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6.7L (2019-2024)
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6.7L (2025-present)

L5P (2020-2024)
L5P (2017-2019)
LML (2015-2016)
LML (2011-2014)
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LB7 (2001-2004)

L5P (2020-2024)
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6.7L (2020-2024)
6.7L (2017-2019)
6.7L (2015-2016)
6.7L (2011-2014)
6.4L (2008-2010)
6.0L (2003-2007)
7.3L (1994-2020)

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GMC, (2017-2019), L5P

Shop Parts by Category

Every parts category for your truck — pick one to narrow it down, or scroll to browse everything that fits.

S&B KF-1081 Intake Replacement Filter (2017-2019 6.6L Duramax)

Banks Power 42792 Monster-Ram Turbo Inlet Elbow (2017-2026 Duramax)

WCFab WCF100530 L5P Duramax 3.5" Passenger (Cold) Side Intercooler Pipe Kit

CSF 6079 OEM+ Replacement Intercooler (2017-2019 6.6L Duramax)

Banks Power 25999 Boost Tube Upgrade Kit (2017-2019 Duramax)

Air Intake 50

WCFab WCF100217 Premium Rear Differential Cover Bolt Kit (2020-2024 Duramax; 2003-2024 Cummins)

PPE 12-Bolt Heavy-Duty Cast Aluminum Front Differential Cover (2011-2026 Duramax)

PPE 138051002 Rear Differential Cover Gasket (2001-2019 Duramax; 2003-2018 Cummins)

Pacific Performance Engineering | PPE AAM 11.5"-14-Bolt Heavy-Duty Cast Aluminum Rear Differential Cover (2001-2019 Duramax; 2003-2018 Cummins)

Axel & Driveline 27

BDS Suspension Front Brake Line Set 6 Inch Lift (2011-2026 6.6L Duramax))

Lucas Oil 10906 Non-Chlorinated Brake Parts Cleaner

Lucas Oil 10825 DOT 3 Synthetic Brake Fluid

Lucas Oil 10827 DOT 4 Synthetic Brake Fluid

Brakes 8

Mean Green MG1234 High Output Alternator (2011-2019 6.6L Duramax)

PPE Top Post Battery Heat Shield (2007.5-2023 Duramax)

XDP XD350 HD High Output Alternator Wrinkle Black (2011-2019 Duramax)

XDP XD533 Starter Bolt Kit (Black-Phosphate) (2001-2022 Duramax)

XDP XD251 HD Gear Reduction Starter Wrinkle Black (2001-2019 Duramax)

Charging/Starting 7

Fleece Performance Engineering FPE-DMAX-CBOP Billet Coolant Block Off Plate (2001-2025 6.6L Duramax)

WCFab WCF206-19 Low Coolant Level Sensor (2001-2010; 2017-2025 Duramax)

WCFab WCF100188 Thermostat Housing (2017-2025 Duramax)

WCFab WCF100433 L5P / 2019+ L5D Duramax OEM Placement Coolant Tank Kit

Cooling System 39

Edge Products 84130-3 Insight CTS3 Universal OBD-II Monitoring

Edge Products 98620 EAS EGT Kit - Daily Driver/Tow Kit

Edge Products 28600 A-Pillar Display Mount (2015-2019 6.6L Duramax)

Edge Products 98607 EAS Pressure Sensor (0-100 PSI)

Digital Monitors 4

PPE 114000555 Micropure XR Extreme Performance Engine Oil Filter (2001-2019 Duramax)

Hot Shot's Secret Green Diamond 10W-30 Full Synthetic CK-4 Engine Oil (1 Gal)

Hot Shot's Secret Green Diamond 15W-40 Semi-Synthetic CK-4 Engine Oil (1 Gal)

Hot Shot's Secret Blue Diamond 15W-40 Full Synthetic CK-4 Engine Oil (1 Gal)

Southern Diesel Supply | 2017-2024 Duramax L5P CCV Reroute Kit | Oil System

Engine 63

WCFab WCF100199 L5P Up Pipe Bolt Kit (2017-2026 Duramax)

WCFab WCF100226 Billet Exhaust Manifold & 2" Stainless Up Pipe Kit (2017-2025 Duramax)

MBRP Diesel Resonators (Aluminized & Stainless Steel)

WCFab WCF100129 3.5" Down Pipe (2017-2025 Duramax)

Exhaust System 61

BHP BHP4001 Flip Up License Plate Bracket

BHP BHP3000 Clamp On Sled Stops - Below Roll Pan

WCFab WCF100432 GM Lower Splash Shield Kit (2011-2019 Duramax)

WCFab WCF100041 GM Billet Tig Torch Stubby Antenna (2007.5-2019 Duramax)

Amp Research 76247-01A Research PowerStep (Plug-N-Play)

