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.
WC Fab Stage 2 High Flow Intake Kit - Cat Yellow - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Illusion Purple - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Chevy Orange - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Candy Teal - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Sparkle Bomber Orange - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Cat Yellow - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Candy Red - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Bronze Chrome - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - WCFab Red - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Bengal Blue - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Brizzle Blue - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Gloss Black - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Gloss White - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Bengal Grey - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Gun Metal - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Semi-Gloss Black - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Fine Texture Black - LB7 Duramax
S&S Diesel 10mm Stroker CP3 High-Pressure Fuel Pump - LB7 Duramax
Merchant Automotive NP263XHD Transfer Case - LB7 Duramax
Merchant Automotive Transfer Case Seal Driver Kit - LB7 Duramax
Merchant Automotive ECM/TCM Terminal Ends - Allison 5-Speed - LB7 Duramax
Edge Products Juice with Attitude CTS3 - LB7 Duramax
PPE High-Flow Exhaust Manifold & Up-Pipe Kit - Raw - LB7 Duramax
HSP Diesel Factory Replacement Coolant Tank - Polar White - LB7 Duramax
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.