Wire Harnesses
Genuine Wire Harnesses for Diesel Engines by Onan, Cummins & Fleetguard
Upgrade your diesel engine's electrical system with our premium wire harnesses, designed specifically for Onan, Cummins, and Fleetguard power engines. Our genuine wire harnesses ensure seamless connectivity and durability, critical for maintaining engine efficiency and safety.
Wire Harnesses & Electrical Wiring Solutions for Reliable Power Engines
Our catalog features expertly crafted wiring harnesses, complete wire assemblies, and connector kits that meet rigorous OEM standards. Whether you need replacement parts or upgrades, our wire harnesses guarantee robust performance under demanding conditions.
- OEM Quality: Authentic parts engineered to fit perfectly with Onan, Cummins, and Fleetguard diesel engines.
- Durability: Resistant to heat, vibration, and corrosion for long-lasting service life.
- Enhanced Engine Performance: Ensures optimal electrical flow, reducing downtime and maintenance costs.
Why Choose Our Wire Harnesses? We provide genuine, brand-specific wire harnesses that combine expert craftsmanship with reliable performance, ensuring your diesel engines operate efficiently and safely every time.
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CUMMINS 5446604 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$332.69$303.92Precision engineered for seamless power system integration Durable wiring harness designed to ensure consistent signal transmission Expertly crafted to maintain full compatibility and optimize...$332.69$303.92 -
CUMMINS 5444414 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,939.95$1,772.14Experience seamless integration and unwavering reliability with every connection. Precision-engineered wiring harness designed for robust external control module support. Ensures consistent signal...$1,939.95$1,772.14 -
CUMMINS 5443245 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,819.20$1,661.84Engineered for seamless integration to maintain your system's peak efficiency. Durable construction delivers consistent performance under demanding conditions. Authentic OEM quality ensures exact...$1,819.20$1,661.84 -
CUMMINS 5417637 WIRING HARNESS Original OEM part
CUMMINS
$1,010.06$922.69Experience outstanding electrical connectivity designed to maximize generator efficiency and reliability. Engineered to withstand harsh environments, ensuring consistent signal transmission for your...$1,010.06$922.69 -
CUMMINS 5417636 WIRING HARNESS Original OEM part
CUMMINS
$734.07$670.57Precision in Every Connection: Engineered to deliver flawless electrical integration for optimal generator function. Durability Built to Last: Constructed with high-quality materials to withstand...$734.07$670.57 -
CUMMINS 5416016 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,152.90$1,053.18Precision engineered for seamless integration and optimum performance Ensures reliable communication between control modules for consistent power delivery Durable construction designed to withstand...$1,152.90$1,053.18 -
CUMMINS 5414587 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,294.82$2,096.31Engineered for seamless integration and lasting reliability. Precision-crafted to maintain optimal engine control and communication. Designed to withstand harsh operational environments while...$2,294.82$2,096.31 -
CUMMINS 5406054 WIRING HARNESS KIT Original OEM part
CUMMINS
$101.00$92.27Precision engineered wiring harness for superior engine connectivity. Enhances electrical integrity to support efficient power delivery and system safety. 100% authentic Cummins OEM component...$101.00$92.27 -
CUMMINS 5403391 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$5,788.69$5,287.97Precision engineered for seamless integration and durability Enhances reliable communication between control modules Crafted exclusively as an original Cummins OEM component Trust in Cummins quality...$5,788.69$5,287.97 -
CUMMINS 5402823 WIRING HARNESS Original OEM part
CUMMINS
$194.22$177.42Engineered for precision: Reliable connectivity designed to meet Cummins exacting standards. Durability under demanding conditions: Built to withstand heat, vibration, and harsh environments...$194.22$177.42 -
