 5299854 DOSER PRESSURE TEST KIT Original OEM part
CUMMINS
$1,473.15$1,345.72Cummins 5299854 - DOSER PRESSURE TEST KIT MINS5299854 Discover the superior performance of the Cummins 5299854 - DOSER PRESSURE TEST KIT, designed to ensure precise diagnostics and maintenance of...$1,473.15$1,345.72 -
CUMMINS 3822986 FLUID COMBUS LEAK TEST Original OEM part PACK OF 12
CUMMINS
$711.00$649.50Precision engineered for dependable diagnostics Essential for maintaining fluid integrity under critical conditions Authentic OEM Cummins component guaranteeing full compatibility CUMMINS 3822986...$711.00$649.50 -
CUMMINS 3822985 COMBUSTION LEAK TEST KIT Original OEM part
CUMMINS
$285.13$260.46Cummins 3822985 - COMBUSTION LEAK TEST KIT MINS3822985 Find peace of mind with the authentic Cummins 3822985 - COMBUSTION LEAK TEST KIT (SKU: MINS3822985). Ensure the integrity of your lawn mower...$285.13$260.46 -
CUMMINS ST1298 INJECTOR TESTER Original OEM part
CUMMINS
$7,525.14$6,874.21Cummins ST1298 - INJECTOR TESTER MINSST1298 Discover the authentic ST1298 - INJECTOR TESTER by Cummins at our store. Designed to ensure accurate testing of injectors, this essential tool guarantees...$7,525.14$6,874.21 -
CUMMINS ST1111 TESTOR LEAKAGE Original OEM part
CUMMINS
$2,432.63$2,222.21Cummins ST1111 - TESTOR LEAKAGE MINSST1111 Find genuine replacement parts like the Cummins ST1111 - TESTOR LEAKAGE at our store, ensuring top-notch quality and compatibility. The MINSST1111 by...$2,432.63$2,222.21 -
FLEETGUARD Q50912 TEST KIT Original FLEETGUARD OEM part
FLEETGUARD
$137.00$125.15Fleetguard Q50912 - TEST KIT - Original part FLGQ50912 Get the authentic Fleetguard Q50912 Test Kit from our store, SKU FLGQ50912, ensuring top-notch performance for your outdoor equipment. Our...$137.00$125.15 -
CUMMINS 5395600 LEAK TEST KIT Original OEM part
CUMMINS
$3,057.20$2,792.76Precision Testing for Ultimate Engine Reliability Durable construction for consistent, long-lasting performance Essential tool engineered by Cummins for exact compatibility and function Certified...$3,057.20$2,792.76 -
CUMMINS 5395434 FUEL SYSTEM TESTER Original OEM part
CUMMINS
$427.70$390.71Precision diagnostics for optimal engine health Robust design engineered for durability and accuracy Certified genuine OEM part ensuring perfect fit and performance CUMMINS 5395434 FUEL SYSTEM...$427.70$390.71 -
CUMMINS 5395230 FUEL PRESSURE TEST KIT Original OEM part
CUMMINS
$2,312.73$2,112.68Power your diagnostics with engineered precision from Cummins. Accurate fuel pressure measurement ensures your engine runs smoothly and efficiently. Robust design for long-lasting reliability under...$2,312.73$2,112.68 -
CUMMINS 5395049 LEAK TEST KIT Original OEM part
CUMMINS
$554.39$506.44Precision engineered for dependable system integrity Essential diagnostic tool for leak detection Durable, reusable components designed for field service 100% Genuine OEM CUMMINS part ensuring...$554.39$506.44 -
CUMMINS 5394819 OIL COOLER LEAK TEST KIT Original OEM part
CUMMINS
$7,381.63$6,743.12Precision-tested reliability tailored for your Cummins engine. Detect oil cooler leaks early to safeguard system integrity and efficiency. Designed to perfectly match OEM specifications for a...$7,381.63$6,743.12 -
CUMMINS 5394722 FUEL SYSTEM TESTER Original OEM part
CUMMINS
$4,086.76$3,733.26Precision in every connection, power in every test. Accurate fuel system diagnostics to protect engine health. Robust design engineered for durability and consistent performance. 100% genuine...$4,086.76$3,733.26 -
