Adapters
Genuine Diesel Engines Adapters for Onan, Cummins, and Fleetguard
Discover our premium range of adapters crafted specifically for diesel power engines by trusted brands Onan, Cummins, and Fleetguard. These genuine adapters ensure perfect fitment and enhanced connectivity between engine components, promoting efficient power transmission and longevity.
Adapters for Reliable and Efficient Diesel Engine Performance
Our collection features various adapter types, including coupling adapters, flange adapters, and connector adapters, all engineered to meet rigorous industry standards. Each adapter offers exceptional durability, corrosion resistance, and precision engineering to maintain seamless integration within your diesel engine system.
- Authentic Quality: Genuine parts directly from Onan, Cummins, and Fleetguard for assured compatibility and performance.
- Wide Compatibility: Designed to fit a broad range of diesel power engines, ensuring easy installation and optimal operation.
- Enhanced Durability: Manufactured with high-grade materials to withstand harsh engine environments and extend service life.
Why Choose Our Adapters? We provide expertly sourced, genuine adapters that guarantee superior fit, durability, and performance—backed by trusted brands to keep your diesel engines running at peak efficiency.
- Connection Adapters
- Crankshaft Adapters
- Drive System Adapters
- Duct Adapters
- Elbow Adapters
- Exhaust Adapters
- Filter Adapters
- Gasket Adapters
- Hose Adapters
- Inlet Adapters
- Installer Adapters
- O-Ring Adapters
- Pac Adapters
- Pipe Adapters
- Plain Adapters
- Pump Adapters
- Reducing Adapters
- Sensor Adapters
- Spark Plug Adapters
- Tester Adapters
- Transmission Adapters
- Product
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CUMMINS 4068105 FILTER HEAD ADAPTER Original OEM part
CUMMINS
$184.28$168.34Engineered Excellence, Enduring Performance Precision-fit Filter Head Adapter for seamless integration and leak-free operation High-grade materials for enhanced resistance to wear and corrosion 100%...$184.28$168.34 -
CUMMINS 4067807 FUEL PUMP ADAPTER Original OEM part
CUMMINS
$1,354.68$1,237.50Engineered precision for seamless performance. Optimizes fuel delivery for enhanced engine efficiency. Durable design supporting long-term reliability in demanding conditions. Certified genuine...$1,354.68$1,237.50 -
CUMMINS 4067754 MALE ADAPTER ELBOW Original OEM part
CUMMINS
$152.12$138.96Precision-engineered for unmatched durability and fitment. Facilitates optimal fluid flow with a robust, corrosion-resistant design. Designed exclusively as a genuine Cummins OEM component. CUMMINS...$152.12$138.96 -
CUMMINS 4066803 POSITION SENSOR ADAPTER Original OEM part
CUMMINS
$532.79$486.71Precision engineered for flawless engine timing and sensor integration. Durable construction guarantees peak performance under demanding conditions. 100% OEM Cummins part designed for seamless...$532.79$486.71 -
CUMMINS 4066364 CRANKSHAFT ADAPTER Original OEM part
CUMMINS
$6,439.75$5,882.71Engineered to empower your generator’s heart, this adapter ensures seamless power delivery. Precision-machined for optimal fit and long-lasting durability under demanding conditions. Designed to...$6,439.75$5,882.71 -
CUMMINS 4066192 FILTER HEAD ADAPTER Original OEM part
CUMMINS
$218.94$200.00Engineered for seamless integration and lasting performance Precision-crafted to optimize filtration system efficiency Constructed to withstand demanding operating conditions 100% Genuine OEM...$218.94$200.00 -
CUMMINS 4066190 FILTER HEAD ADAPTER Original OEM part
CUMMINS
$223.16$203.86Engineered to uphold Cummins' legacy of durability and precision Seamless integration ensuring optimal filtration system performance Robust construction for long-lasting, trouble-free...$223.16$203.86 -
CUMMINS 4065714 MALE ADAPTER ELBOW Original OEM part
CUMMINS
$402.46$367.65Engineered Excellence for Unmatched Reliability Seamless integration for optimal flow and durability Precision-crafted to meet exact Cummins specifications 100% Genuine OEM Cummins Part for optimal...$402.46$367.65 -
CUMMINS 4063402 ADAPTER CONNECTION Original OEM part
CUMMINS
$601.39$549.37Precision engineered for reliable power system integration High-grade material construction for enhanced durability under demanding conditions Ensures perfect fit and optimal functionality within...$601.39$549.37 -
CUMMINS 4063048 EXHAUST OUTLET ADAPTER Original OEM part
