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.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
ONAN 3384982 ACCESSORY HARNESS Original ONAN/CUMMINS OEM part
ONAN
$512.59$468.25Engineered for seamless integration and dependable operation Ensures optimal electrical connections within your ONAN generator system Designed to withstand demanding environmental and operational...$512.59$468.25 -
ONAN 338379401 TEXT 12V STOP SOLENOIDE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$371.54$339.40Cummins TEXT 12V STOP SOLENOIDE HARNESS 338-3794-01 Our store proudly offers the genuine Cummins TEXT 12V STOP SOLENOIDE HARNESS with the SKU 338-3794-01, ensuring top-quality replacement parts for...$371.54$339.40 -
ONAN 3380574 G HARNESS Original ONAN/CUMMINS OEM part
ONAN
$355.90$325.12Precision engineered for seamless power continuity Robust design ensures dependable electrical connections under demanding conditions Includes factory-certified OEM quality for perfect fit and...$355.90$325.12 -
ONAN 3383575 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$312.07$285.08Precision engineered for seamless power delivery and unmatched reliability Robust design ensures optimal engine communication and lasting durability under demanding conditions Designed exclusively...$312.07$285.08 -
ONAN 3384434 CONTROL PANEL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$581.94$531.60Dependable connectivity for your generator's heart Precision-engineered control panel harness for flawless communication Durable design to withstand demanding environments Fully OEM certified by...$581.94$531.60 -
ONAN A035E295 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$591.63$540.45Precision crafted for seamless power delivery and dependable engine communication Engineered to enhance system durability and maintain optimal performance Designed to withstand demanding operating...$591.63$540.45 -
ONAN 3384951 PCC1302 A GENSET HARNESS Original ONAN/CUMMINS OEM part
ONAN
$588.45$537.55Cummins PCC1302 A GENSET HARNESS 338-4951 Find top-notch quality and reliability in the Cummins PCC1302 A GENSET HARNESS, SKU 338-4951. Our store proudly offers the original part from the Cummins...$588.45$537.55 -
ONAN A043K322 LOWER COOLANT LEVEL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$417.86$381.72Cummins LOWER COOLANT LEVEL HARNESS A043K322 Ensure your lawn mower's coolant system is functioning flawlessly with the original "LOWER COOLANT LEVEL HARNESS" from Cummins. As a trusted provider of...$417.86$381.72 -
ONAN 3384491 ACCESSORY HARNESS Original ONAN/CUMMINS OEM part
ONAN
$391.10$357.27Precision Power Connectivity for Your ONAN Generator Reliable wiring harness designed for flawless integration Durable construction engineered for long-lasting service under demanding...$391.10$357.27 -
ONAN 3383526 JUNCTION HARNESS Original ONAN/CUMMINS OEM part
ONAN
$421.33$384.88Cummins JUNCTION HARNESS 338-3526 Find the genuine "JUNCTION HARNESS" with SKU "338-3526" from the trusted brand Cummins at our store. Crafted with precision and quality materials, this harness...$421.33$384.88 -
ONAN A029U303 INTERFACE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$400.99$366.31Cummins INTERFACE HARNESS A029U303 Discover the genuine Cummins INTERFACE HARNESS, SKU A029U303, at our online store. Crafted with precision to ensure optimal performance in outdoor equipment, this...$400.99$366.31 -
ONAN 3383434 DC WIRING OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$355.00$324.30Power your equipment with precision and protection. Engineered for flawless electrical connection and durability. Designed to optimize your outdoor power system’s efficiency and safety. Certified...$355.00$324.30 -
ONAN 3383380 ENGINE OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$461.17$421.28Precision-crafted for seamless power delivery and engine control excellence Durable design ensures long-lasting service in outdoor power environments Authentic OEM component engineered specifically...$461.17$421.28 -
