Free Shipping Qualifying Orders Over $199 *
Secure Checkout
Shop by your truck
2001-2004 6.6L LB7 Duramax Fuel Injection Line (Cylinders 1 & 8) Dorman 904-129

Thumbnail Filmstrip of 2001-2004 6.6L LB7 Duramax Fuel Injection Line (Cylinders 1 & 8) Dorman 904-129 Images

    Restore the integrity of your fuel system with the Dorman 904-129 Fuel Injection Line. Designed as a direct replacement for your 2001-2004 GM 6.6L Duramax LB7, this line is a crucial component for ensuring the longevity and proper function of your new fuel injectors. Over time, original factory lines can become compromised by corrosion and other debris, which not only causes leaks but can also introduce contaminants that can severely damage the delicate internals of a new injector. By installing a new Dorman fuel injection line, you can eliminate these risks, ensuring your vehicle's fuel injection system operates at peak performance and protecting your investment in new injectors.

    • Sold Individually: Purchase only what you need.

    • Direct Replacement: Engineered to fit and function just like the original line.

    • Fits Cylinders 1 & 8: Specific fitment for targeted replacement.

    • Replaces GM OE Part# 97188720: Ensures compatibility with your vehicle.

    • Durable Construction: Made from high-quality stainless steel with a 40,000 psi maximum pressure rating, built to withstand the demanding conditions of a modern diesel engine.

    • Precise Specifications: M14-1.50 metric fine thread inlet and outlet, 10-inch length, 0.117-inch inside diameter, 0.313-inch outside diameter, and a wall thickness of 0.196 inches.

    Investing in the Dorman 904-129 Fuel Injection Line is a smart choice for any Duramax LB7 owner looking to perform a fuel system repair. Don't risk premature failure of new injectors by reusing old, contaminated lines. This precision-engineered replacement not only restores proper fuel delivery but also acts as a preventative measure, safeguarding the intricate components of your injection system from harmful debris. With its durable stainless steel construction and perfect fit, the Dorman 904-129 provides peace of mind and ensures your Duramax continues to run strong for miles to come
    Purchase 2001-2004 6.6L LB7 Duramax Fuel Injection Line (Cylinders 1 & 8) Dorman 904-129

    Not Yet Rated!

    Usually Ships in 24-48 Hours

    2001-2004 6.6L LB7 Duramax Fuel Injection Line (Cylinders 1 & 8) Dorman 904-129

    SKU: dor904-129
    $68.17

    Qualifies for Free Shipping Over $199



    Fits: LB7 Duramax 2001-2004
     
    Free shipping on orders over $199**Contiguous US only
    Most in-stock orders ship in 1–2 business days
    Diesel experts: 615-962-8291

    Restore the integrity of your fuel system with the Dorman 904-129 Fuel Injection Line. Designed as a direct replacement for your 2001-2004 GM 6.6L Duramax LB7, this line is a crucial component for ensuring the longevity and proper function of your new fuel injectors. Over time, original factory lines can become compromised by corrosion and other debris, which not only causes leaks but can also introduce contaminants that can severely damage the delicate internals of a new injector. By installing a new Dorman fuel injection line, you can eliminate these risks, ensuring your vehicle's fuel injection system operates at peak performance and protecting your investment in new injectors.


    Sold Individually: Purchase only what you need.



    Direct Replacement: Engineered to fit and function just like the original line.



    Fits Cylinders 1 & 8: Specific fitment for targeted replacement.



    Replaces GM OE Part# 97188720: Ensures compatibility with your vehicle.



    Durable Construction: Made from high-quality stainless steel with a 40,000 psi maximum pressure rating, built to withstand the demanding conditions of a modern diesel eng[...]

    Restore the integrity of your fuel system with the Dorman 904-129 Fuel Injection Line. Designed as a direct replacement for your 2001-2004 GM 6.6L Duramax LB7, this line is a crucial component for ensuring the longevity and proper function of your new fuel injectors. Over time, original factory lines can become compromised by corrosion and other debris, which not only causes leaks but can also introduce contaminants that can severely damage the delicate internals of a new injector. By installing a new Dorman fuel injection line, you can eliminate these risks, ensuring your vehicle's fuel injection system operates at peak performance and protecting your investment in new injectors.

    • Sold Individually: Purchase only what you need.

    • Direct Replacement: Engineered to fit and function just like the original line.

    • Fits Cylinders 1 & 8: Specific fitment for targeted replacement.

    • Replaces GM OE Part# 97188720: Ensures compatibility with your vehicle.

    • Durable Construction: Made from high-quality stainless steel with a 40,000 psi maximum pressure rating, built to withstand the demanding conditions of a modern diesel engine.

    • Precise Specifications: M14-1.50 metric fine thread inlet and outlet, 10-inch length, 0.117-inch inside diameter, 0.313-inch outside diameter, and a wall thickness of 0.196 inches.

    Investing in the Dorman 904-129 Fuel Injection Line is a smart choice for any Duramax LB7 owner looking to perform a fuel system repair. Don't risk premature failure of new injectors by reusing old, contaminated lines. This precision-engineered replacement not only restores proper fuel delivery but also acts as a preventative measure, safeguarding the intricate components of your injection system from harmful debris. With its durable stainless steel construction and perfect fit, the Dorman 904-129 provides peace of mind and ensures your Duramax continues to run strong for miles to come
    No Questions asked yet!



    Review 2001-2004 6.6L LB7 Duramax Fuel Injection Line (Cylinders 1 & 8) Dorman 904-129
    No Reviews Yet!
    Proposition 65 Warning Information -  P65Warnings.ca.gov