Wehrli Custom Fab

Wehrli Custom Fab

Boost your diesel truck's overall power and reliability with Wehrli Custom Fab. Specializing in both performance and bulletproofing parts, Wehrli is your go-to source for Duramax, Powerstroke, and Cummins HD trucks. Their impressive lineup of cold air intakes, wiring kits, adapter flanges, bolt kits, grilles, and more, ensures you can handle big power with ease. What sets Wehrli apart is their dedication to quality and innovation, providing everything you need to maximize your diesel truck's performance and durability. 
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Wehrli 100424 Top Outlet Billet Thermostat Housing & Upper Coolant Pipe Kit for Dual CP3 | 2006-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100424 Top Outlet Billet Thermostat Housing & Upper Coolant Pipe Kit for Dual CP3 | 2006-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100424 Top Outlet Billet Thermostat Housing & Upper Coolant Pipe Kit for Dual CP3 | 2006-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100424 Top Outlet Billet Thermostat Housing & Upper Coolant Pipe Kit for Dual CP3 | 2006-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100424-GB
From $474.33
Wehrli 100418 Stage 3 High Flow Intake Bundle Kit | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
IN STOCK
Wehrli 100418 Stage 3 High Flow Intake Bundle Kit | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

Wehrli Custom Fab

Wehrli 100418 Stage 3 High Flow Intake Bundle Kit | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: WCF100418-GB
From $1,828.45
Wehrli 100415 Billet Upper Valve Cover Set | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100415 Billet Upper Valve Cover Set | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100415 Billet Upper Valve Cover Set | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100415 Billet Upper Valve Cover Set | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100415 Billet Upper Valve Cover Set | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100415-GB
From $435.53
Wehrli 100407 Traction Bar Brackets & Hardware Install Kit | 2011-2024 Ford F250/F350 6.7L Powerstroke
Wehrli 100407 Traction Bar Brackets & Hardware Install Kit | 2011-2024 Ford F250/F350 6.7L Powerstroke
Wehrli 100407 Traction Bar Brackets & Hardware Install Kit | 2011-2024 Ford F250/F350 6.7L Powerstroke

Wehrli Custom Fab

Wehrli 100407 Traction Bar Brackets & Hardware Install Kit | 2011-2024 Ford F250/F350 6.7L Powerstroke

SKU: WCF100407
$334.65
Wehrli 100404 Front Bumper Spacer Kit 3/4 | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100404 Front Bumper Spacer Kit 3/4 | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100404 Front Bumper Spacer Kit 3/4 | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100404 Front Bumper Spacer Kit 3/4 | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100404 Front Bumper Spacer Kit 3/4 | 2011-2014 GM Silverado 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100404 Front Bumper Spacer Kit 3/4 | 2011-2014 GM Silverado 2500HD/3500HD

SKU: WCF100404
$198.85
Wehrli 100402 CP3 Conversion High Pressure Line Upgrade Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
IN STOCK
Wehrli 100402 CP3 Conversion High Pressure Line Upgrade Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Wehrli Custom Fab

Wehrli 100402 CP3 Conversion High Pressure Line Upgrade Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

SKU: WCF100402
$402.55
Wehrli 100403 Stage 3 High Flow Intake Bundle Kit | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100403 Stage 3 High Flow Intake Bundle Kit | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100403 Stage 3 High Flow Intake Bundle Kit | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

Wehrli Custom Fab

Wehrli 100403 Stage 3 High Flow Intake Bundle Kit | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: WCF100403-GB
From $1,745.03
Wehrli 100401 Front Bumper Spacer Kit 3/8 | 2011-2014 Silverado 2500HD/3500HD
Wehrli 100401 Front Bumper Spacer Kit 3/8 | 2011-2014 Silverado 2500HD/3500HD
Wehrli 100401 Front Bumper Spacer Kit 3/8 | 2011-2014 Silverado 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100401 Front Bumper Spacer Kit 3/8 | 2011-2014 Silverado 2500HD/3500HD

