LB7 Duramax | 2001–2004
Shop parts for 2001–2004 GM trucks equipped with the 6.6L LB7 Duramax. Browse fuel system components, injectors, turbo parts, cooling upgrades, engine components, transmission parts, maintenance items, and performance upgrades selected for LB7 applications. Always verify your exact year, model, and product fitment before ordering.
S&S Diesel SuperSport CP3 High-Pressure Fuel Pump - LB7 Duramax
Merchant Automotive Turbo Install Gasket Kit - Federal Emissions - LB7 Duramax
PPE Performance Silicone Engine-to-Cab Coolant Hose - LB7 Duramax
Merchant Automotive Transfer Case Front Output Seal Driver - LB7 Duramax
PPE High-Flow 304 Stainless Downpipe - LB7 Duramax
Merchant Automotive Transfer Case Front Output Seal - LB7 Duramax
Merchant Automotive PCV Valve Kit - LB7 Duramax
HSP Diesel Stock Turbo Intake Horn - Satin Black - LB7 Duramax
HSP Diesel Cold Side Intercooler Tube - Raw - LB7 Duramax
HSP Diesel Stock Turbo Intake Horn - Illusion Cherry - LB7 Duramax
B&W Turnover Ball Gooseneck Hitch - 2001-2010 GM HD
Edge Evolution CTS3 50-State Legal Programmer - 2001-2016 GM Duramax
Edge Evolution CTS3 Programmer / Monitor - 2001-2016 GM Duramax
Fleece Billet Rocker Arm Bridge Set - 2001-2019 GM Duramax
BD Diesel Remote Fuel Filter Replacement Cartridge - 2001-2012 GM Duramax
PPE Low Profile Allison Transmission Pan - Black - 2001-2019 GM Duramax
PPE Low Profile Allison Transmission Pan - Brushed - 2001-2019 GM Duramax
FASS No Drop Series Fuel System - 900-1200 HP - 2001-2016 GM Duramax
FASS Titanium Signature Series 290GPH - 2001-2016 GM Duramax
FASS Titanium Signature Series Plus 290GPH - 2001-2016 GM Duramax
FASS Titanium Signature Series Plus 250GPH - 2001-2016 GM Duramax
FASS No Drop Series Fuel System - Stock-600 HP - 2001-2010 GM Duramax
FASS No Drop Series Fuel System - 600-1000 HP - 2001-2010 GM Duramax
PPE Electric Fuel Lift Pump - GM Duramax - 113050000
Shopping LB7 Duramax | 2001–2004
Hilltop Diesel Performance organizes parts around real truck fitment so you can move from platform to the component you need without digging through an unrelated catalog. For Duramax applications, start with your exact year and engine, then verify configuration-specific notes on the product page before ordering.
Common upgrade and service paths include fuel delivery, injectors, turbochargers, intake and charge-air parts, exhaust, cooling, transmission components, filtration, sensors, gaskets, hardware and supporting installation parts.