ONAN 338385501 MAIN AIR BREAK HARNESS Original ONAN/CUMMINS OEM part
ONAN
$506.88$463.04Cummins MAIN AIR BREAK HARNESS 338-3855-01 The MAIN AIR BREAK HARNESS, SKU 338-3855-01 by Cummins, is an essential replacement part for your outdoor equipment. Our store stands out as the top choice...$506.88$463.04 -
ONAN 3382953 MAIN OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$452.84$413.67Cummins MAIN OUTDOOR POWER EQUIPMENT HARNESS 338-2953 Find the genuine Cummins MAIN OUTDOOR POWER EQUIPMENT HARNESS with SKU 338-2953 here! Our store offers the highest quality replacement parts,...$452.84$413.67 -
ONAN 3385040 10 POS CONTROL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$265.56$242.59Engineered Precision for Ultimate Control Ensures Reliable Signal Transmission for Optimal Generator Performance Built to OEM Specifications by Onan for Guaranteed Compatibility and Longevity ONAN...$265.56$242.59 -
ONAN 3384673 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$488.70$446.43Dependable connection for reliable power delivery Precision-engineered for exact fit and long-term engine health Essential for maintaining emission compliance and system efficiency 100% genuine...$488.70$446.43 -
ONAN 3382947 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$261.77$239.13Precision engineered to empower your generator’s heart Ensures seamless electrical connectivity for optimized engine operation Robust construction offers outstanding durability in demanding...$261.77$239.13 -
ONAN 338385701 MAIN HARNESS Original ONAN/CUMMINS OEM part
ONAN
$526.07$480.57Cummins MAIN HARNESS 338-3857-01 When it comes to sourcing original replacement parts like the "MAIN HARNESS" (SKU: 338-3857-01) for your outdoor equipment, trust in the quality and reliability of...$526.07$480.57 -
ONAN 3382220 CONTROL HARNESS Original ONAN/CUMMINS OEM part
ONAN
$494.46$451.69Engineered for seamless power delivery and control precision. Durable construction crafted to withstand demanding operational environments. Genuine OEM part from ONAN, guaranteeing perfect...$494.46$451.69 -
ONAN 338385201 MAIN AIR BREAK HARNESS Original ONAN/CUMMINS OEM part
ONAN
$482.52$440.78Cummins MAIN AIR BREAK HARNESS 338-3852-01 Find the perfect replacement MAIN AIR BREAK HARNESS with SKU 338-3852-01 exclusively from Cummins. Our store offers genuine original parts that are built...$482.52$440.78 -
ONAN 3384622 BATTERY HARNESS Original ONAN/CUMMINS OEM part
ONAN
$339.18$309.84Engineered for uncompromising connection integrity and long-term durability. Ensures seamless power delivery, supporting engine efficiency and reliable starts. Precision-made as an authentic ONAN...$339.18$309.84 -
ONAN 3385203 HEATER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$438.70$400.76Reliability redefined: Trust in every connection for seamless power delivery. Durable construction: Designed to endure high-temperature environments and extend system life. Direct OEM compatibility:...$438.70$400.76 -
ONAN 3383246 CONTROL OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$233.59$213.39Designed for precision and seamless integration carrying forward ONAN's legacy of robust power solutions Provides durable connectivity to ensure consistent control signals in outdoor power...$233.59$213.39 -
ONAN 3383346 OUTDOOR POWER EQUIPMENT HARNESS WIRING K38 Original ONAN/CUMMINS OEM part
ONAN
$581.16$530.89Cummins OUTDOOR POWER EQUIPMENT HARNESS WIRING K38 338-3346 Our store proudly offers the original "OUTDOOR POWER EQUIPMENT HARNESS WIRING K38" by Cummins, SKU 338-3346. Crafted with quality and...$581.16$530.89 -
ONAN 338385601 MAIN HARNESS Original ONAN/CUMMINS OEM part
ONAN
$464.29$424.13Cummins MAIN HARNESS 338-3856-01 Find the original MAIN HARNESS with SKU 338-3856-01 from Cummins at our online store. Rest assured you are getting a high-quality product designed for optimal...$464.29$424.13 -
ONAN 338382401 AC BATTERY HARNESS Original ONAN/CUMMINS OEM part
ONAN
