Ford, Dodge & Chevy Diesel Experts - Free Shipping For Orders $70+

2001-2004 GM 2500HD/3500HD 6.6L LB7 Duramax Sumps, Accessories & Additives

After adding on an aftermarket fuel system to your 2001-2004 GM 6.6L Duramax LB7 build, you've likely noticed you're not getting as far on a full tank of gas as you used to. Draw more fuel from your tank with the help of gravity by investing in any of the premium Fuel Sumps we offer here at Alligator Performance! Further enhance your GM 6.6L with our excellent selection of Fuel Upgrades! GM Duramax Fitments: 2001, 2002, 2003, 2004 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.

GM Duramax>2001-2004 6.6L LB7

Read more Read less

2001-2004 6.6L Silverado & Sierra 2500HD/3500HD

Power Lift Shop All

Can We Help You Find Something?

Give us a call: +1-208-719-7400

Chat with us

FREE SHIPPING ON ALL ORDERS OVER $70

PRICE MATCH GUARANTEE

BUILD NOW, PAY LATER FINANCING OPTIONS

30-DAY RETURN SATISFACTION GUARANTEE

DIESEL TRUCK EXPERTS STANDING BY