Diesel parts built for your truck.
Shop performance, replacement and maintenance parts organized by engine generation—with fitment help available before you order.
Shop by diesel platform
Choose Powerstroke, Duramax or Cummins, then narrow down by year and engine.
Shop by year & engine
Choose your diesel platform and engine generation to jump directly to compatible parts.
Featured diesel parts
Fluidampr Performance Diesel Harmonic Balancer - 2017-2019 GM 6.6L L5P Duramax
RevMax Performance Torque Converter - Ram 6.7L Cummins
Alliant Power Reman High Pressure Fuel Pump - 2008-2010 Ford 6.4L Powerstroke
Mishimoto Performance Transmission Cooler - 2019-2026 Ram 6.7L Cummins
aFe Magnum FORCE Stage-2 Intake w/ Pro DRY S - 2017-2019 GM Duramax L5P
aFe BladeRunner Oil Cooler - 2003-2007 Ford 6.0L Powerstroke
AirDog II-5G 220 GPH Lift Pump - 2015-2016 GM Duramax
AirDog II-5G 165 GPH Lift Pump - 2017-2022 Ford 6.7L Powerstroke
Performance categories
Everything your diesel needs, organized the way truck owners actually shop.
Fuel Systems
Lift pumps, filtration & fuel delivery
Browse partsInjectors
Injectors, seals, lines & service parts
Browse partsTurbochargers
Stock replacement & performance turbos
Browse partsIntakes
Cold-air & airflow upgrades
Browse partsExhaust
Performance exhaust systems & components
Browse partsTransmission
Transmission & drivetrain upgrades
Browse partsCooling
Radiators, intercoolers & cooling parts
Browse partsFiltration
Fuel, oil & air filtration
Browse partsEngine Parts
Internal engine & valvetrain parts
Browse partsGaskets & Seals
Gaskets, seals & reseal kits
Browse partsHardware & Install Parts
Studs, bolts, clamps & install hardware
Browse partsSensors & Electrical
Sensors, harnesses & electrical parts
Browse partsAccessories
Useful diesel truck accessories
Browse partsTUNING & ELECTRONICS
Tuners, programmers, monitors & electronic upgrades
Browse partsBuilt around the trucks we care about.
Hilltop Diesel Performance is focused on Powerstroke, Duramax and Cummins owners who want the right parts, clear fitment information and competitive pricing without sorting through an unrelated catalog.
Need a second set of eyes before ordering? Send us your year, make, model, engine and the part you're considering. A real person can help you verify the application.