Connection Adapters

Genuine Connection Adapters for Diesel Engines by Onan, Cummins, and Fleetguard

Upgrade and maintain your diesel power engines with our authentic Connection Adapters, engineered specifically for Onan, Cummins, and Fleetguard equipment. These adapters guarantee reliable connections between components, ensuring peak engine performance and durability.

Connection Adapters for Efficient and Secure Engine Integration

Our range includes high-quality coupling adapters, interface connectors, and precision fit connectors, crafted to meet rigorous industry standards. Each adapter supports smooth fluid, fuel, or electrical connections essential for your diesel engine’s operation.

  • Genuine Parts: Certified connection adapters tailored for Onan, Cummins, and Fleetguard power engines.
  • Durability: Constructed with robust materials ensuring resistance to wear, corrosion, and vibration.
  • Perfect Fit: Engineered for easy installation and compatibility with your diesel engine systems.

Why Choose Our Connection Adapters?

Trust our genuine connection adapters to enhance your diesel engine’s reliability, backed by expert support and quality assurance for long-lasting performance.

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  • CUMMINS 3695232 - ADAPTER CONNECTION CUMMINS Genuine OEM Part - Original OEM part - Image 1
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    CUMMINS 3695232 ADAPTER CONNECTION CUMMINS Genuine OEM Part

    CUMMINS

    $141.12
    $128.91
    Certified Genuine CUMMINS OEM part to guarantee precise fit and function Facilitates secure and efficient connection between critical engine components Designed to maintain system integrity under...
    $141.12
    $128.91
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    Qty in Cart: 0
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    Price:
    $141.12
    $128.91
    Subtotal:
  • CUMMINS 3683911 - CONNECTION ADAPTER - Image 1
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    CUMMINS 3683911 ADAPTER CONNECTION CUMMINS Genuine OEM Part

