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 100840 Traction Bar Installation Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100840 Traction Bar Installation Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100840 Traction Bar Installation Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100840
$276.45
Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins
Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins
Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins

Wehrli Custom Fab

Wehrli 100113 Rear AAM 11.5 Differential Cover | 2001-2019 GM 6.6L Duramax 2500HD/3500HD & 2003-2019 Dodge Ram 5.9L/6.7L Cummins

SKU: WCF100113-GB
From $343.38
Wehrli 100590 Up Pipe Kit with Gaskets 2 inch Stainless | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100590 Up Pipe Kit with Gaskets 2 inch Stainless | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Wehrli Custom Fab

Wehrli 100590 Up Pipe Kit with Gaskets 2 inch Stainless | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: WCF100590
$619.83
Wehrli 100023 Relief Valve Block Off Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100023 Relief Valve Block Off Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100023 Relief Valve Block Off Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Wehrli Custom Fab

Wehrli 100023 Relief Valve Block Off Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: WCF100023
$72.75
Wehrli 100216 Billet Brake Reservoir Cap - Black Anodized | 1999-2026 GM Silverado/Sierra 2500HD/3500HD
IN STOCK
Wehrli 100216 Billet Brake Reservoir Cap - Black Anodized | 1999-2026 GM Silverado/Sierra 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100216 Billet Brake Reservoir Cap - Black Anodized | 1999-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: WCF100216
$43.65
Wehrli 100094 Twin CP3 Controller | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ/LMM/LML
Wehrli 100094 Twin CP3 Controller | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ/LMM/LML

Wehrli Custom Fab

Wehrli 100094 Twin CP3 Controller | 2006-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LBZ/LMM/LML

SKU: WCF100094
$251.23
Wehrli 100154 14 Bolt Rear Differential Cover Bolt Kit | 2017-2024 Ford F250/F350 Super Duty 6.7L Powerstroke
Wehrli 100154 14 Bolt Rear Differential Cover Bolt Kit | 2017-2024 Ford F250/F350 Super Duty 6.7L Powerstroke

Wehrli Custom Fab

Wehrli 100154 14 Bolt Rear Differential Cover Bolt Kit | 2017-2024 Ford F250/F350 Super Duty 6.7L Powerstroke

SKU: WCF100154
$66.93
$69
Wehrli 100152 12 Bolt Rear Differential Cover Bolt Kit | 1998.5-2024 Ford F250/F350 Super Duty Powerstroke
Wehrli 100152 12 Bolt Rear Differential Cover Bolt Kit | 1998.5-2024 Ford F250/F350 Super Duty Powerstroke

Wehrli Custom Fab

Wehrli 100152 12 Bolt Rear Differential Cover Bolt Kit | 1998.5-2024 Ford F250/F350 Super Duty Powerstroke

SKU: WCF100152
$66.93
$69
Wehrli BHP1032 Long Box BELOW Roll Pan 2.5" Inch Receiver Hitch | 2007.5-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LMM
Wehrli BHP1032 Long Box BELOW Roll Pan 2.5" Inch Receiver Hitch | 2007.5-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LMM
Wehrli BHP1032 Long Box BELOW Roll Pan 2.5" Inch Receiver Hitch | 2007.5-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LMM

Wehrli Custom Fab

Wehrli BHP1032 Long Box BELOW Roll Pan 2.5" Inch Receiver Hitch | 2007.5-2010 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax LMM

SKU: WCFBHP1032
$549
Wehrli 100166 HD Engine Mounts | 2017-2026 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100166 HD Engine Mounts | 2017-2026 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100166 HD Engine Mounts | 2017-2026 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100166 HD Engine Mounts | 2017-2026 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100166 HD Engine Mounts | 2017-2026 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P
Wehrli 100166 HD Engine Mounts | 2017-2026 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P

Wehrli Custom Fab

Wehrli 100166 HD Engine Mounts | 2017-2026 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P

