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Shop Top-Quality 2001-2024 Chevrolet Duramax Parts At Southern Diesel Supply! Boost Performance, Durability, And Efficiency With Our Wide Selection Of Diesel Upgrades. Order Now!

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1891 products

Edge Products Edge Products 84130-3 Insight CTS3 Universal OBD-II Monitoring - Diesel Performance Part- Diesel Performance Part
EFI Live AutoCal V3 - Blank - Southern Diesel Supply
MBRP M91031 Muffler Universal 4" 409SS Muffler - Southern Diesel Supply
Fleece FPE - DMAX - CBOP Duramax Billet Coolant Block Off Plate (2001 - 2025 Duramax) - Southern Diesel SupplyFleece FPE - DMAX - CBOP Duramax Billet Coolant Block Off Plate (2001 - 2025 Duramax) - Southern Diesel Supply
HP Tuners MPVI4 - Southern Diesel SupplyHP Tuners MPVI4 - Southern Diesel Supply
HP Tuners
HP Tuners MPVI4 Sale price$399.99
Edge Products 98620 EAS EGT Kit - Daily Driver/Tow KitEdge Products 98620 EAS EGT Kit - Daily Driver/Tow Kit
HPTuners E41 Upgrade Kit - Southern Diesel Supply
Edge Products 28601 A - Pillar Display Mount (2020 - 2023 6.6L Duramax; 2019 - 2022 3.0L Duramax) - Southern Diesel SupplyEdge Products 28601 A - Pillar Display Mount (2020 - 2023 6.6L Duramax; 2019 - 2022 3.0L Duramax) - Southern Diesel Supply
WCFab WCF100199 L5P Up Pipe Bolt Kit (2017 - 2026 Duramax) - Southern Diesel Supply
WCFab WCF100469 Duramax Transmission Cooler Thermostat Bypass Plug - Southern Diesel SupplyWCFab WCF100469 Duramax Transmission Cooler Thermostat Bypass Plug - Southern Diesel Supply
Calibrated Power / DuramaxTuner DM1JK1070203000 Stealth Mach 1 (64) Turbo (2017 - 2019 L5P/L5D) - Southern Diesel SupplyCalibrated Power / DuramaxTuner DM1JK1070203000 Stealth Mach 1 (64) Turbo (2017 - 2019 L5P/L5D) - Southern Diesel Supply
S&B KF - 1081 Intake Replacement Filter (2017 - 2019 Duramax) - Southern Diesel SupplyS&B KF - 1081 Intake Replacement Filter (2017 - 2019 Duramax) - Southern Diesel Supply
WCFab WCF100188 Thermostat Housing (2017 - 2025 Duramax) - Southern Diesel SupplyWCFab WCF100188 Thermostat Housing (2017 - 2025 Duramax) - Southern Diesel Supply
FASS NDTSPC13180F140G Diesel Fuel Systems for 2017 - 2019 Duramax L5P No - Drop Plus 140GPH - Southern Diesel Supply
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 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
WCFab WCF206 - 19 Low Coolant Level Sensor (2001 - 2010; 2017 - 2025 Duramax) - Southern Diesel Supply
WCFab WCF100433 L5P / 2019+ L5D Duramax OEM Placement Coolant Tank Kit - Southern Diesel Supply
WCFab WCF100541 Upper Coolant Pipe Kit (2020 - 2025 Duramax) - Southern Diesel SupplyWCFab WCF100541 Upper Coolant Pipe Kit (2020 - 2025 Duramax) - Southern Diesel Supply
WCFab WCF100178 L5P Duramax OEM/VGT Turbo Gasket Kit (2017 - 2023 Duramax) - Southern Diesel Supply
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
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
WCFab WCF100742 L5P Upper Coolant Pipe - Southern Diesel SupplyWCFab WCF100742 L5P Upper Coolant Pipe - Southern Diesel Supply
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