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Chevrolet, (2024-present), L5P, Fuel System

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FASS XWS3002XL Extended Length Extreme Water Separator Filter

FASS XWS3002 Extreme Water Separator Filter

FASS PF3001XL Extended Length Particulate Filter

Filtration 14

Hot Shot's Secret Everyday Diesel Treatment

Hot Shot's Secret Diesel Extreme Fuel Additive

Exergy Performance E09 00007 Diesel Additive 16OZ - Case of 12

Exergy Performance E09 00006 Diesel Additive 16OZ

Exergy Performance E09 00017 Diesel Additive 16OZ Winter Blend - Case of 12

Fuel Additives 18

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

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

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

Exergy Performance 1-018-129 M14X1.5 Union

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

Fuel Lines 5

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

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

Fuel Rail System 4

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

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

Exergy Performance E04 10702 Denso HP4 Pump (2017-2024 6.6L Duramax)

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

WCFab WCF100458 CP3 Conversion Kit W/ Exergy 14mm Race 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)

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

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

Injectors 3

AirDog R1SBU371 150GPH Universal Raptor Pump

AirDog R1SBU373 150GPH Universal Raptor Pump

Lift Pumps 2

G&R Diesel GRD00153 Bottom Sump w/ Integrated Return

BD Diesel 1050330 Flow-Max Fuel Tank Sump

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

XDP XD182 Fuel Tank Sump - One Hole Design

Sumps 4

Tanks 0

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Chevrolet, (2024-present), L5P, Fuel System

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ACDelco (1)

AirDog (6)

Alliant Power (1)

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Dynomite Diesel Products (1)

Exergy Performance (14)

FASS (7)

Fleece Performance Engineering (2)

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XDP MFG (3)

ACDelco (1) AirDog (6) Alliant Power (1) BD Diesel (1) Dynomite Diesel Products (1) Exergy Performance (14) FASS (7) Fleece Performance Engineering (2) G&R Diesel (1) Hot Shot's Secret (6) Lucas Oil (4) Merchant Automotive (2) Pacific Performance Engineering (2) S&S Diesel Motorsport (1) Wehrli Custom Fabrication (5) XDP MFG (3)

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57 products

Hot Shot's Secret

Hot Shot's Secret Diesel Winter Rescue Emergency Fuel Additive (32oz)

Sale price$16.99

Lucas Oil

Lucas Oil Cetane Power Booster

Sale priceFrom $7.99

Lucas Oil

Lucas Oil Diesel Deep Clean

Sale priceFrom $15.99

Lucas Oil

Lucas Oil 10865 Anti-Gel Cold Weather Diesel Treatment

Sale price$9.99

Lucas Oil

Lucas Oil 10003 Fuel Treatment

Sale price$12.99

Merchant Automotive

Merchant Automotive 10508 Diesel Fuel Additive

Sale price$9.99

XDP XDDPP116 Diesel Power Plus Fuel Additive (16oz) - Southern Diesel Supply

XDP MFG

XDP XDDPP116 Diesel Power Plus Fuel Additive (16oz)

Sale price$9.99

XDP XD243 Fuel Tank Sump - One Hole Design With Fuel Return - Southern Diesel Supply

XDP MFG

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

Sale price$185.99

XDP XD182 Fuel Tank Sump - One Hole Design - Southern Diesel Supply

XDP MFG

XDP XD182 Fuel Tank Sump - One Hole Design

Sale price$149.99

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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.