SKU: WCF100401
$150.35
Wehrli 100399 68" inch Traction Bar Kit | 2011-2024 Ford F250/F350 SRW 6.7L Powerstroke
Wehrli 100399 68" inch Traction Bar Kit | 2011-2024 Ford F250/F350 SRW 6.7L Powerstroke
Wehrli 100399 68" inch Traction Bar Kit | 2011-2024 Ford F250/F350 SRW 6.7L Powerstroke
Wehrli 100399 68" inch Traction Bar Kit | 2011-2024 Ford F250/F350 SRW 6.7L Powerstroke
Wehrli 100399 68" inch Traction Bar Kit | 2011-2024 Ford F250/F350 SRW 6.7L Powerstroke
Wehrli 100399 68" inch Traction Bar Kit | 2011-2024 Ford F250/F350 SRW 6.7L Powerstroke

Wehrli Custom Fab

Wehrli 100399 68" inch Traction Bar Kit | 2011-2024 Ford F250/F350 SRW 6.7L Powerstroke

SKU: WCF100399-GB
From $1,046.63
Wehrli 100395 Billet Oil Fill Cap Black Anodized | 1998.5-2024 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Wehrli 100395 Billet Oil Fill Cap Black Anodized | 1998.5-2024 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Wehrli 100395 Billet Oil Fill Cap Black Anodized | 1998.5-2024 Dodge RAM 5.9L/6.7L 2500/3500 Cummins
Wehrli 100395 Billet Oil Fill Cap Black Anodized | 1998.5-2024 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

Wehrli Custom Fab

Wehrli 100395 Billet Oil Fill Cap Black Anodized | 1998.5-2024 Dodge RAM 5.9L/6.7L 2500/3500 Cummins

SKU: WCF100395
$58.20
Wehrli 100391 Marker Light Delete Kit, Billet, No Logo, Raw | 2020-2026 GMC Sierra 2500HD/3500HD
Wehrli 100391 Marker Light Delete Kit, Billet, No Logo, Raw | 2020-2026 GMC Sierra 2500HD/3500HD
Wehrli 100391 Marker Light Delete Kit, Billet, No Logo, Raw | 2020-2026 GMC Sierra 2500HD/3500HD
Wehrli 100391 Marker Light Delete Kit, Billet, No Logo, Raw | 2020-2026 GMC Sierra 2500HD/3500HD
Wehrli 100391 Marker Light Delete Kit, Billet, No Logo, Raw | 2020-2026 GMC Sierra 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100391 Marker Light Delete Kit, Billet, No Logo, Raw | 2020-2026 GMC Sierra 2500HD/3500HD

SKU: WCF100391
$251.23
Wehrli 100388 60" inch Traction Bar Kit | 2017–2024 Ford F250/F350 Crew Cab Short Bed SRW
Wehrli 100388 60" inch Traction Bar Kit | 2017–2024 Ford F250/F350 Crew Cab Short Bed SRW
Wehrli 100388 60" inch Traction Bar Kit | 2017–2024 Ford F250/F350 Crew Cab Short Bed SRW
Wehrli 100388 60" inch Traction Bar Kit | 2017–2024 Ford F250/F350 Crew Cab Short Bed SRW
Wehrli 100388 60" inch Traction Bar Kit | 2017–2024 Ford F250/F350 Crew Cab Short Bed SRW
Wehrli 100388 60" inch Traction Bar Kit | 2017–2024 Ford F250/F350 Crew Cab Short Bed SRW

Wehrli Custom Fab

Wehrli 100388 60" inch Traction Bar Kit | 2017–2024 Ford F250/F350 Crew Cab Short Bed SRW

SKU: WCF100388-GB
From $1,027.23
Wehrli 100373 Billet Exhaust Manifolds | 2017-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
IN STOCK
Wehrli 100373 Billet Exhaust Manifolds | 2017-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100373 Billet Exhaust Manifolds | 2017-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100373 Billet Exhaust Manifolds | 2017-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100373 Billet Exhaust Manifolds | 2017-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100373 Billet Exhaust Manifolds | 2017-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

Wehrli Custom Fab

Wehrli 100373 Billet Exhaust Manifolds | 2017-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: WCF100373
$1,570.43
Wehrli 100369-FTB Lower Valance Filler Panel w/o Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100369-FTB Lower Valance Filler Panel w/o Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100369-FTB Lower Valance Filler Panel w/o Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100369-FTB Lower Valance Filler Panel w/o Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100369-FTB Lower Valance Filler Panel w/o Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100369-FTB Lower Valance Filler Panel w/o Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD

