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.
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
WC Fab Coolant Tank - Fine Texture Black - 2017-2019 GM Duramax L5P
Duramax Tuner Stealth Mach 2 67mm Turbo - 2017-2019 GM Duramax L5P
Mishimoto Full-Flow Thermal Bypass Valve Upgrade - 2017-2019 GM Duramax L5P
K&N Replacement Air Filter - 2017-2019 GM Duramax L5P
Banks Derringer Gen2 with iDash 1.8 SuperGauge - 2017-2019 GM Duramax L5P
WC Fab 4-inch Intake Kit - Grey - 2017-2019 GM Duramax L5P
Mishimoto Thermal Bypass Valve Kit - 2017-2019 GM Duramax L5P
aFe Magnum FORCE Stage-2 Intake w/ Pro DRY S - 2017-2019 GM Duramax L5P
Banks CoolRunner Oil Pan - 2017-2019 GM Duramax L5P
PPE Silicone Upper & Lower Radiator Hose Kit - 2017-2019 GM Duramax L5P
FASS No-Drop Plus Series 220GPH - 2017-2019 GM Duramax L5P
FASS Titanium Signature Series Plus 220GPH - 2017-2019 GM Duramax L5P
Alliant Power Reman Stock Injector - 2017-2023 GM L5P Duramax
DDP Stock Replacement Injector - 2017-2023 GM L5P Duramax
Merchant Automotive Rear Main Seal - 2001-2021 GM 6.6L Duramax
WC Fab ARP Up-Pipe Bolt Kit - 2017-2025 GM L5P Duramax
ARP Connecting Rod Bolt Kit - 2017-2024 GM L5P Duramax
MAHLE Valve Cover Gasket Set - 2017-2023 GM L5P Duramax
Alliant Power Injector Fuel Return Line Seal Kit - 2017-2026 GM L5P Duramax
Merchant Automotive L5P Turbo Install Kit - 2017-2023 GM 6.6L Duramax
Banks Monster 5-inch DPF-Back Exhaust - Black Tip - 2017-2019 GM L5P Duramax
Banks Ram-Air Intake - Oiled Filter - 2017-2019 GM L5P Duramax
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.