Duramax Diesel Parts & Upgrades

Filters

Sort by:

1667 products

On sale
Banks Power 42792 Monster - Ram Turbo Inlet Elbow (2017 - 2026 Duramax) - Southern Diesel SupplyBanks Power 42792 Monster - Ram Turbo Inlet Elbow (2017 - 2026 Duramax) - Southern Diesel Supply
Banks Power
Banks Power 42792 Monster-Ram Turbo Inlet Elbow (2017-2026 Duramax) Sale priceFrom $289.99 Regular price$329.99
Save $60.00
Banks Power 42266 RAM - Air Cold Air Intake (2020 - 2023 Duramax) - Southern Diesel SupplyBanks Power 42266 RAM - Air Cold Air Intake (2020 - 2023 Duramax) - Southern Diesel Supply
Banks Power
Banks Power 42266 RAM-Air Cold Air Intake (2020-2023 Duramax) Sale price$499.99 Regular price$559.99
On sale
WCFab WCF100433 L5P / 2019+ L5D Duramax OEM Placement Coolant Tank Kit - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100433 OEM Placement Coolant Tank Kit (2017-2019 6.6L Duramax) Sale priceFrom $499.99 Regular price$509.99
+21
On sale
WCFab WCF100541 Upper Coolant Pipe Kit (2020 - 2025 Duramax) - Southern Diesel SupplyWCFab WCF100541 Upper Coolant Pipe Kit (2020 - 2025 Duramax) - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100541 Upper Coolant Pipe Kit (2020-2025 6.6L Duramax) Sale priceFrom $169.99 Regular price$179.99
+21
Save $10.00
WCFab WCF100178 L5P Duramax OEM/VGT Turbo Gasket Kit (2017 - 2023 Duramax) - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100178 OEM/VGT Turbo Gasket Kit (2017-2023 6.6L Duramax) Sale price$149.99 Regular price$159.99
On sale
WCFab WCF100414 Duramax Stage 2 High Flow Intake Bundle Kit (2020 - 2026 Duramax) - Southern Diesel SupplyWCFab WCF100414 Duramax Stage 2 High Flow Intake Bundle Kit (2020 - 2026 Duramax) - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100414 Stage 2 High Flow Intake Bundle Kit (2020-2026 6.6L Duramax) Sale priceFrom $1,519.99 Regular price$1,559.99
+21
Save $70.00
WCFab WCF100226 Billet Exhaust Manifold & 2" Stainless Up Pipe Kit (2017 - 2025 Duramax) - Southern Diesel SupplyWCFab WCF100226 Billet Exhaust Manifold & 2" Stainless Up Pipe Kit (2017 - 2025 Duramax) - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100226 Billet Exhaust Manifold & 2" Stainless Up Pipe Kit (2017-2026 6.6L Duramax) Sale price$2,159.99 Regular price$2,229.99
Save $2.00
WCFab WCF100276 Fass Fuel System Relocation Bracket (2017 - 2023 Duramax) - Southern Diesel SupplyWCFab WCF100276 Fass Fuel System Relocation Bracket (2017 - 2023 Duramax) - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100276 Fass Fuel System Relocation Bracket (2017-2023 6.6L Duramax) Sale price$62.99 Regular price$64.99
On sale
WCFab WCF100742 L5P Upper Coolant Pipe - Southern Diesel SupplyWCFab WCF100742 L5P Upper Coolant Pipe - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100742 Upper Coolant Pipe (2017-2019 6.6L Duramax) Sale priceFrom $159.99 Regular price$169.99
+21
On sale
WCFab WCF100530 L5P Duramax 3.5" Passenger (Cold) Side Intercooler Pipe Kit - Southern Diesel SupplyWCFab WCF100530 L5P Duramax 3.5" Passenger (Cold) Side Intercooler Pipe Kit - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100530 3.5" Passenger (Cold) Side Intercooler Pipe Kit (2017-2019 6.6L Duramax) Sale priceFrom $319.99 Regular price$329.99
+21
On sale
WCFab WCF100441 L5P Duramax Stage 2 High Flow Intake Bundle Kit - Southern Diesel SupplyWCFab WCF100441 L5P Duramax Stage 2 High Flow Intake Bundle Kit - Southern Diesel Supply
Wehrli Custom Fabrication
WCFab WCF100441 Stage 2 High Flow Intake Bundle Kit (2017-2019 6.6L Duramax) Sale priceFrom $1,439.99 Regular price$1,479.99
+21
G&R Diesel GRD661007 Duramax T4 S300/S400 Turbo Drain Kit (2001 - 2016 Duramax) - Southern Diesel Supply
G&R Diesel
G&R Diesel GRD661007 T4 S300/S400 Turbo Drain Kit (2001-2016 6.6L Duramax) Sale price$199.99
Alliant Power AP0068 Injector/VGT/IPR Pigtail (2003-2007 6.0L PowerStroke, 2004.5-2016 6.6L Duramax) - Southern Diesel SupplyAlliant Power AP0068 Injector/VGT/IPR Pigtail (2003-2007 6.0L PowerStroke, 2004.5-2016 6.6L Duramax) - Southern Diesel Supply