Exterior 5

WCFab WCF100276 Fass Fuel System Relocation Bracket (2017-2023 Duramax)

Fleece Performance Engineering Replacement Fuel Injector Connector With Pigtail (2011-2024 6.6L; 2019-2025 3.0L Duramax)

Merchant Automotive 10561 HP4 Fuel Injection Pump Installation Gasket Kit (2017-2023 6.6L Duramax)

Hot Shot's Secret Diesel Extreme Fuel Additive

Hot Shot's Secret Everyday Diesel Treatment

Fuel System 65

WCFab WCF100441 L5P Duramax Stage 2 High Flow Intake Bundle Kit

WCFab WCF100718 L5P Duramax Stage 1 High Flow Intake Bundle Kit

WCFab WCF100403 L5P Duramax Stage 3 High Flow Intake Bundle Kit

WCFab WCF207-104 3" ID X 4" Long Silicone Boot And Clamp Kit

High Flow Kits 4

Interior 0

Fleece Performance Engineering FPE-ALO All Lights On® (2007.5-2025 6.6L; 2019-2024 3.0L; 2015-2021 2.8L Duramax)

AlphaRex 620030 Luxx-Series Black LED Tail Lights

AlphaRex 620050 Luxx-Series LED Black/Red Tail Lights

AlphaRex 880613 Pro-Series Black Projector Headlights

AlphaRex 880616 Nova-Series Alpha-Black LED Projector Headlights

Lighting 14

Power Adders 0

BDS Suspension Heavy Duty Tie Rod Kit (2011-2026 6.6L Duramax)

PPE 158101120 Forged 7/8” Drilled Steering Assembly Kit (2011-2026 6.6L Duramax)

PPE 158032511 Forged XR Tie Rod Kit (2011-2026 6.6L Duramax)

Single Steering Stabilizer Mounting Kit (2016-2026 6.6L Duramax)

PPE 158031513 Stage 3 Inner Tie Rod (2011-2025 6.6L Duramax)

Steering 16

BDS Suspension 6.5 Inch Lift Kit (2011-2019 6.6L Duramax)

BDS Suspension Upper Control Arm Kit (2011-2019 6.6L Duramax)

BDS Suspension Recoil Traction Bar Mounting Kit (2011-2019 6.6L Duramax)

BDS Suspension Heavy Duty Skid Plate Kit (2011-2019 6.6L Duramax)

BDS Suspension Front Sway Bar Link Kit for 4-6 Inch Lift (2011-2019 6.6L Duramax)

Suspension 51

WCFab WCF25-3290-120 32 In. X 90 In. Modular Steel Work Bench

PPE 114000558 Oil Filter Hand Wrench For PPE Engine Oil Filters (2001-2019 6.6L Duramax)

PPE 128043100 Transmission Harness Removal Tool (2001-2019 6.6L Duramax)

PPE 114000559 107mm Billet Aluminum Engine Oil Filter Socket (2001-2019 6.6L Duramax)

XDP XD40126TC Thread Cleaning Chaser (M14x2.0) XD40126TC

Tools 18

B&W TS20067BMP Tow & Stow Adjustable Ball Mount, MultiPro/MultiFlex 2.5" Shank, 7" Drop

BHP BHP4002 7 & 4 Pole Trailer Connector Socket w/ Mounting Bracket (2001-2025 6.6L Duramax)

BHP BHP2000 Adjustable Pulling Hitch - 2 Inch

BHP BHP2001 Adjustable Pulling Hitch - 2.5 Inch

Towing 42

WCFab WCF100469 Duramax Transmission Cooler Thermostat Bypass Plug

PPE 125065020 Transmission Fluid Thermal Bypass Valve (2017-2019 6.6L Duramax)

Merchant Automotive 10793 Allison 1000 Transmission Converter Housing Reseal Kit (2001-2016 6.6L Duramax)

Merchant Automotive 10685 Pass Through Transmission Connector Seal (2001-2019 6.6L Duramax)

XDP XD656 Flex Plate Bolt Kit (2001-2019 Duramax)

Transmission 77

Calibrated Power Solutions Transmission Tuning - Pretuned TCM (2017-2023 6.6L 6.6L Duramax)

Calibrated Power Solutions DSP Switch Bracket No Drill Mount (2001-2016 6.6L Duramax)

Tuning 4

Calibrated Power Solutions CPS200275 Stealth Mach 1 (64) Turbo (2017-2023 6.6L Duramax)

WCFab WCF100178 L5P Duramax OEM/VGT Turbo Gasket Kit (2017-2023 Duramax)

Merchant Automotive 10721 Billet Turbo Resonator Delete Plug (2017-2019 6.6L Duramax)