    CUMMINS

    $43.02
    $39.30
    Genuine CUMMINS OEM component engineered for perfect fit and function Enhances secure and efficient connectivity within your power system Designed to maintain optimal engine health and system...
    $43.02
    $39.30
    Add to Cart
    Qty in Cart: 0
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    Price:
    $43.02
    $39.30
    Subtotal:
  • CUMMINS 3999630 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 3999630 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $234.16
    $213.91
    Engineered for unwavering power and trusted durability Seamless connection designed for exact OEM specifications Enhanced system reliability and extended engine life 100% genuine Cummins OEM...
    $234.16
    $213.91
    Add to Cart
    Qty in Cart: 0
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    Price:
    $234.16
    $213.91
    Subtotal:
  • CUMMINS 5299803 - ELECTRICAL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5299803 ELECTRICAL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $36.84
    $33.65
    Precision engineered for seamless electrical integration and reliable connectivity Designed to withstand demanding environments ensuring long-lasting durability Manufactured as a genuine OEM...
    $36.84
    $33.65
    Add to Cart
    Qty in Cart: 0
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    Price:
    $36.84
    $33.65
    Subtotal:
  • CUMMINS 4373987 - ELECTRICAL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 4373987 ELECTRICAL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $33.64
    $30.73
    Cummins 4373987 - ELECTRICAL CONNECTOR ADAPTER MINS4373987 Find the authentic Cummins 4373987 - ELECTRICAL CONNECTOR ADAPTER at our store, ensuring precise compatibility and seamless operation for...
    $33.64
    $30.73
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $33.64
    $30.73
    Subtotal:
  • CUMMINS 5581383 - ELECTRICAL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5581383 ELECTRICAL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $1,674.28
    $1,529.46
    Precision-engineered to maintain seamless power connections and system integrity Enhances electrical contact reliability for optimal generator operation Manufactured exclusively by Cummins to meet...
    $1,674.28
    $1,529.46
    Add to Cart
    Qty in Cart: 0
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    Price:
    $1,674.28
    $1,529.46
    Subtotal:
  • CUMMINS 5401406 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 5401406 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $26.13
    $23.87
    Engineered precision for seamless Cummins system compatibility Designed to optimize connection integrity and power delivery Durable construction ensuring long-lasting service life 100% genuine OEM...
    $26.13
    $23.87
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $26.13
    $23.87
    Subtotal:
  • CUMMINS 5394178 - ELECTRICAL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5394178 ELECTRICAL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $101.00
    $92.27
    Precision-engineered for seamless integration and long-lasting performance Provides optimal electrical connectivity to maintain generator efficiency and safety Designed as a genuine OEM Cummins...
    $101.00
    $92.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $101.00
    $92.27
    Subtotal:
  • CUMMINS 5314218 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5314218 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $158.84
    $145.10
    Precision-engineered for seamless fuel connection Ensures maximum fuel flow efficiency and engine durability Constructed with OEM Cummins quality standards Authentic Cummins component for guaranteed...
    $158.84
    $145.10
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $158.84
    $145.10
    Subtotal:
  • CUMMINS 5299802 - ELECTRICAL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5299802 ELECTRICAL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $36.84
    $33.65
    Precision-engineered for seamless integration in Cummins power systems Durable design ensures reliable electrical connectivity under demanding conditions Maintains engine efficiency and operational...
    $36.84
    $33.65
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $36.84
    $33.65
    Subtotal:
  • CUMMINS 4359947 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 4359947 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $32.83
    $29.99
    Unmatched precision engineered for long-lasting service Designed to ensure flawless compatibility and system efficiency Built to withstand demanding operating conditions with superior...
    $32.83
    $29.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $32.83
    $29.99
    Subtotal:
  • CUMMINS 3698400 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 3698400 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $49.64
    $45.35
    Precision-engineered integration for uncompromising power delivery. Durable construction ensures long-term reliability under demanding conditions. Seamlessly fits Cummins systems for optimal...
    $49.64
    $45.35
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $49.64
    $45.35
    Subtotal:
  • CUMMINS 3698355 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 3698355 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $32.25
    $29.46
    Precision engineered for uncompromising power integrity Seamless connectivity ensuring optimal system performance Exceptional durability designed to withstand demanding conditions Guaranteed genuine...
    $32.25
    $29.46
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $32.25
    $29.46
    Subtotal:
  • CUMMINS 3693894 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 3693894 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $766.36
    $700.07
    Engineered to power your legacy with precision and dependability. Seamless integration for enhanced system efficiency. Durable construction optimized for long-term engine health. Certified genuine...
    $766.36
    $700.07
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $766.36
    $700.07
    Subtotal:
  • CUMMINS 3527759 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 3527759 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $508.03
    $464.08
    Precision Crafted for Unmatched Performance Engineered for Optimal Connectivity and Durability Ensures Reliable Power Transmission Under Demanding Conditions 100% Genuine Cummins OEM Component,...
    $508.03
    $464.08
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $508.03
    $464.08
    Subtotal:
  • CUMMINS 70817 - ADAPTER CONNECTOR - Original OEM part - Image 1
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    CUMMINS 70817 ADAPTER CONNECTOR Original OEM part

