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    LLY Duramax Fuel Tanks


    Increase fuel capacity and driving range on your 2004.5–2005 LLY Duramax with a high-quality replacement or auxiliary fuel tank. Built from heavy-duty materials and engineered for a precise fit, these tanks offer superior corrosion resistance, leak protection, and long-term reliability. Ideal for towing, long hauls, or off-road use, our LLY Duramax fuel tanks give you the confidence to go further without compromising quality.

    17 Items

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    FFD Diesel Fuel Tank Sump Kit
    FFD Diesel Fuel Tank Sump Kit $135.00
    Fits: Universal
    Select Options
    Multi-Function Fuel Tank Sump Beans Diesel 280003
    Multi-Function Fuel Tank Sump Beans Diesel 280003 $169.95
    Fits: Universal - Fits Most Diesel Fuel Tanks (Cutting Required)
    Fuel Tank Sump With Fuel Return Atlas 188-0001
    Fuel Tank Sump With Fuel Return Atlas 188-0001 $169.00
    Fits: Universal
    Duramax 2001-2010 52 Gallon Mid-Ship Replacement Fuel Tank Titan 7010201
    Duramax 2001-2010 52 Gallon Mid-Ship Replacement Fuel Tank Titan 7010201 $1,642.55
    Fits: Duramax 2001-2010 Crew Cab Short Bed
    Select Options
    Universal Fuel Sump Kit Fass STK5500
    Usually Ships in 24-48 Hours
    Universal Fuel Sump Kit Fass STK5500 $236.55
    California Restricted
    Fits: Universal
    Universal No Drop Fuel Tank Sump (Bowl Only) Fass STK5500BO
    Usually Ships in 24-48 Hours
    Universal No Drop Fuel Tank Sump (Bowl Only) Fass STK5500BO $151.05
    California Restricted
    Fits: Universal
    Duramax 2001-2010 62 Gallon Midship Replacement Fuel Tank S&B Tanks 10-1006
    Duramax 2001-2010 62 Gallon Midship Replacement Fuel Tank S&B Tanks 10-1006 $1,449.00
    Fits: Duramax 2001-2010
    Duramax 2001-2010 62 Gallon Mid-Ship Replacement Fuel Tank Titan 7010301
    Duramax 2001-2010 62 Gallon Mid-Ship Replacement Fuel Tank Titan 7010301 $1,851.55
    Fits: Duramax 2001-2010 (CC-LB)
    Select Options
    Travel Trekker 50 Gallon In-Bed Auxiliary Fuel System Titan 5410050
    Travel Trekker 50 Gallon In-Bed Auxiliary Fuel System Titan 5410050 $1,357.55
    Fits: Universal
    Select Options
    Multi-Function Fuel Tank Sump Beans Diesel 280002
    Multi-Function Fuel Tank Sump Beans Diesel 280002 $149.95
    Fits: Universal - Most Diesel Fuel Tanks (Cutting Required)
    Beans Machine Micro Sump Beans 280032
    Beans Machine Micro Sump Beans 280032 $76.17
    Fits: Universal - Fits Most Diesel Fuel Tanks (Cutting Required)
    Travel Trekker Tie Down Kit Titan 9901670
    Travel Trekker Tie Down Kit Titan 9901670 $46.55
    Fits: For Titan Travel Trekker Tank
    Locking Black Fuel Cap Titan 9901750
    Locking Black Fuel Cap Titan 9901750 $37.05
    Fits: For Titan Trekker Fuel Tank
    Travel Trekker 40 Gallon In-Bed Auxiliary Fuel System Titan 5410040
    Travel Trekker 40 Gallon In-Bed Auxiliary Fuel System Titan 5410040 $1,329.05
    Fits: 40 Gallons - Fits Most Truck Beds
    Select Options
    Duramax 2004-2010 65 Gallon Midship Replacement Fuel Tank S&B Tanks 10-1010
    Duramax 2004-2010 65 Gallon Midship Replacement Fuel Tank S&B Tanks 10-1010 $1,449.00
    Fits: Duramax 2004-2010
    Universal Fuel Tank Sump with Suction Tube Upgrade Fass STK-5500B
    Usually Ships in 24-48 Hours
    Universal Fuel Tank Sump with Suction Tube Upgrade Fass STK-5500B $189.00
    California Restricted
    Fits: Universal
    Universal No Drop Fuel Sump (Bowl Only) Fass STK-5500OBO
    Usually Ships in 24-48 Hours
    Universal No Drop Fuel Sump (Bowl Only) Fass STK-5500OBO $150.00
    California Restricted
    Fits: Universal