CUMMINS
$1,432.42$1,308.51Precision engineered to maintain Cummins' commitment to performance and durability. Seamlessly directs exhaust flow to optimize engine operation and reduce emissions. Constructed from high-grade...$1,432.42$1,308.51 -
CUMMINS 4059444 FILTER HEAD ADAPTER Original OEM part
CUMMINS
$266.74$243.67Precision meets performance: the foundation of your engine's health. Robust construction designed to withstand demanding operational conditions for extended service life. Ensures secure and...$266.74$243.67 -
CUMMINS 4056345 MALE ADAPTER ELBOW Original OEM part
CUMMINS
$203.88$186.25Engineered Precision for Unwavering Reliability Crafted to optimize fluid flow and system integrity Designed for lasting performance under demanding conditions 100% Genuine OEM Cummins component...$203.88$186.25 -
CUMMINS 4056344 MALE ADAPTER ELBOW Original OEM part
CUMMINS
$188.23$171.95Precision-crafted for enduring strength and seamless integration within Cummins systems Engineered to optimize flow and reduce wear for improved generator and engine performance Designed for perfect...$188.23$171.95 -
CUMMINS 4053490 ORING ADAPTER Original OEM part
CUMMINS
$16.08$14.69Precision-engineered to sustain your powertrain’s integrity and efficiency Durable oring adapter designed to withstand demanding operational conditions Ensures optimal sealing to prevent leaks and...$16.08$14.69 -
CUMMINS 4020063 FILTER HEAD ADAPTER Original OEM part
CUMMINS
$403.55$368.64Engineered for seamless integration and enduring power Precision-machined to ensure flawless oil filtration system performance Optimized for durability under demanding operating conditions 100%...$403.55$368.64 -
CUMMINS 4017236 ORING ADAPTER Original OEM part
CUMMINS
$356.06$325.26Experience precision-engineered reliability designed to maintain your Cummins power system at its peak. Constructed to enhance sealing integrity, preventing leaks and ensuring optimal engine...$356.06$325.26 -
CUMMINS 4017126 FILTER HEAD ADAPTER Original OEM part
CUMMINS
$2,112.36$1,929.64Engineered for Excellence: Seamlessly integrate durability and precision with every use. Optimized Fit: Designed specifically to guarantee perfect compatibility with Cummins engines. Long-lasting...$2,112.36$1,929.64 -
CUMMINS 4016906 ORING ADAPTER Original OEM part
CUMMINS
$736.63$672.91Engineered to maintain your Cummins power system's integrity and peak performance Precision-crafted sealing adapter ensuring leak-free and efficient engine operation Durability designed to withstand...$736.63$672.91 -
CUMMINS 4016444 REDUCING ADAPTER Original OEM part
CUMMINS
$104.59$95.55Precision-engineered for seamless integration Enhances system efficiency and operational longevity Durable construction ensuring dependable performance Certified OEM component from Cummins for...$104.59$95.55 -
CUMMINS 4016412 REDUCING ADAPTER Original OEM part
CUMMINS
$108.88$99.46Precision-engineered for uncompromising performance Durable construction to withstand demanding power applications Seamless integration with Cummins systems for peak efficiency 100% genuine OEM...$108.88$99.46 -
CUMMINS 4015552 SPARK PLUG ADAPTER TUBE Original OEM part
CUMMINS
$369.27$337.33Cummins 4015552 - SPARK PLUG ADAPTER TUBE MINS4015552 Our store offers the genuine Cummins 4015552 - SPARK PLUG ADAPTER TUBE, ensuring top-notch quality for your outdoor equipment. Designed for...$369.27$337.33 -
CUMMINS 4014957 MALE ADAPTER ELBOW Original OEM part
CUMMINS
$244.66$223.50Precision Engineered for Reliability Ensures Optimal Fluid Flow and Sealing Integrity Built to Endure Harsh Operating Conditions Genuine Cummins OEM Component for Guaranteed Fit and...$244.66$223.50 -
CUMMINS 4014090 SPARK PLUG ADAPTER TUBE Original OEM part
CUMMINS
$375.56$343.07Cummins 4014090 - SPARK PLUG ADAPTER TUBE MINS4014090 Find the original 4014090 - SPARK PLUG ADAPTER TUBE by Cummins at our store, your trusted source for high-quality replacement parts. Our...$375.56$343.07 -
CUMMINS 4012997 PLAIN PIPE ADAPTER Original OEM part
CUMMINS
$143.33$130.93Precision-engineered for seamless integration and dependable operation Durable construction delivers unmatched longevity under demanding conditions Maintains optimal flow and connection integrity...$143.33$130.93 -
CUMMINS 4006236 OIL PAN ADAPTER GASKET Original OEM part
CUMMINS
$2,269.32$2,073.02Precision-engineered seal for optimal engine oil containment Durability under demanding operating conditions to protect your investment 100% OEM Cummins quality, designed specifically for seamless...$2,269.32$2,073.02 -