    CUMMINS

    $199.92
    $182.62
    Engineered for seamless power—trust Cummins precision in every connection Durable adapter connector designed to maintain flawless electrical connectivity Corrosion-resistant construction for...
    $199.92
    $182.62
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $199.92
    $182.62
    Subtotal:
  • CUMMINS 5486319 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 5486319 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $577.59
    $527.63
    Unleash uncompromising reliability with every connection Engineered for precision fit and long-lasting durability Maintains optimal system efficiency under demanding conditions Certified Cummins OEM...
    $577.59
    $527.63
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $577.59
    $527.63
    Subtotal:
  • CUMMINS 5394179 - ELECTRIC CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5394179 ELECTRIC CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $101.00
    $92.27
    Engineered Precision, Reliable Performance Robust Electric Connection for Enhanced System Stability Optimized for Seamless Integration with Cummins Power Solutions Authentic OEM component directly...
    $101.00
    $92.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $101.00
    $92.27
    Subtotal:
  • CUMMINS 5394177 - ELECTRIC CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 5394177 ELECTRIC CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $101.00
    $92.27
    Precision connectivity engineered for uncompromising power integrity Ensures seamless electrical connections under demanding operational conditions Durable design crafted to withstand harsh...
    $101.00
    $92.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $101.00
    $92.27
    Subtotal:
  • CUMMINS 5340715 - ELECTRIC CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5340715 ELECTRIC CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $145.05
    $132.50
    Precision-crafted for seamless power connections Robust design ensures long-lasting electrical performance Direct OEM quality from Cummins for perfect compatibility CUMMINS 5340715 ELECTRIC...
    $145.05
    $132.50
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $145.05
    $132.50
    Subtotal:
  • CUMMINS 5313578 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5313578 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $176.43
    $161.17
    Crafted for excellence in fuel system integration Durable construction to maintain engine efficiency and safety Guaranteed genuine OEM Cummins part engineered for perfect fit CUMMINS 5313578 FUEL...
    $176.43
    $161.17
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $176.43
    $161.17
    Subtotal:
  • CUMMINS 5299801 - ELECTRIC CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 5299801 ELECTRIC CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $36.84
    $33.65
    Precision-engineered electrical connectivity for dependable performance Robust construction designed for long-lasting durability in demanding conditions Genuine OEM quality ensuring perfect...
    $36.84
    $33.65
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $36.84
    $33.65
    Subtotal:
  • CUMMINS 5283886 - ADAPTER CONNECTION - Original OEM part - Image 1
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    CUMMINS 5283886 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $1,119.68
    $1,022.83
    Unmatched Reliability for Critical Power Systems Precision-engineered adapter connection designed for seamless integration Maximizes engine efficiency and ensures lasting durability under heavy-duty...
    $1,119.68
    $1,022.83
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,119.68
    $1,022.83
    Subtotal:
  • CUMMINS 5272190 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 5272190 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $105.76
    $96.61
    Cummins 5272190 - FUEL CONNECTOR ADAPTER MINS5272190 Our store proudly offers the original Cummins 5272190 - FUEL CONNECTOR ADAPTER with unmatched quality and precision. With a commitment to...
    $105.76
    $96.61
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $105.76
    $96.61
    Subtotal:
  • CUMMINS 5253497 - ADAPTER CONNECTION - Original OEM part - Image 1
    Add to Cart

