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Parts/Duramax/2020–2026
Fitment locked · Chevrolet / GMC Duramax

2020–2026 6.6L L5P Duramax

Silverado / Sierra 2500HD & 3500HD

Parts for your platform

Shop by category.

1,189 mapped products for this generation.

01

Engine & Performance

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XDP Street Performance Pushrods (3/8") XD387
Engine InternalsView exact-fit parts
Alliant Power Remanufactured Fuel Injector Bank Kit AP54802
Fuel SystemView exact-fit parts
ACDelco Water Pump (With Housing) 251-817
Cooling SystemView exact-fit parts
PPE MAP Sensor Relocation Spacer (Lower Sensor) 115672023
Sensors & ElectricalView exact-fit parts
Banks Power 63369 iDash Stealth Pod Mount (Single Gauge)
Gauges & MountsView exact-fit parts
K&N 33-5098HBK Dryflow Lifetime Engine Air Filter
Air Intake System & FiltersView exact-fit parts
PPE 4" Stainless Steel Exhaust Tip - Polished 117020430
Exhaust System & ComponentsView exact-fit parts
WCFab Turbocharger Gasket Kit WCF100183
Turbocharger Parts & AccessoriesView exact-fit parts
HSP Cold Side Intercooler Pipe With TB Coupler - Raw HSP-D-605-2D-HSP-RAW
IntercoolerView exact-fit parts
Donaldson Oil Filter P577066
Fluids & FiltersView exact-fit parts
Odyssey Battery Performance Series AGM - Group Size 48 H6 (760 CCA)
Charging & StartingView exact-fit parts
Tuning & ProgrammersView exact-fit parts
02

Drivetrain & Chassis

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Cognito Xtreme Duty Idler Pivot & Gusset 110-91411
Suspension & ChassisView exact-fit parts
Mishimoto MMTC-DMAX-20 Transmission Cooler
TransmissionView exact-fit parts
MOOG 351 Premium 1480 U-Joint (Greaseable)
Axle & DrivelineView exact-fit parts
NRS Brakes Galvanized Disc Brake Pads (Front/Rear) NS2250
Brakes & Wheel HubView exact-fit parts
Bilstein 24-218030 B8 5100 Series Shock Absorber
Shock AbsorbersView exact-fit parts
Cognito Fox Steering Stabilizer Kit 210-91333
SteeringView exact-fit parts
Cognito 110-91247 3" Standard Leveling Lift Kit
Lift KitsView exact-fit parts
BDS Suspension BDS121416 Recoil Traction Bar Bracket Kit
Traction BarsView exact-fit parts
Tuff Country 12014 2" Leveling Kit
Leveling KitsView exact-fit parts
Firestone 2709 Red Label Extreme Duty Air Springs
Air Bags & Load SupportView exact-fit parts
Transfer CaseView exact-fit parts
03

Exterior & Utility

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McGard 65810BK Black SplineDrive Wheel Installation Kit
WheelsView exact-fit parts
Recon Smoked Lens White 2-Way Forward & Rear Facing LED Cab Lights 264158XBKHPWH
LightingView exact-fit parts
Rough Country 42120690 Soft Roll-Up Bed Cover
Bed CoversView exact-fit parts
PPE Billet Hood Release Latch - Black 148122520
Exterior Replacement PartsView exact-fit parts
BumpersView exact-fit parts
BackRack 10800 Safety Headache Rack (Frame Only)
Truck Bed AccessoriesView exact-fit parts
FIA Winter Front Grille Cover & Bug Screen WF921-58
GrillesView exact-fit parts
AMP Research 78254-01A Powerstep Xtreme (Plug-N-Play)
Running Boards & StepsView exact-fit parts
Husky Liners 55001 MudDog Rubber Front Mud Flaps w/ Weight (12")
Fender Flares & Mud GuardsView exact-fit parts
Recon Silicone Tow Hook Cover Set - Red 264004CHHDRD
Hitches & TowingView exact-fit parts
Winch & RecoveryView exact-fit parts
TiresView exact-fit parts
04

Cab & Interior

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WeatherTech 4414362IM Black 2nd Row FloorLiner HP
Floor LinersView exact-fit parts
Covercraft GTC4139CAGY Rear Carhartt Gravel PrecisionFit Seat Cover
Seat CoversView exact-fit parts
Husky Liners 09051 Black GearBox Interior Storage System
Interior StorageView exact-fit parts
Interior StylingView exact-fit parts
Interior Replacement PartsView exact-fit parts
Sound ControlView exact-fit parts
Sun ShadesView exact-fit parts
Interior LightingView exact-fit parts
05

Tools, Shop & Gear

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Lisle 9-Pin Axle Hub Nut Socket 31510
ToolsView exact-fit parts
Shop SuppliesView exact-fit parts
Safety EquipmentView exact-fit parts