Calibrated Power Solutions Intake Horn Anti-Surge Ring (2017-2021 6.6L Duramax)

Turbosmart Constant Tension Clamps 1.625-2.375

Turbo 29

Merchant Automotive 10725 Wheel Spacers 1.5" (Pair) (2011-2019 6.6L Duramax)

Merchant Automotive 10720 Wheel Spacers 1/2" (Pair) (2001-2024 6.6L Duramax)

Wheels 2

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559 products

Southern Diesel Supply

Southern Diesel Supply | 2017-2024 Duramax L5P CCV Reroute Kit | Oil System

Sale price$529.99

Banks Power

Banks Power 25999 Boost Tube Upgrade Kit (2017-2019 Duramax)

Sale price$664.44

Wehrli Custom Fabrication

WCFab WCF100217 Premium Rear Differential Cover Bolt Kit (2020-2024 Duramax; 2003-2024 Cummins)

Sale price$69.99

Wehrli Custom Fabrication

Wehrli Custom Fabrication | WCFab WCF100822 L5P Duramax VGT Turbo Heat Blanket | Turbocharger

Sale price$153.99

Wehrli Custom Fabrication

WCFab WCF207-103 2.75" X 3" ID Straight Reducer 4.5" Long Silicone Boot And Clamp Kit

Sale price$62.99

WCFab WCF100441 L5P Duramax Stage 2 High Flow Intake Bundle Kit - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100441 L5P Duramax Stage 2 High Flow Intake Bundle Kit

Sale price$1,429.99

WCFab WCF100458 CP3 Conversion Kit W/ Exergy 14mm Race Pump (2017 - 2026 Duramax) - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100455 CP3 Conversion Kit W/ Exergy Sportsman Pump (2017-2026 Duramax)

Sale price$2,575.00

WCFab WCF100129 3.5" Down Pipe (2017 - 2025 Duramax) - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100129 3.5" Down Pipe (2017-2025 Duramax)

Sale price$335.99

WCFab WCF100472 Billet Aluminum Coolant Tank Cap, Clear Anodized (2001 - 2024 Duramax; 2004.5 - 2024 Cummins) - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100472 Billet Aluminum Coolant Tank Cap, Clear Anodized (2001-2024 Duramax; 2004.5-2024 Cummins)

Sale price$39.99

WCFab WCF100717 Air Filter 4" Inlet (Dry) (2001 - 2024 Duramax; 2003 - 2018 Cummins; 2003 - 2007 Power Stroke)) - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100717 Air Filter 4" Inlet (Dry) (2001-2024 Duramax; 2003-2018 Cummins; 2003-2007 Power Stroke))

Sale price$72.99

WCFab WCF25 - 3290 - 120 32 In. X 90 In. Modular Steel Work Bench - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF25-3290-120 32 In. X 90 In. Modular Steel Work Bench

Sale price$949.99

WCFab WCF100708 L5P Duramax 3" Driver (Hot) Side Intercooler Pipe Kit - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100708 L5P Duramax 3" Driver (Hot) Side Intercooler Pipe Kit

Sale price$332.99

WCFab WCF100718 L5P Duramax Stage 1 High Flow Intake Bundle Kit - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100718 L5P Duramax Stage 1 High Flow Intake Bundle Kit

Sale price$615.99

B&W Trailer Hitches

B&W TS20067BMP Tow & Stow Adjustable Ball Mount, MultiPro/MultiFlex 2.5" Shank, 7" Drop

Sale priceFrom $389.99

Allison Transmission

Allison Transmission 29561637 PTO Cover Gasket

Sale price$19.99

No Limit Fabrication

No Limit Fabrication L5PVGT VGT Turbo (2017-2023 6.6L Duramax)

Sale priceFrom $2,399.99

FASS

FASS XWS3002XL Extended Length Extreme Water Separator Filter

Sale price$32.99

FASS

FASS XWS3002 Extreme Water Separator Filter

Sale price$29.99

FASS

FASS PF3001XL Extended Length Particulate Filter

Sale price$23.99

FASS

FASS XWS3002XL Extended Length Extreme Water Separator Filter

Sale price$32.99

FASS

FASS Filter Pack XL

Sale priceFrom $56.99

FASS

FASS Filter Pack

Sale priceFrom $99.99

FASS

FASS No-Drop Series PLUS Fuel System (2017-2019 6.6L Duramax)

Sale priceFrom $919.99

FASS

FASS Titanium Signature Series PLUS Fuel System (2017-2019 6.6L Duramax)

Sale priceFrom $849.99

3 / 24

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At Southern Diesel Supply, we are passionate about power, performance, and precision. Specializing in premium accessories for RAM, Chevrolet, GMC, and Ford, we provide truck owners with the best upgrades to enhance durability, style, and functionality.