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 5306290 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$849.36$775.89Powering Dependability with Precision Engineering Optimized connectivity for flawless external control communication Durable construction designed to endure harsh environments and demanding...$849.36$775.89 -
CUMMINS 5306288 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$558.82$510.48Engineered to empower precision and durability in every connection. Seamless integration with your Cummins control system for unmatched reliability. Designed to withstand demanding environmental...$558.82$510.48 -
CUMMINS 5306276 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$821.55$750.49Trust in Precision Engineering: Experience seamless integration designed specifically for Cummins systems. Built for Endurance: Crafted to withstand demanding operational conditions and maintain...$821.55$750.49 -
CUMMINS 5305663 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,839.89$1,680.74Cummins 5305663 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5305663 Ensure top performance for your equipment with the genuine Cummins 5305663 - EXTERNAL CONTROL MODULE WIRING HARNESS (SKU:...$1,839.89$1,680.74 -
CUMMINS 5305338 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$807.78$737.91Cummins 5305338 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5305338 Find the authentic Cummins 5305338 EXTERNAL CONTROL MODULE WIRING HARNESS, also known as MINS5305338, at our store. Ensure...$807.78$737.91 -
CUMMINS 5304086 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,205.58$1,101.30Cummins 5304086 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5304086 Find the authentic 5304086 - EXTERNAL CONTROL MODULE WIRING HARNESS by Cummins at our store. You can rely on the quality and...$1,205.58$1,101.30 -
CUMMINS 5301904 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$5,666.62$5,176.45Cummins 5301904 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5301904 Discover the top-notch quality of the Cummins 5301904 - EXTERNAL CONTROL MODULE WIRING HARNESS at our store. Genuine and...$5,666.62$5,176.45 -
CUMMINS 5301902 WIRING HARNESS Original OEM part
CUMMINS
$70.36$64.27Precision engineered for dependable power delivery Robust construction to withstand harsh operating environments 100% Genuine OEM Cummins quality for perfect system integration CUMMINS 5301902...$70.36$64.27 -
CUMMINS 5301223 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,871.46$1,709.58Engineered to Exact Specifications for Seamless Integration Durable Construction to Withstand Demanding Operating Conditions Ensures Reliable Communication Between Control Module and Engine...$1,871.46$1,709.58 -
CUMMINS 5299908 ELECTRICAL DATA HARNESS Original OEM part
CUMMINS
$615.45$562.21Cummins 5299908 - ELECTRICAL DATA HARNESS MINS5299908 Discover the premium quality of the Cummins 5299908 - ELECTRICAL DATA HARNESS, designed to provide optimal performance. At our store, we pride...$615.45$562.21 -
CUMMINS 5299906 ELECTRICAL DATA HARNESS Original OEM part
CUMMINS
$800.85$731.58Precision engineered to empower your Cummins system’s heartbeat Robust electrical connectivity designed for enduring performance Optimal signal transmission ensuring flawless engine data flow 100%...$800.85$731.58 -
CUMMINS 5299150 BENCH CALIBRATION HARNESS Original OEM part
CUMMINS
$1,504.84$1,374.67Precision connectivity for flawless calibration Durable design engineered to withstand repeated use Certified OEM component ensuring perfect compatibility Backed by Cummins engineering...$1,504.84$1,374.67 -
CUMMINS 5299000 POWER SUPPLY HARNESS Original OEM part
CUMMINS
$67.80$61.94Experience precision-engineered power connectivity that fuels dependable performance Designed for optimal durability to withstand demanding operational conditions Manufactured as a 100%...$67.80$61.94 -
CUMMINS 5298999 ELECTRICAL WIRING HARNESS Original OEM part
CUMMINS
$519.15$474.24Precision Crafted for Seamless Power Integration Robust design delivering unmatched electrical connectivity Engineered to optimize generator system efficiency and durability Certified OEM part...$519.15$474.24 -
CUMMINS 5298707 BENCH CALIBRATION HARNESS Original OEM part
CUMMINS
$550.73$503.09Engineered to empower seamless diagnostics and tuning for your Cummins engine Delivers robust connectivity to guarantee accurate calibration every time Manufactured as an authentic OEM Cummins...$550.73$503.09 -
CUMMINS 5298534 BENCH CALIBRATION HARNESS Original OEM part
CUMMINS
$323.15$295.20Dependability engineered for every calibration challenge Ensures seamless diagnostic communication for accurate engine tuning Precision-crafted to uphold Cummins’ strict quality standards 100%...$323.15$295.20 -
CUMMINS 5298518 ELECTRICAL DATA HARNESS Original OEM part
CUMMINS
$224.14$204.75Precision engineered to optimize data transmission and system communication Durable construction for prolonged service life in demanding environments Guaranteed 100% OEM part directly from Cummins...$224.14$204.75 -
CUMMINS 5296599 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,551.23$2,330.55Precision-engineered for unwavering power control excellence Robust design guarantees optimal signal integrity under demanding conditions Ensures complete system compatibility for reliable generator...$2,551.23$2,330.55 -
CUMMINS 5296173 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,181.80$1,993.08Precision-engineered connectivity for dependable power management Durable wiring harness designed to withstand harsh operating conditions Genuine OEM Cummins part ensuring seamless...$2,181.80$1,993.08 -
CUMMINS 5296172 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$4,117.96$3,761.76Unlock seamless control and reliability for your Cummins power system. Precision-engineered wiring harness designed to optimize external control module communication. Durable construction ensuring...$4,117.96$3,761.76 -
