L5P Duramax | 2020+
Shop parts for 2020 and newer GM trucks equipped with the 6.6L L5P Duramax. Browse fuel system components, injectors, turbo and intake upgrades, cooling system parts, engine components, transmission upgrades, maintenance items, and performance parts selected for 2020+ L5P applications. Always verify your exact year, model, and product fitment before ordering.
WCFab Stage 1 High-Flow Intercooler Pipe Bundle - Gun Metal - 2020-2024 GM L5P Duramax
WCFab T4 Turbo Pedestal - 2017-2022 GM 6.6L L5P Duramax
S&S Diesel Motorsport 50% Over L5P Injector Set
PPE Passenger-Side Up-Pipe for PPE Exhaust Manifold - 2017-2026 GM Duramax L5P
S&S Diesel Motorsport 150% Over L5P Injector Set
Alliant Reman L5P Common Rail Pump with Installation Kit - 2017-2025 GM Duramax L5P
Alliant L5P Injector Installation Kit Cylinders 5/6/7/8 - 2017-2026 GM Duramax L5P
Alliant EGT Sensor Positions 3/4/5 - 2017-2023 GM Duramax L5P
Alliant Water Pump - 2017-2025 GM Duramax L5P/L5D
Alliant EGT Sensor Position 2 - 2017-2023 GM Duramax L5P
Alliant EGT Sensor Position 1 - 2017-2023 GM Duramax L5P
Alliant L5P Common Rail Pump Installation Kit - 2017-2025 GM Duramax L5P
S&S Diesel Motorsport 100% Over L5P Injector Set
Alliant Reman L5P Common Rail Injector Bank Kit - 2017-2022 GM Duramax L5P
Edge Pulsar V3 + Insight CTS3 Kit - 2020-2023 GM Duramax L5P
Duramax Tuner Stealth Mach 1 64mm Turbo - 2020-2023 GM Duramax L5P/L5D
BD Diesel Screamer Performance Turbocharger - 2017-2021 GM Duramax L5P
Alliant Cylinder 3 Injector / EGR Gasket Kit - 2017-2025 GM Duramax L5P
Merchant Automotive Head Gasket Service Kit with OEM Bolts - 2017-2023 GM Duramax L5P
Duramax Tuner Stealth Mach 1 64mm Turbo with Actuator - 2020-2023 GM Duramax L5P/L5D
Merchant Automotive Grade C Head Gasket Kit with OEM Bolts - 2017-2023 GM Duramax L5P
WC Fab Billet Exhaust Manifold & Stainless Up-Pipe Kit - 2017-2024 GM Duramax L5P
Merchant Automotive Head Gasket Kit with ARP Studs - 2017-2023 GM Duramax L5P
PPE Fuel Coolant Pump Relocation Kit - 2020-2026 GM Duramax L5P
Shopping L5P Duramax | 2020+
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.