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6.7L (2019-2024)
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3.0L (2014-2017)
6.7L (2025-present)

L5P (2020-2024)
L5P (2017-2019)
LML (2015-2016)
LML (2011-2014)
LMM (2007.5-2010)
LBZ (2006-2007)
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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, (2020-2023), L5P

Shop Parts by Category

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

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

Banks Power 42266 RAM-Air Cold Air Intake (2020-2023 Duramax)

WCFab WCF100414 Duramax Stage 2 High Flow Intake Bundle Kit (2020-2026 Duramax)

Banks Power 26005 Duramax L5P Boost Tube Upgrade Kit (2020-2026 Duramax)

WCFab WCF100381 3.5" Passenger (Cold) Side Intercooler Pipe Kit (2020-2026 Duramax)

Air Intake 35

WCFab WCF100217 Premium Rear Differential Cover Bolt Kit (2020-2025 6.6L Duramax / 2003-2024 5.9/6.7L Cummins)

WCFab WCF100114 AAM 12" Rear Differential Cover (2020-2026 6.6L Duramax / 2019-2026 6.7L Cummins)

Pacific Performance Engineering | PPE 11.5"/12"-14-Bolt Heavy-Duty Cast Aluminum Rear Differential Cover (2020-2026 Duramax)

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

Mag-Hytec AA 14-12.0 Rear Differential Cover (2020-2024 6.6L Duramax, 2019-2024 6.7L Cummins)

Axel & Driveline 22

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 6

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

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

Lucas 11238 Sure Start Premium Starting Fluid

Charging/Starting 3

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 (2017-2026 6.6L Duramax)

WCFab WCF100541 Upper Coolant Pipe Kit (2020-2025 Duramax)

2001-2010 & 2017-2023 Duramax L5P Failed Coolant Bottle Sensor Fooler

Cooling System 34

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

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

Edge Products 28601 A-Pillar Display Mount (2020-2023 6.6L Duramax; 2019-2022 3.0L Duramax)

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

Digital Monitors 4

PPE 114000740 MicroPure XR Engine Oil Filter (2020-2025 6.6L L5P 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 58

WCFab WCF100199 Up Pipe Bolt Kit (2017-2026 6.6L Duramax)

WCFab WCF100226 Billet Exhaust Manifold & 2" Stainless Up Pipe Kit (2017-2026 6.6L Duramax)

MBRP Diesel Resonators (Aluminized & Stainless Steel)

WCFab WCF100129 3.5" Down Pipe (2017-2025 6.6L Duramax)

Exhaust System 61

BHP BHP4001 Flip Up License Plate Bracket

PPE Billet Hood Release Latch (2020-2026 Duramax)

BHP BHP3000 Clamp On Sled Stops - Below Roll Pan

BHP BHP3001 Clamp On Sled Stops - Behind Roll Pan

Exterior 9

WCFab WCF100276 Fass Fuel System Relocation Bracket (2017-2023 6.6L 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 66

WCFab WCF100418 Stage 3 High Flow Intake Bundle Kit (2020-2026 Duramax)

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

High Flow Kits 3

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 620060 Pro-Series Red Smoked LED Tail Lights (2019-2025 Silverado 1500 / 2020-2025 Silverado 2500HD-3500HD)

AlphaRex 620011 Tail Lights Converters (2020-2026 6.6L; 2019-2025 3.0L Duramax)

Lighting 3

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 Upper Control Arm Kit (2020-2026 6.6L Duramax)

BDS Suspension Sway Bar Link Kit Lift 5"-6.5", Front (2020-2025 6.6L Duramax)

BDS Suspension Recoil Traction Bar Mounting Kit (2020-2026 6.6L Duramax SRW)

BDS Suspension 3 Lift Kit (2020-2026 6.6L Duramax 4WD)

Merchant Automotive 10056 Torsion Bar Adjuster Nut & Bolt (2011-2026 6.6L Duramax)

Suspension 54

PPE 114000759 93mm Billet Aluminum Engine Oil Filter Socket (2011-2026 6.7L Power Stroke, 2020-2025 6.6L Duramax)

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

XDP XD40126TC Thread Cleaning Chaser (M14x2.0) XD40126TC

XDP XD40127TC Thread Cleaning Chaser (M16x2.0)

XDP XD40128TC Thread Cleaning Chaser (M8x1.25)

Tools 16

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

Air Lift 57541 LoadLifter 7500 XL Helper Spring Kit (2020-2024 Duramax)

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

BHP BHP2000 Adjustable Pulling Hitch - 2 Inch

Towing 39

ACDelco 10-4107 Dexron ULV Automatic Transmission Fluid (2020-2026 Duramax)

ACDelco TF938 Automatic Transmission Fluid Filter & Seal Kit (2020-2026 Duramax)

PPE 124066000 Bar And Plate Transmission Cooler (2020-2026 6.6L Duramax)

PPE Heavy-Duty Cast Aluminum 10L1000 Deep Transmission Pan (2020-2026 6.6L Duramax)

PPE 128051486 10L100 Transmission Pan Filter (2020-2026 Duramax)

Transmission 31

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

HPTuners TCM-GB-T93-UO GM T93 TCM Service (Global B) (2024-2026 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 OEM/VGT Turbo Gasket Kit (2017-2023 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 28