CUMMINS 5394639 LEAK TEST KIT Original OEM part
CUMMINS
$934.59$853.75Cummins 5394639 - LEAK TEST KIT MINS5394639 Discover reliable and genuine quality with the 5394639 - LEAK TEST KIT from Cummins. Our store stands out as the premier destination for authentic...$934.59$853.75 -
CUMMINS 5394515 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$536.39$490.00Precision engineered by Cummins for flawless fuel system diagnostics Accurately detects leaks to protect engine performance and efficiency Durable construction ensures long-term, dependable use in...$536.39$490.00 -
CUMMINS 5394499 FUEL SYSTEM LEAK TEST KIT Original OEM part
CUMMINS
$728.69$665.66Precision diagnostics empower your Cummins engine Designed to accurately detect fuel system leaks for optimal engine health Durable build engineered for long-term use in demanding...$728.69$665.66 -
CUMMINS 5394385 TURBOCHARGER LEAK TEST KIT Original OEM part
CUMMINS
$342.36$312.75Cummins 5394385 - TURBOCHARGER LEAK TEST KIT MINS5394385 Discover the unparalleled quality of the Cummins 5394385 - TURBOCHARGER LEAK TEST KIT at our online store. Engineered with precision, this...$342.36$312.75 -
CUMMINS 5394360 COMBUSTION LEAK TESTER Original OEM part
CUMMINS
$3,189.83$2,913.91Empower your engine diagnostics with authentic Cummins precision Highly sensitive detection for early identification of combustion leaks Durable construction engineered for long-lasting service in...$3,189.83$2,913.91 -
CUMMINS 5394340 COMBUSTION LEAK TESTER Original OEM part
CUMMINS
$3,189.83$2,913.91Precision in every test, trust in every result. Accurately detects combustion leaks to safeguard engine integrity and optimize performance. Robust construction engineered to withstand rigorous...$3,189.83$2,913.91 -
CUMMINS 5394259 FUEL PUMP TESTER Original OEM part
CUMMINS
$681.15$622.23Engineered for Excellence: Delivers unmatched accuracy for fuel pump diagnostics to safeguard engine performance. Durable Construction: Crafted to endure rigorous testing environments, ensuring...$681.15$622.23 -
CUMMINS 5299851 LEAK TEST KIT Original OEM part
CUMMINS
$2,887.64$2,637.86Cummins 5299851 - LEAK TEST KIT MINS5299851 Our store proudly offers the genuine Cummins 5299851 - LEAK TEST KIT (SKU: MINS5299851) for all your outdoor equipment needs. Rest assured that you are...$2,887.64$2,637.86 -
CUMMINS 5299843 FUEL SYSTEM LEAK TEST KIT Original OEM part
CUMMINS
$947.26$865.32Cummins 5299843 - FUEL SYSTEM LEAK TEST KIT MINS5299843 Browse no further for the 5299843 - FUEL SYSTEM LEAK TEST KIT from Cummins. Our store caters to your need for original replacement parts,...$947.26$865.32 -
CUMMINS 5299836 TURBOCHARGER LEAK TEST KIT Original OEM part
CUMMINS
$1,608.10$1,469.00Cummins 5299836 - TURBOCHARGER LEAK TEST KIT MINS5299836 Find the original Cummins 5299836 Turbocharger Leak Test Kit, SKU MINS5299836, exclusively at our store. Expertly designed for accurate leak...$1,608.10$1,469.00 -
CUMMINS 5299726 FUEL PRESSURE TEST KIT Original OEM part
CUMMINS
$1,045.49$955.06Cummins 5299726 - FUEL PRESSURE TEST KIT MINS5299726 When it comes to ensuring your outdoor equipment runs smoothly, trust only the best, like the 5299726 - FUEL PRESSURE TEST KIT by Cummins. Our...$1,045.49$955.06 -
CUMMINS 5299703 CRANKCASE TEST KIT Original OEM part
CUMMINS