CUMMINS 5295574 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,004.65$1,831.25Engineered to deliver seamless control and system integrity Designed to withstand demanding environments for extended durability Genuine Cummins OEM part assures perfect compatibility and lasting...$2,004.65$1,831.25 -
CUMMINS 5295410 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,555.00$1,420.50Precision-engineered connectivity for flawless power management. Robust design guarantees long-lasting durability under demanding conditions. Ensures perfect integration with Cummins control modules...$1,555.00$1,420.50 -
CUMMINS 5294725 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,793.18$2,551.57Precision engineered for seamless integration with your Cummins control systems. Durable wiring harness design optimized to sustain harsh operational conditions. Ensures consistent signal...$2,793.18$2,551.57 -
CUMMINS 5293930 WIRING HARNESS Original OEM part
CUMMINS
$159.17$145.40Cummins 5293930 - WIRING HARNESS MINS5293930 Upgrade your outdoor equipment with the genuine Cummins 5293930 - WIRING HARNESS, SKU MINS5293930. Engineered to perfection, this wiring harness ensures...$159.17$145.40 -
CUMMINS 5293750 WIRING HARNESS Original OEM part
CUMMINS
$253.70$231.76Experience seamless power integration engineered for maximum efficiency Durable design crafted to withstand demanding operational environments Precision-made to meet Cummins exacting OEM standards...$253.70$231.76 -
CUMMINS 5293749 WIRING HARNESS Original OEM part
CUMMINS
$233.70$213.49Depend on precision-engineered connectivity for your Cummins engine systems Resilient design enhances electrical efficiency and minimizes downtime Optimized for seamless integration and long-lasting...$233.70$213.49 -
CUMMINS 5293558 WIRING HARNESS Original OEM part
CUMMINS
$240.26$219.48Engineered for seamless integration and uncompromised performance Designed to withstand demanding environments ensuring extended service life Precision-made OEM component for perfect compatibility...$240.26$219.48 -
CUMMINS 5293556 WIRING HARNESS Original OEM part
CUMMINS
$298.61$272.78Engineered to connect with confidence: Experience seamless power transmission with every installation. Durability that withstands the toughest conditions: Built to endure heat, vibration, and wear...$298.61$272.78 -
CUMMINS 5293555 WIRING HARNESS Original OEM part
CUMMINS
$387.02$353.54Precision-engineered to empower your Cummins system’s core. Reliable signal transmission ensures seamless engine communication. Durable design built to withstand harsh operational environments...$387.02$353.54 -
CUMMINS 5291487 WIRING HARNESS Original OEM part
CUMMINS
$96.29$87.96Precision engineered to empower your Cummins generator's heart and soul. Ensures seamless electrical connectivity for optimal power delivery. Built to withstand rigorous conditions, guaranteeing...$96.29$87.96 -
CUMMINS 5291469 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,841.50$1,682.22Cummins 5291469 - EXTERNAL CONTROL MODULE WIRING HARNESS MINS5291469 Find the authentic Cummins 5291469 - EXTERNAL CONTROL MODULE WIRING HARNESS, essential for your outdoor equipment. Our online...$1,841.50$1,682.22 -
CUMMINS 5291468 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,475.04$1,347.45Engineered for seamless integration with your Cummins power system Durable construction ensures long-term reliability in demanding environments Optimizes electrical communication for precise engine...$1,475.04$1,347.45 -
CUMMINS 5289127 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$4,445.70$4,061.15Precision engineered for dependable power delivery Seamless integration with your Cummins system Durable wiring harness built to withstand demanding conditions 100% genuine OEM Cummins part...$4,445.70$4,061.15 -
CUMMINS 5287016 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$221.03$201.91Precision engineered wiring harness to ensure flawless communication between control modules and engine systems. Designed for durability and electrical integrity, supporting long-term generator...$221.03$201.91 -
CUMMINS 5287015 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$200.37$183.04Precision engineered to empower your Cummins system with unmatched reliability. Designed for seamless connectivity and long-lasting durability in harsh environments. Ensures optimal signal...$200.37$183.04 -
CUMMINS 5286530 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,131.68$1,947.29Precision engineered connectivity for robust power management Rugged durability to withstand demanding operational environments Genuine OEM Cummins component ensures perfect integration and peak...$2,131.68$1,947.29 -
CUMMINS 5283507 WIRING HARNESS Original OEM part
CUMMINS
$111.74$102.07Engineered for Precision and Durability Optimizes electrical connectivity for seamless engine operation Designed to withstand demanding power generation environments 100% Genuine OEM Cummins part...$111.74$102.07 -
CUMMINS 5283506 WIRING HARNESS Original OEM part
CUMMINS
$144.90$132.37Unmatched connectivity for uncompromised performance Expertly designed to optimize signal integrity and system reliability Engineered specifically as an OEM Cummins component for guaranteed fit and...$144.90$132.37 -
CUMMINS 5283505 WIRING HARNESS Original OEM part
CUMMINS
$108.73$99.32Seamless connectivity engineered for enduring power delivery Precision-crafted wiring harness ensuring optimal signal transmission and engine efficiency Durable construction designed to withstand...$108.73$99.32 -
CUMMINS 5282797 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,494.04$2,278.30Precision engineered connectivity for uncompromised power system control Robust design ensuring optimal signal transmission and durability Enhanced compatibility with Cummins external control...$2,494.04$2,278.30