Wheels 0

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Air Lift (23)

AirDog (6)

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Amp Research (3)

ARP (3)

ATS Diesel Performance (5)

B&W Trailer Hitches (21)

Banks Power (7)

BD Diesel (19)

BDS Suspension (19)

Big Hitch Products (10)

Bilstein (9)

Calibrated Power / DuramaxTuner (9)

CSF (3)

Dynomite Diesel Products (3)

Edge Products (4)

Exergy Performance (14)

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Fleece Performance Engineering (7)

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HP Tuners (2)

Lucas Oil (24)

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MBRP (28)

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463 products

PPE 128051486 10L100 Transmission Pan Filter (2020 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 128051486 10L100 Transmission Pan Filter (2020-2026 Duramax)

Sale price$26.99

PPE 114000750 Premium High - Efficiency Oversized Oil Filter (2020 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 114000750 Premium High-Efficiency Oversized Oil Filter (2020-2026 Duramax)

Sale price$26.99

PPE Billet Hood Release Latch (2020 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE Billet Hood Release Latch (2020-2026 Duramax)

Sale priceFrom $31.99

PPE 3" Stainless Steel Exhaust Tip - Southern Diesel Supply

Pacific Performance Engineering

PPE 3" Stainless Steel Exhaust Tip

Sale price$53.99

PPE 4" 304 Stainless Steel Exhaust Tip - Southern Diesel Supply

Pacific Performance Engineering

PPE 4" 304 Stainless Steel Exhaust Tip

Sale price$71.99

PPE 117021500 304 Stainless Steel Exhaust Tip (2015 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 117021500 304 Stainless Steel Exhaust Tip (2015-2026 Duramax)

Sale price$89.99

PPE 117020200 4" Tail Pipe Upgrade Exhaust Tip (2020 - 2023 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 117020200 4" Tail Pipe Upgrade Exhaust Tip (2020-2023 Duramax)

Sale price$179.99

PPE 117000800 3.5" Stainless Steel Down Pipe (2017 - 2025 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 117000800 3.5" Stainless Steel Down Pipe (2017-2025 Duramax)

Sale price$197.99

PPE 116112500 High - Flow Exhaust Manifolds With Up - Pipes (2017 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 116112500 High-Flow Exhaust Manifolds With Up-Pipes (2017-2026 Duramax)

Sale priceFrom $1,349.99

PPE 118062052 Exhaust Manifold to Up - Pipe Gasket (2017 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 118062052 Exhaust Manifold to Up-Pipe Gasket (2017-2026 Duramax)

Sale price$15.99

PPE 118062053 Up - Pipe to Turbo Gasket (2017 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 118062053 Up-Pipe to Turbo Gasket (2017-2026 Duramax)

Sale price$8.99

PPE 118034700 Head Stud Kit (2017 - 2025 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 118034700 Head Stud Kit (2017-2025 Duramax)

Sale price$539.99

Pacific Performance Engineering

PPE 118062015 2-Piece Exhaust Manifold Gasket Set (2017-2026 Duramax)

Sale price$22.99

PPE 119000803 Flywheel Housing Cover Coolant Block - Off Plate Gasket (2001 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 119000803 Flywheel Housing Cover Coolant Block-Off Plate Gasket (2001-2026 Duramax)

Sale price$4.99

PPE 114003017 Billet Aluminum Engine Oil Filler Cap (2020 - 2026 3.0L Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 114003017 Billet Aluminum Engine Oil Filler Cap (2020-2026 3.0L Duramax)

Sale price$31.99

PPE 114053100 Heavy - Duty Deep - Capacity Engine Oil Pan (2020 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 114053100 Heavy-Duty Deep-Capacity Engine Oil Pan (2020-2026 Duramax)

Sale priceFrom $362.99

Pacific Performance Engineering

PPE 118062050 Exhaust Manifold To Up-Pipe Gasket Set (2017-2026 Duramax)

Sale price$35.99

PPE 116122500 Up - Pipe Bolt Set (2017 - 2025 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 116122500 Up-Pipe Bolt Set (2017-2025 Duramax)

Sale price$31.99

Pacific Performance Engineering

PPE 118062012 3-Piece Exhaust Manifold Gasket Kit (2017-2025 Duramax)

Sale price$26.99

PPE 116112583 Exhaust Manifold Stud Kit (2017 - 2025 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 116112583 Exhaust Manifold Stud Kit (2017-2025 Duramax)

Sale price$35.99

Pacific Performance Engineering

PPE 118075020 EGR Cooler Gasket (2017-2024 Duramax)

Sale price$8.99

PPE 119030100 T304 Stainless Steel Coolant Tube (2001 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 119030100 T304 Stainless Steel Coolant Tube (2001-2026 Duramax)

Sale price$197.99

PPE 119000820 Black Coolant Block - Off Plate (2001 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 119000820 Black Coolant Block-Off Plate (2001-2026 Duramax)

Sale price$53.99

PPE 113080425 HD Serpentine Belt - Fan Belt (2020 - 2026 Duramax) - Southern Diesel Supply

Pacific Performance Engineering

PPE 113080425 HD Serpentine Belt - Fan Belt (2020-2026 Duramax)

Sale price$25.99

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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.