L5P Duramax | 2017–2019
Shop parts for 2017–2019 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 2017–2019 L5P applications. Always verify your exact year, model, and product fitment before ordering.
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
WC Fab Stage 1 High-Flow Bundle Intake Kit - Grey - 2017-2019 GM Duramax L5P
Alliant EGT Sensor Positions 3/4/5 - 2017-2023 GM Duramax L5P
Alliant Water Pump - 2017-2025 GM Duramax L5P/L5D
Edge Pulsar V3 Programmer - 2017-2019 GM Duramax L5P
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
Banks Derringer GEN2 Tuner with iDash 1.8 DataMonster - 2017-2019 GM Duramax L5P
S&S Diesel Motorsport 100% Over L5P Injector Set
ATS Stage 1 Allison LCT1000 Transmission Package 4WD - 2017-2019 GM Duramax L5P
ATS Stage 1 Allison LCT1000 Transmission Package 2WD w/PTO - 2017-2019 GM Duramax L5P
Alliant Reman L5P Common Rail Injector Bank Kit - 2017-2022 GM Duramax L5P
Injen Evolution Air Induction System Oiled Filter - 2017-2019 GM Duramax L5P
BD Diesel Screamer Performance Turbocharger - 2017-2021 GM Duramax L5P
FASS No-Drop Plus Series 240GPH Fuel System - 2017-2019 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
Merchant Automotive Grade C Head Gasket Kit with OEM Bolts - 2017-2023 GM Duramax L5P
Merchant Automotive Water Pump Kit with Cover - 2017-2019 GM Duramax L5P
Shopping L5P Duramax | 2017–2019
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.