CUMMINS 5402683 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$421.00$384.59Precision-engineered for seamless system communication Durable wiring harness optimized for demanding environments Guaranteed Cummins OEM authenticity for perfect compatibility CUMMINS 5402683...$421.00$384.59 -
CUMMINS 5402682 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,123.52$1,026.33Precision engineered for seamless power management. Robust construction ensuring consistent signal integrity under demanding conditions. Designed for direct compatibility with Cummins control...$1,123.52$1,026.33 -
CUMMINS 5401344 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,393.03$1,272.53Precision engineered to empower your generator's heart Robust construction ensuring consistent signal integrity and protected connections Essential for flawless communication between your control...$1,393.03$1,272.53 -
CUMMINS 5400211 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,171.38$1,070.06Precision engineered to power your confidence Durable wiring harness designed to maintain flawless external control module connectivity Ensures optimal signal transmission for uncompromised...$1,171.38$1,070.06 -
CUMMINS 5400209 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$859.83$785.45Engineered to Perform, Built to Last: Depend on the precision design that integrates seamlessly with your Cummins power system. Robust Wiring for Optimal Control: Ensures stable signals and reliable...$859.83$785.45 -
CUMMINS 5377588 WIRING HARNESS Original OEM part
CUMMINS
$2,647.80$2,418.77Engineered for Excellence, Designed for Dependability Precision-crafted wiring harness ensuring flawless electrical connections Enhances system responsiveness and prevents power disruptions 100%...$2,647.80$2,418.77 -
CUMMINS 5373910 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,887.78$2,637.99Cummins 5373910 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5373910 Offering the genuine Cummins 5373910 - EXTERNAL CONTROL MODULE WIRING HARNESS, our store ensures top-notch quality and...$2,887.78$2,637.99 -
CUMMINS 5369130 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,210.93$1,106.18Cummins 5369130 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5369130 Find the original Cummins 5369130 - EXTERNAL CONTROL MODULE WIRING HARNESS, SKU MINS5369130, exclusively in our store. This...$1,210.93$1,106.18 -
CUMMINS 5368892 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,839.44$1,680.33Precision engineered for seamless integration and unwavering reliability Advanced wiring harness designed to optimize external control module functions Durable construction to withstand extreme...$1,839.44$1,680.33 -
CUMMINS 5368891 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,540.88$1,407.60Precision engineered to power your Cummins system’s heart and brain. Robust design ensures seamless signal transmission under all operating conditions. Durably crafted to withstand harsh...$1,540.88$1,407.60 -
CUMMINS 5368890 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,266.84$1,157.26Engineered for Excellence: Precisely crafted to optimize your power system's control capabilities. Durability that Endures: Built to withstand rigorous operational demands and environmental stress...$1,266.84$1,157.26 -
CUMMINS 5364764 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,547.58$1,413.72Experience unmatched precision engineering for your power system's heart. Premium durability crafted to withstand the most demanding operations. Ensures flawless connectivity with your external...$1,547.58$1,413.72 -
CUMMINS 5336933 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$425.22$388.44Cummins 5336933 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5336933 Find top-quality original 5336933 - EXTERNAL CONTROL MODULE WIRING HARNESS by Cummins at our store. Our superior selection of...$425.22$388.44 -
CUMMINS 5336401 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,585.82$1,448.64Precision-engineered for uncompromised durability and peak system synergy Reliable signal transmission ensuring optimal generator control and safety Designed to withstand harsh operating...$1,585.82$1,448.64 -
CUMMINS 5334436 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$5,807.88$5,305.50Precision engineered to connect and control — your Cummins system’s vital link. Robust wiring harness designed for long-term reliability in challenging environments. Seamless integration with...$5,807.88$5,305.50 -