    CUMMINS 5253497 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $869.60
    $794.38
    Engineered to empower your power system with uncompromised precision. Seamless connectivity ensures optimal system integration and durability. Robust design improves resistance to harsh operating...
    $869.60
    $794.38
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $869.60
    $794.38
    Subtotal:
  • CUMMINS 4989774 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4989774 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $1,128.60
    $1,030.98
    Precision engineered for unmatched fuel system integration Durable construction optimized to withstand demanding engine environments Certified genuine OEM Cummins component for assured compatibility...
    $1,128.60
    $1,030.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,128.60
    $1,030.98
    Subtotal:
  • CUMMINS 4989773 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
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    CUMMINS 4989773 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $169.24
    $154.60
    Precision engineering meets dependable power delivery. Engineered for seamless fuel system integration ensuring optimal flow and minimal leakage. Durable materials deliver extended service life...
    $169.24
    $154.60
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $169.24
    $154.60
    Subtotal:
  • CUMMINS 4989772 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4989772 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $315.35
    $288.07
    Cummins 4989772 - FUEL CONNECTOR ADAPTER MINS4989772 Find originality and quality in the Cummins 4989772 - FUEL CONNECTOR ADAPTER, SKU MINS4989772, exclusively available at our store. With a focus...
    $315.35
    $288.07
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $315.35
    $288.07
    Subtotal:
  • CUMMINS 4983837 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4983837 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $291.47
    $266.26
    Precision engineered to empower your Cummins power system Ensures leak-free, secure fuel connections under demanding conditions Corrosion-resistant design promotes long-term durability and...
    $291.47
    $266.26
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $291.47
    $266.26
    Subtotal:
  • CUMMINS 4982070 - ADAPTER CONNECTION - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4982070 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $38.57
    $35.24
    Precision engineered for consistent power delivery and ultimate system integrity. Designed to seamlessly connect your Cummins engine parts, ensuring optimal operational flow. Manufactured to meet...
    $38.57
    $35.24
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $38.57
    $35.24
    Subtotal:
  • CUMMINS 4946653 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4946653 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $189.72
    $173.31
    Precision engineered for uncompromising fuel flow performance Durable construction enhancing engine fuel system reliability Exclusive OEM Cummins component designed to meet strict quality...
    $189.72
    $173.31
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $189.72
    $173.31
    Subtotal:
  • CUMMINS 4946652 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4946652 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $1,125.64
    $1,028.27
    Engineered to deliver unwavering fuel system integrity Precision-fit adapter designed for superior durability Certified genuine OEM Cummins component ensuring perfect compatibility Power Your...
    $1,125.64
    $1,028.27
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $1,125.64
    $1,028.27
    Subtotal:
  • CUMMINS 4946651 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4946651 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $163.19
    $149.08
    Precision engineered for seamless fuel system integration Durable construction ensures long-term reliability under demanding conditions Specifically designed to maintain optimal fuel flow and system...
    $163.19
    $149.08
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $163.19
    $149.08
    Subtotal:
  • CUMMINS 4946650 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4946650 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $260.60
    $238.06
    Precision engineered for uncompromising power delivery. Ensures secure and leak-free fuel connections under demanding conditions. Constructed to OEM standards for guaranteed compatibility with...
    $260.60
    $238.06
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $260.60
    $238.06
    Subtotal:
  • CUMMINS 4946649 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4946649 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $275.32
    $251.50
    Engineered precision meets enduring power. Seamlessly connects your fuel system for reliable engine function. Durability designed for the toughest operating conditions. Guaranteed genuine Cummins...
    $275.32
    $251.50
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $275.32
    $251.50
    Subtotal:
  • CUMMINS 4941160 - FUEL CONNECTOR ADAPTER - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4941160 FUEL CONNECTOR ADAPTER Original OEM part

    CUMMINS

    $232.23
    $212.14
    Cummins 4941160 - FUEL CONNECTOR ADAPTER MINS4941160 For those seeking a reliable source for the Cummins 4941160 - FUEL CONNECTOR ADAPTER (MINS4941160), look no further than our store. Our...
    $232.23
    $212.14
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $232.23
    $212.14
    Subtotal:
  • CUMMINS 4937356 - ADAPTER CONNECTION - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4937356 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $286.17
    $261.42
    Precision-engineered connectivity for exceptional performance Robust design ensures lasting durability under demanding conditions Certified genuine OEM component from Cummins for guaranteed...
    $286.17
    $261.42
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $286.17
    $261.42
    Subtotal:
  • CUMMINS 4929224 - ORING ADAPTER CONNECTION - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4929224 ORING ADAPTER CONNECTION Original OEM part

    CUMMINS

    $112.06
    $102.37
    Engineered to maintain peak system integrity under demanding conditions Precision-fit ORing adapter ensures optimal sealing and leak prevention Durable construction crafted for long-term operation...
    $112.06
    $102.37
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $112.06
    $102.37
    Subtotal:
  • CUMMINS 4382829 - ADAPTER CONNECTION - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4382829 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $3,018.23
    $2,757.15
    Cummins 4382829 - ADAPTER CONNECTION MINS4382829 Discover top-quality with the Cummins 4382829 - ADAPTER CONNECTION. Trust our store for authentic products that guarantee peak performance. Benefit...
    $3,018.23
    $2,757.15
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $3,018.23
    $2,757.15
    Subtotal:
  • CUMMINS 4381217 - ADAPTER CONNECTION - Original OEM part - Image 1
    Add to Cart

    CUMMINS 4381217 ADAPTER CONNECTION Original OEM part

    CUMMINS

    $3,849.14
    $3,516.19
    Precision engineered for seamless integration and durability Ensures optimal power flow and connection stability 100% genuine CUMMINS OEM part guaranteed for compatibility CUMMINS 4381217 ADAPTER...
    $3,849.14
    $3,516.19
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $3,849.14
    $3,516.19
    Subtotal:
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