CUMMINS 4003733 REDUCING ADAPTER Original OEM part
CUMMINS
$75.84$69.28Precision engineering meets reliable performance with Cummins excellence. Designed to provide seamless connectivity within your engine’s fuel or coolant system, the reducing adapter ensures optimal...$75.84$69.28 -
CUMMINS 4003458 EXHAUST OUTLET ADAPTER Original OEM part
CUMMINS
$1,033.50$944.11Precision engineered for seamless integration and durability Optimizes exhaust flow for enhanced engine efficiency and lower emissions Certified genuine OEM CUMMINS component ensuring guaranteed...$1,033.50$944.11 -
CUMMINS 4001206 TRANSMISSION ADAPTER Original OEM part
CUMMINS
$9,713.33$8,873.12Cummins 4001206 - TRANSMISSION ADAPTER MINS4001206 Upgrade your outdoor equipment effortlessly with the genuine Cummins 4001206 - TRANSMISSION ADAPTER (SKU: MINS4001206). Our store is your top...$9,713.33$8,873.12 -
CUMMINS 4001015 REDUCING ADAPTER Original OEM part
CUMMINS
$208.08$190.08Elevate your Cummins power system's reliability with precision-engineered components. Robust design ensuring flawless integration and long-lasting performance. Essential for maintaining optimal flow...$208.08$190.08 -
CUMMINS 3999967 HYDRAULIC PUMP ADAPTER Original OEM part
CUMMINS
$1,831.59$1,673.16Precision engineered to deliver uncompromising hydraulic performance. Durable design optimized for extended lifespan in demanding environments. OEM Cummins part guaranteeing exact fit and optimal...$1,831.59$1,673.16 -
CUMMINS 3999840 EXHAUST OUTLET ADAPTER Original OEM part
CUMMINS
$384.24$351.00Dependable power, engineered with precision by Cummins Durable exhaust outlet adapter ensuring optimal engine airflow and emissions control Precision fit designed specifically to maintain peak...$384.24$351.00 -
CUMMINS 3999839 EXHAUST OUTLET ADAPTER Original OEM part
CUMMINS
$384.24$351.00Engineered for Excellence: Experience seamless exhaust performance with a component built to precise Cummins standards. Durable & Reliable: Crafted from premium materials to withstand extreme...$384.24$351.00 -
CUMMINS 3990139 TRANSMISSION ADAPTER Original OEM part
CUMMINS
$4,177.96$3,816.57Cummins 3990139 - TRANSMISSION ADAPTER MINS3990139 Upgrade your outdoor equipment with the genuine 3990139 - TRANSMISSION ADAPTER from Cummins. Our store is your ultimate destination for authentic...$4,177.96$3,816.57 -
CUMMINS 3976751 HYDRAULIC PUMP ADAPTER Original OEM part
CUMMINS
$1,941.86$1,773.89Precision-engineered for seamless integration and uncompromised performance Robust construction ensures extended service life under demanding conditions Maintains optimal hydraulic flow for peak...$1,941.86$1,773.89 -
CUMMINS 3976729 MALE ADAPTER ELBOW Original OEM part
CUMMINS
$56.53$51.64Engineered for Excellence: Built to deliver uncompromising durability and precision. Optimized Fit and Function: Ensures perfect compatibility within Cummins power systems for safe, efficient...$56.53$51.64 -
CUMMINS 3976112 REDUCING ADAPTER Original OEM part
CUMMINS
$475.49$434.36Precision Engineered for Dependability Seamless Fit for Optimal Power Efficiency Durable Construction for Long-Term Use Certified Genuine OEM Cummins Component CUMMINS 3976112 REDUCING ADAPTER –...$475.49$434.36 -
CUMMINS 3976110 REDUCING ADAPTER Original OEM part
CUMMINS
$245.08$223.88Precision in every connection Durable construction for enduring performance Seamless compatibility with Cummins power systems 100% Genuine Cummins OEM component, engineered for exact fit and...$245.08$223.88 -
CUMMINS 3976036 MALE ADAPTER ELBOW Original OEM part
CUMMINS
$113.95$104.09Precision fit and superior durability ensure seamless integration with your Cummins power generation system. Designed to optimize fluid flow reducing wear and improving overall engine efficiency...$113.95$104.09 -
CUMMINS 3975396 FILTER HEAD ADAPTER Original OEM part
CUMMINS
$88.95$81.26Precision engineering for unmatched reliability Optimized compatibility to safeguard engine health Durable construction ensuring extended service life Certified Cummins OEM part for guaranteed...$88.95$81.26 -
CUMMINS 3974850 HYDRAULIC PUMP ADAPTER Original OEM part
CUMMINS
$1,535.17$1,402.38Precision engineering delivering seamless hydraulic compatibility Durable construction designed to withstand rigorous operating conditions Genuine Cummins OEM ensuring exact fit and peak...$1,535.17$1,402.38