$312.59$285.55Precision-engineered for dependable power delivery Robust construction ensuring durability under demanding conditions Designed exclusively as an OEM replacement part by ONAN, guaranteeing perfect...$312.59$285.55 -
ONAN 338318702 ENGINE WIRING HARNESS Original ONAN/CUMMINS OEM part
ONAN
$212.00$193.67Precision-crafted for lasting reliability: designed to seamlessly connect your engine's electrical components. Optimized for seamless performance: ensures stable power delivery and enhances engine...$212.00$193.67 -
ONAN 3385267 P1302 AC HARNESS Original ONAN/CUMMINS OEM part
ONAN
$487.99$445.78Cummins P1302 AC HARNESS 338-5267 Discover superior quality with the P1302 AC HARNESS (SKU: 338-5267) crafted by Cummins. Ensure peak performance with this genuine replacement part, designed for...$487.99$445.78 -
ONAN 3383834 LOWER VOLTAGE AC HARNESS Original ONAN/CUMMINS OEM part
ONAN
$323.40$295.43Cummins LOWER VOLTAGE AC HARNESS 338-3834 Our online store offers the original LOWER VOLTAGE AC HARNESS with SKU 338-3834 from the renowned brand Cummins. This high-quality harness ensures reliable...$323.40$295.43 -
ONAN 3383864 POWER PANEL OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$439.89$401.84Cummins POWER PANEL OUTDOOR POWER EQUIPMENT HARNESS 338-3864 Discover the high-quality Cummins POWER PANEL OUTDOOR POWER EQUIPMENT HARNESS, SKU 338-3864, at our online store. Designed for efficiency...$439.89$401.84 -
ONAN 3383536 ENGINE HARNESS Original ONAN/CUMMINS OEM part
ONAN
$325.32$297.18Engineered for Excellence: Precision-crafted to maintain your generator's peak functionality. Durability Under Demanding Conditions: Designed to withstand harsh environments and extensive use...$325.32$297.18 -
ONAN 3382491 HARNESS AC AUXILIARY Original ONAN/CUMMINS OEM part
ONAN
$326.30$298.08Power your system flawlessly with precision-engineered ONAN excellence Heavy-duty harness designed for superior AC auxiliary connectivity Maximizes electrical flow integrity for sustained generator...$326.30$298.08 -
ONAN A041B825 ACCESSORY HARNESS Original ONAN/CUMMINS OEM part
ONAN
$170.87$156.09Power your Onan system with precision and dependability. Seamless connectivity ensures flawless accessory integration. Durable construction tailored for sustained generator performance. 100% Genuine...$170.87$156.09 -
ONAN 3382632 ENGINE OUTDOOR POWER EQUIPMENT HARNESS Original ONAN/CUMMINS OEM part
ONAN
$494.96$452.15Power your system with unwavering confidence Durable electrical harness designed for dependable outdoor performance Engineered for full compatibility with ONAN outdoor power equipment Authentic OEM...$494.96$452.15 -
ONAN 338385103 MAIN HARNESS Original ONAN/CUMMINS OEM part
ONAN
$405.04$370.00Cummins MAIN HARNESS 338-3851-03 With the Cummins MAIN HARNESS (SKU: 338-3851-03), ensure your equipment runs smoothly with original replacement parts. Our store offers the best price on this...$405.04$370.00 -
ONAN A040X432 ACCESSORY HARNESS Original ONAN/CUMMINS OEM part
ONAN
$366.89$335.16Empowering your generator system with precision-engineered reliability. Designed for exact OEM specifications to ensure flawless integration. Durable construction for long-lasting service even in...$366.89$335.16 -
ONAN 338385303 MAIN HARNESS Original ONAN/CUMMINS OEM part
ONAN
$162.30$148.27Cummins MAIN HARNESS 338-3853-03 Find the genuine "MAIN HARNESS" with product SKU "338-3853-03" from the trusted brand Cummins in our store. Ensure optimal performance and reliability with this...$162.30$148.27 -
ONAN 338499510 ENGINE HEATER HARNESS Original ONAN/CUMMINS OEM part
ONAN
$320.00$292.32Engineering excellence meets dependable functionality Optimal engine warming for reliable starts in cold conditions Durable construction crafted to endure demanding environments Certified genuine...$320.00$292.32 -
ONAN 338385202 MAIN AIR BREAK HARNESS Original ONAN/CUMMINS OEM part
ONAN
$435.94$398.23Cummins MAIN AIR BREAK HARNESS 338-3852-02 Explore our top-quality MAIN AIR BREAK HARNESS by Cummins with SKU 338-3852-02, designed for seamless compatibility and long-lasting performance. Trust in...$435.94$398.23