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Chevrolet, (2017-2019), L5P, Fuel System

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

FASS XWS3002XL Extended Length Extreme Water Separator Filter

FASS XWS3002 Extreme Water Separator Filter

FASS PF3001XL Extended Length Particulate Filter

Filtration 21

Hot Shot's Secret Diesel Extreme Fuel Additive

Hot Shot's Secret Everyday Diesel Treatment

XDP XDDPP116 Diesel Power Plus Fuel Additive (16oz)

Merchant Automotive 10508 Diesel Fuel Additive

Fuel Additives 18

XDP XD608 Fuel System Contamination Kit (Stock Replacement) (2017-2019 Duramax)

Merchant Automotive 20255 Fuel Injector Line Set (2017-2025 6.6L Duramax)

Alliant Power AP0133 Fuel Injector Return line Seal Kit (2017-2026 Duramax)

Exergy Performance 1-018-148 M12X1.5 to -6AN High Flow CP3 Supply Fitting

Exergy Performance 1-018-149 M12X1.5 to -8AN HIGH Flow CP3 Supply Fitting

Fuel Lines 8

Exergy Performance 1-018-043 M14X1.5 Plug and Nut (Rail Cap)

Exergy Performance 1-008-003 M14X1.5 Three Way T Fitting

Fuel Rail System 8

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

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

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

WCFab WCF100457 CP3 Conversion Kit W/ Exergy 12mm Pump (2017-2026 Duramax)

Injection Pumps & Conversions 8

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

Exergy Performance New Replacement Fuel Injectors Set (2017-2024 6.6L Duramax)

PPE Fuel Injector Wiring Harness Pigtail (2011-2024 6.6L, 2020-2026 3.0L Duramax)

Dynomite Diesel DDPL5P REMAN Injector Set (2017-2023 6.6L Duramax)

Injectors 7

Lift Pumps 0

XDP XD182 Fuel Tank Sump - One Hole Design

XDP XD243 Fuel Tank Sump - One Hole Design With Fuel Return

G&R Diesel GRD00153 Bottom Sump w/ Integrated Return

BD Diesel 1050330 Flow-Max Fuel Tank Sump

Sumps 4

Tanks 0

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Chevrolet, (2017-2019), L5P, Fuel System

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ACDelco (1)

AirDog (6)

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Exergy Performance (15)

FASS (11)

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ACDelco (1) AirDog (6) Alliant Power (1) BD Diesel (1) Dynomite Diesel Products (3) Exergy Performance (15) FASS (11) Fleece Performance Engineering (1) G&R Diesel (1) Hot Shot's Secret (6) Lucas Oil (4) Merchant Automotive (3) Pacific Performance Engineering (1) S&S Diesel Motorsport (2) Wehrli Custom Fabrication (6) XDP MFG (4)

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66 products

Exergy Performance

Exergy Performance 1-008-003 M14X1.5 Three Way T Fitting

Sale price$231.99

Exergy Performance

Exergy Performance 1-018-129 M14X1.5 Union

Sale price$63.99

Exergy Performance

Exergy Performance 1-018-132 M18X1.5 Rail End to M14X1.5

Sale price$63.99

Exergy Performance

Exergy Performance 1-018-133 M18X1.5 Rail Plug

Sale price$59.99

Dynomite Diesel Products

Dynomite Diesel DDPL5P REMAN Injector Set (2017-2023 6.6L Duramax)

Sale priceFrom $3,650.99

Dynomite Diesel DDPL5P - STK Stock Injector (2017 - 2023 Duramax) - Southern Diesel Supply

Dynomite Diesel Products

Dynomite Diesel DDPL5P Stock Injector (2017-2023 6.6L Duramax)

Sale price$365.99

Dynomite Diesel Products

Dynomite Diesel Universal High Pressure Oversized Injection Lines (Multiple Lengths)

Sale priceFrom $75.99

BD Diesel

BD Diesel 1050330 Flow-Max Fuel Tank Sump

Sale price$193.99

S&S Diesel Motorsport

S&S Diesel Motorsport Injectors (2017-2023 6.6L Duramax)

Sale priceFrom $3,709.99

S&S Diesel Motorsport

S&S Diesel Motorsport High Pressure Pumps (2001-2024 6.6L Duramax)

Sale priceFrom $1,130.99

WCFab WCF100361 Short & Long Bed And 2020 - 2024 Long Bed L5P Duramax Fuel Filter Housing Kit - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100361 Short & Long Bed And 2020-2024 Long Bed L5P Duramax Fuel Filter Housing Kit

Sale price$245.99

AirDog

AirDog R1SBU373 150GPH Universal Raptor Pump

Sale price$391.99

AirDog

AirDog 901-04-0004-4 Low Pressure Indicator Light

Sale price$110.99

AirDog

AirDog R1SBU371 150GPH Universal Raptor Pump

Sale price$347.99

AirDog

AirDog F100-10 Replacement Fuel Filter (10 Micron)

Sale price$28.99

AirDog

AirDog WS100 Replacement Water Separator

Sale price$31.99

AirDog

AirDog FF100-2 Replacement Fuel Filter (2 Micron)

Sale price$28.99

ACDelco

ACDelco TP1015 Fuel Filter (2017-2026 Duramax)

Sale price$70.99

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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.