CUMMINS 5319319 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$881.03$804.82Precision-engineered wiring harness for seamless control integration Durable construction to withstand harsh engine conditions and deliver consistent performance 100% OEM Cummins component ensuring...$881.03$804.82 -
CUMMINS 5316589 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$994.24$908.24Precision engineered for seamless power management integration Robust wiring design ensures consistent signal transmission under demanding conditions Optimized for durability and resistance to...$994.24$908.24 -
CUMMINS 5316561 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,772.18$2,532.39Precision engineered for uncompromised power management Durable wiring harness designed to withstand harsh operating conditions Fully compatible OEM part ensuring seamless integration and optimal...$2,772.18$2,532.39 -
CUMMINS 5316560 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$4,866.67$4,445.70Precision engineered for uncompromising reliability Designed to ensure optimal signal integrity and secure connections Manufactured to meet Cummins' rigorous OEM standards for durability and...$4,866.67$4,445.70 -
CUMMINS 5308894 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$415.19$379.28Precision-engineered for uncompromising connectivity in your Cummins power system Robust wiring harness offering enhanced durability under demanding operational conditions Designed to maintain...$415.19$379.28 -
CUMMINS 5306284 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$498.73$455.59Dependable connectivity engineered for precision and endurance Robust wiring harness designed to maintain optimal signal integrity Manufactured by Cummins to guarantee full OEM...$498.73$455.59 -
CUMMINS 5257726 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,019.24$1,844.57Cummins 5257726 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5257726 We offer the genuine Cummins 5257726 - EXTERNAL CONTROL MODULE WIRING HARNESS at the best price, ensuring top-notch quality for...$2,019.24$1,844.57 -
CUMMINS 4951625 WIRING HARNESS Original OEM part
CUMMINS
$3,908.94$3,570.82Cummins 4951625 - WIRING HARNESS MINS4951625 Get your hands on the authentic 4951625 - WIRING HARNESS by Cummins, SKU MINS4951625, only at our store. Our commitment to providing genuine replacement...$3,908.94$3,570.82 -
CUMMINS 4914804 WIRING HARNESS Original OEM part
CUMMINS
$4,688.35$4,282.81Unmatched Precision Crafted for Peak Cummins Performance Durable Construction Ensures Consistent Electrical Integrity Designed for Perfect Fit and Easy Installation 100% Genuine Cummins OEM...$4,688.35$4,282.81 -
CUMMINS 4396203 WIRING HARNESS Original OEM part
CUMMINS
$1,428.55$1,304.98Cummins 4396203 - WIRING HARNESS MINS4396203 Upgrade your outdoor equipment with the authentic Cummins 4396203 - WIRING HARNESS. Specially crafted to ensure optimal performance, this wiring harness...$1,428.55$1,304.98 -
CUMMINS 4396202 WIRING HARNESS Original OEM part
CUMMINS
$9,320.38$8,514.17Engineered for seamless power—trusted performance from Cummins. Robust wiring design ensures reliable signal transmission under demanding conditions. Durable construction resists wear, vibration,...$9,320.38$8,514.17 -
CUMMINS 4395102 WIRING HARNESS Original OEM part
CUMMINS
$873.50$797.95Engineered for Excellence: Experience precision-crafted connectivity to maintain your Cummins engine’s optimal performance. Durability at its Core: Built to withstand the toughest conditions,...$873.50$797.95 -
CUMMINS 4384743 WIRING HARNESS Original OEM part
CUMMINS
$189.20$172.84Power your engine’s core with precision-engineered connectivity. Optimized for flawless signal transmission and lasting durability. Designed to withstand harsh conditions for uninterrupted...$189.20$172.84 -
CUMMINS 4364459 WIRING HARNESS Original OEM part
CUMMINS
$443.19$404.86Engineered for Excellence: Precision-crafted wiring harness designed to maintain seamless electrical connectivity under demanding conditions. Durability You Can Trust: Built from high-grade...$443.19$404.86 -
CUMMINS 4364447 WIRING HARNESS Original OEM part
CUMMINS
$337.42$308.23Precision engineered for uncompromised reliability and seamless integration Durable wiring design ensures optimal electrical connectivity under the toughest conditions Essential for maintaining peak...$337.42$308.23