SKU: WCF100369-FTB
$266.75
Wehrli 100368-FTB Lower Valance Filler Panel with Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100368-FTB Lower Valance Filler Panel with Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100368-FTB Lower Valance Filler Panel with Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100368-FTB Lower Valance Filler Panel with Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100368-FTB Lower Valance Filler Panel with Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100368-FTB Lower Valance Filler Panel with Tow Hook Cutouts -Fine Textured Black | 2011-2014 GM Silverado 2500HD/3500HD

SKU: WCF100368-FTB
$266.75
Wehrli 100360 4 inch Intake Kit with Air Box Stage 2 | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100360 4 inch Intake Kit with Air Box Stage 2 | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100360 4 inch Intake Kit with Air Box Stage 2 | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100360 4 inch Intake Kit with Air Box Stage 2 | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100360 4 inch Intake Kit with Air Box Stage 2 | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

Wehrli Custom Fab

Wehrli 100360 4 inch Intake Kit with Air Box Stage 2 | 2017-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: WCF100360-GB
From $813.83
Wehrli 100349 3 inch Drivers Side Intercooler Pipe | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100349 3 inch Drivers Side Intercooler Pipe | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Wehrli Custom Fab

Wehrli 100349 3 inch Drivers Side Intercooler Pipe | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: WCF100349-GB
From $305.55
Wehrli 100160 Heavy Duty Engine Mounts | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Wehrli 100160 Heavy Duty Engine Mounts | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Wehrli 100160 Heavy Duty Engine Mounts | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Wehrli 100160 Heavy Duty Engine Mounts | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Wehrli 100160 Heavy Duty Engine Mounts | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Wehrli Custom Fab

Wehrli 100160 Heavy Duty Engine Mounts | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

SKU: WCF100160-GB
From $464.63
Wehrli 100330 Precision Billet Valve Cover | 2003-2005 Dodge Ram 5.9L Cummins
Wehrli 100330 Precision Billet Valve Cover | 2003-2005 Dodge Ram 5.9L Cummins
Wehrli 100330 Precision Billet Valve Cover | 2003-2005 Dodge Ram 5.9L Cummins
Wehrli 100330 Precision Billet Valve Cover | 2003-2005 Dodge Ram 5.9L Cummins

Wehrli Custom Fab

Wehrli 100330 Precision Billet Valve Cover | 2003-2005 Dodge Ram 5.9L Cummins

SKU: WCF100330-GB
From $745.93
Wehrli 100329 Stage 1 Intake Bundle Kit | 2003-2007 Dodge Ram 2500/3500 5.9L Cummins
Wehrli 100329 Stage 1 Intake Bundle Kit | 2003-2007 Dodge Ram 2500/3500 5.9L Cummins

Wehrli Custom Fab

Wehrli 100329 Stage 1 Intake Bundle Kit | 2003-2007 Dodge Ram 2500/3500 5.9L Cummins

SKU: WCF100329-GB
From $755.63
Wehrli 100285 Bumper Grille | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100285 Bumper Grille | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100285 Bumper Grille | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100285 Bumper Grille | 2011-2014 GM Silverado 2500HD/3500HD
Wehrli 100285 Bumper Grille | 2011-2014 GM Silverado 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100285 Bumper Grille | 2011-2014 GM Silverado 2500HD/3500HD

SKU: WCF100285
$140.65
Wehrli 100463 Lower Splash Shield Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100463 Lower Splash Shield Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100463 Lower Splash Shield Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100463 Lower Splash Shield Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: WCF100463-GB
From $290.03
Wehrli 100432 Lower Splash Shield Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100432 Lower Splash Shield Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100432 Lower Splash Shield Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100432 Lower Splash Shield Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100432 Lower Splash Shield Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100432 Lower Splash Shield Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: WCF100432-GB
From $290.03
Wehrli 100684 Stage 2 4" inch Intake Kit with Air Box | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100684 Stage 2 4" inch Intake Kit with Air Box | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100684 Stage 2 4" inch Intake Kit with Air Box | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100684 Stage 2 4" inch Intake Kit with Air Box | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100684 Stage 2 4" inch Intake Kit with Air Box | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100684 Stage 2 4" inch Intake Kit with Air Box | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

Wehrli Custom Fab

Wehrli 100684 Stage 2 4" inch Intake Kit with Air Box | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax L5P

SKU: WCF100684-GB
From $833.23

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