Alliant Power
Alliant Power AP0068 Injector/VGT/IPR Pigtail (2003-2007 6.0L PowerStroke, 2004.5-2016 6.6L Duramax) Sale price$52.99
ACDelco 18A82636G Gold Disc Brake Rotor - Fully Coated (Rear) (2020-2025 6.6L Duramax DRW)ACDelco 18A82636G Gold Disc Brake Rotor - Fully Coated (Rear) (2020-2025 6.6L Duramax DRW)
ACDelco
ACDelco 18A82636G Gold Disc Brake Rotor - Fully Coated (Rear) (2020-2025 6.6L Duramax DRW) Sale price$289.99
ACDelco PF63 Oil Filter (2020-2026 6.6L Duramax) - Southern Diesel SupplyACDelco PF63 Oil Filter (2020-2026 6.6L Duramax) - Southern Diesel Supply
ACDelco
ACDelco PF63 Oil Filter (2020-2026 6.6L Duramax) Sale price$29.99
ACDelco 68G Glow Plug (2017-2023 6.6L Duramax) - Southern Diesel SupplyACDelco 68G Glow Plug (2017-2023 6.6L Duramax) - Southern Diesel Supply
ACDelco
ACDelco 68G Glow Plug (2017-2023 6.6L Duramax) Sale price$48.99
ACDelco A3244C Air Filter (2020-2026 3.0L Duramax) - Southern Diesel SupplyACDelco A3244C Air Filter (2020-2026 3.0L Duramax) - Southern Diesel Supply
ACDelco
ACDelco A3244C Air Filter (2020-2026 3.0L Duramax) Sale price$77.99
ACDelco TP3018 Fuel Filter (2001-2016 6.6L Duramax) - Southern Diesel Supply
ACDelco
ACDelco TP3018 Fuel Filter (2001-2016 6.6L Duramax) Sale price$90.99
On sale
FASS Titanium Signature Series PLUS Fuel System (2001–2010 6.6L Duramax) - Southern Diesel SupplyFASS Titanium Signature Series PLUS Fuel System (2001–2010 6.6L Duramax) - Southern Diesel Supply
FASS
FASS Titanium Signature Series PLUS Fuel System (2001–2010 6.6L Duramax) Sale priceFrom $739.99 Regular price$779.99
BDS Suspension Heavy Duty Tie Rod Kit (2011-2026 6.6L Duramax) - Southern Diesel SupplyBDS Suspension Heavy Duty Tie Rod Kit (2011-2026 6.6L Duramax) - Southern Diesel Supply
BDS Suspension
BDS Suspension Heavy Duty Tie Rod Kit (2011-2026 6.6L Duramax) Sale price$269.99
Save $10.00
PPE 125065020 Transmission Fluid Thermal Bypass Valve (2017-2019 6.6L Duramax) - Southern Diesel SupplyPPE 125065020 Transmission Fluid Thermal Bypass Valve (2017-2019 6.6L Duramax) - Southern Diesel Supply
Pacific Performance Engineering
PPE 125065020 Transmission Fluid Thermal Bypass Valve (2017-2019 6.6L Duramax) Sale price$89.99 Regular price$99.99
Save $9.00
PPE 125069000 Transmission Fluid Thermal Bypass Valve (2020-2026 3.0L Duramax) - Southern Diesel SupplyPPE 125069000 Transmission Fluid Thermal Bypass Valve (2020-2026 3.0L Duramax) - Southern Diesel Supply
Pacific Performance Engineering
PPE 125069000 Transmission Fluid Thermal Bypass Valve (2020-2026 3.0L Duramax) Sale price$80.99 Regular price$89.99
Save $120.00
PPE 158101120 Forged 7/8” Drilled Steering Assembly Kit (2011 - 2026 6.6L Duramax) - Southern Diesel SupplyPPE 158101120 Forged 7/8” Drilled Steering Assembly Kit (2011 - 2026 6.6L Duramax) - Southern Diesel Supply
Pacific Performance Engineering
PPE 158101120 Forged 7/8” Drilled Steering Assembly Kit (2011-2026 6.6L Duramax) Sale price$1,079.99 Regular price$1,199.99
Save $20.00
PPE 158032511 Forged XR Tie Rod Kit (2011 - 2026 6.6L Duramax) - Southern Diesel SupplyPPE 158032511 Forged XR Tie Rod Kit (2011 - 2026 6.6L Duramax) - Southern Diesel Supply
Pacific Performance Engineering
PPE 158032511 Forged XR Tie Rod Kit (2011-2026 6.6L Duramax) Sale price$259.99 Regular price$279.99

Not sure it fits your truck?

Our Wildwood, FL techs will confirm the right part for your build before you buy.

Call or Text (352) 722-5295

Parts and performance upgrades for every Duramax-powered Chevy and GMC, from the 2001 LB7 to the latest L5P, plus the 3.0L and 2.8L Duramax. Southern Diesel Supply is a working diesel shop, so we stock the parts we install every week: lift pumps, injectors, CP3 and CP4 pumps, turbos, Allison transmission parts, suspension and maintenance items.

Shop by truck:

Need more fuel? See our AirDog lift pumps. Running a Cummins or Powerstroke instead? Shop Cummins parts or Powerstroke parts.