$613.29$560.24Cummins 5299703 - CRANKCASE TEST KIT MINS5299703 Find peace of mind knowing you are investing in authenticity with the 5299703 - CRANKCASE TEST KIT by Cummins. Our store ensures that this genuine...$613.29$560.24 -
CUMMINS 5299621 OIL COOLER LEAK TEST KIT Original OEM part
CUMMINS
$380.16$347.28Cummins 5299621 - OIL COOLER LEAK TEST KIT MINS5299621 Discover the premium quality 5299621 - OIL COOLER LEAK TEST KIT by Cummins at our store. Made for precision, this genuine part ensures optimal...$380.16$347.28 -
CUMMINS 5299511 ELECTRICAL CIRCUIT TESTER Original OEM part
CUMMINS
$2,170.13$1,982.41Cummins 5299511 - ELECTRICAL CIRCUIT TESTER MINS5299511 Unlock the potential of your outdoor equipment with the genuine Cummins 5299511 - ELECTRICAL CIRCUIT TESTER, SKU MINS5299511. Our store stands...$2,170.13$1,982.41 -
CUMMINS 5299464 LEAK TEST KIT Original OEM part
CUMMINS
$845.89$772.72Cummins 5299464 - LEAK TEST KIT MINS5299464 Find peace of mind with the genuine Cummins 5299464 - LEAK TEST KIT available at our store. Our commitment to providing original replacement parts ensures...$845.89$772.72 -
CUMMINS 5299462 LEAK TEST KIT Original OEM part
CUMMINS
$1,317.96$1,203.96Cummins 5299462 - LEAK TEST KIT MINS5299462 Find confidence in your purchase with the original "5299462 - LEAK TEST KIT" by Cummins, SKU "MINS5299462". At our store, we pride ourselves on offering...$1,317.96$1,203.96 -
CUMMINS 5299283 OIL COOLER LEAK TEST KIT Original OEM part
CUMMINS
$4,554.74$4,160.75Cummins 5299283 - OIL COOLER LEAK TEST KIT MINS5299283 Explore top-quality equipment maintenance with the Cummins 5299283 - OIL COOLER LEAK TEST KIT. Ensure optimal performance by swiftly...$4,554.74$4,160.75 -
CUMMINS 5299271 LEAK TEST KIT Original OEM part
CUMMINS
$4,450.59$4,065.62Cummins 5299271 - LEAK TEST KIT MINS5299271 Find peace of mind with the Cummins 5299271 - LEAK TEST KIT for outdoor equipment maintenance. Our store offers the original replacement part ensuring...$4,450.59$4,065.62 -
CUMMINS 5299247 FUEL SYSTEM LEAK TESTER Original OEM part
CUMMINS
$576.63$526.75Engineered Precision, Unmatched Reliability Accurate Fuel System Leak Detection for Optimal Engine Health Durable Construction Designed for Long-Term Use in Demanding Conditions 100% Genuine OEM...$576.63$526.75 -
CUMMINS 5299233 LEAK TEST KIT Original OEM part
CUMMINS
$12,428.83$11,353.73Cummins 5299233 - LEAK TEST KIT MINS5299233 Find peace of mind with the genuine Cummins 5299233 - LEAK TEST KIT, SKU: MINS5299233, ensuring the perfect fit and functionality. Trust in our store for...$12,428.83$11,353.73 -
CUMMINS 5299224 EXHAUST COOLER LEAK TEST KIT Original OEM part
CUMMINS
$2,677.06$2,445.50Cummins 5299224 - EXHAUST COOLER LEAK TEST KIT MINS5299224 Discover the authentic Cummins 5299224 - EXHAUST COOLER LEAK TEST KIT, essential for maintaining outdoor equipment performance. Our online...$2,677.06$2,445.50 -
CUMMINS 5299108 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$35.30$32.25Precision engineered to empower your diagnostics with unwavering reliability High-grade insulated leads ensure safety and accurate electrical readings Durable construction designed for long-lasting...$35.30$32.25 -
CUMMINS 5299107 ELECTRICAL TEST LEAD Original OEM part
CUMMINS
$35.39$32.33Trust the power of precision diagnostics with Cummins engineered excellence. Durable copper conductors provide consistent signal integrity under demanding conditions. Ergonomically designed...$35.39$32.33