SKU: WCF100166
$577.15
$595
Wehrli 100185 High Flow Turbo Pedestal Kit | 2017-2023 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P / 2019-2023 L5D Duramax
IN STOCK
Wehrli 100185 High Flow Turbo Pedestal Kit | 2017-2023 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P / 2019-2023 L5D Duramax
Wehrli 100185 High Flow Turbo Pedestal Kit | 2017-2023 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P / 2019-2023 L5D Duramax
Wehrli 100185 High Flow Turbo Pedestal Kit | 2017-2023 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P / 2019-2023 L5D Duramax
Wehrli 100185 High Flow Turbo Pedestal Kit | 2017-2023 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P / 2019-2023 L5D Duramax
Wehrli 100185 High Flow Turbo Pedestal Kit | 2017-2023 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P / 2019-2023 L5D Duramax

Wehrli Custom Fab

Wehrli 100185 High Flow Turbo Pedestal Kit | 2017-2023 GM Sierra/Silverado 2500HD/3500HD 6.6L Duramax L5P / 2019-2023 L5D Duramax

SKU: WCF100185
$532.53
$549
Wehrli 100178 OEM/VGT Turbo Gasket Kit | 2017-2023 GM Sierra/Silverado 6.6L Duramax L5P
Wehrli 100178 OEM/VGT Turbo Gasket Kit | 2017-2023 GM Sierra/Silverado 6.6L Duramax L5P

Wehrli Custom Fab

Wehrli 100178 OEM/VGT Turbo Gasket Kit | 2017-2023 GM Sierra/Silverado 6.6L Duramax L5P

SKU: WCF100178
$145.50
$150
Wehrli 100439 Stage 2 High Flow Intake Bundle Kit | 2011-2016 GM Sierra/Silverado 2500HD/3500HD LML Duramax
Wehrli 100439 Stage 2 High Flow Intake Bundle Kit | 2011-2016 GM Sierra/Silverado 2500HD/3500HD LML Duramax
Wehrli 100439 Stage 2 High Flow Intake Bundle Kit | 2011-2016 GM Sierra/Silverado 2500HD/3500HD LML Duramax
Wehrli 100439 Stage 2 High Flow Intake Bundle Kit | 2011-2016 GM Sierra/Silverado 2500HD/3500HD LML Duramax
Wehrli 100439 Stage 2 High Flow Intake Bundle Kit | 2011-2016 GM Sierra/Silverado 2500HD/3500HD LML Duramax
Wehrli 100439 Stage 2 High Flow Intake Bundle Kit | 2011-2016 GM Sierra/Silverado 2500HD/3500HD LML Duramax

Wehrli Custom Fab

Wehrli 100439 Stage 2 High Flow Intake Bundle Kit | 2011-2016 GM Sierra/Silverado 2500HD/3500HD LML Duramax

SKU: WCF100439-IBB
From $2,284.35
Wehrli 100292 Stage 1 High-Flow Intake Bundle Kit | 2019-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100292 Stage 1 High-Flow Intake Bundle Kit | 2019-2024 RAM 2500/3500 6.7L Cummins

Wehrli Custom Fab

Wehrli 100292 Stage 1 High-Flow Intake Bundle Kit | 2019-2024 RAM 2500/3500 6.7L Cummins

SKU: WCF100292-GB
From $548.05
Wehrli 100730 Aluminum Engine Cover | 2010-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100730 Aluminum Engine Cover | 2010-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100730 Aluminum Engine Cover | 2010-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100730 Aluminum Engine Cover | 2010-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100730 Aluminum Engine Cover | 2010-2024 RAM 2500/3500 6.7L Cummins

Wehrli Custom Fab

Wehrli 100730 Aluminum Engine Cover | 2010-2024 RAM 2500/3500 6.7L Cummins

SKU: WCF100730-GB
From $223.10
Wehrli 100134 PPE High-Capacity Aluminum Engine Oil Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100134 PPE High-Capacity Aluminum Engine Oil Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100134 PPE High-Capacity Aluminum Engine Oil Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100134 PPE High-Capacity Aluminum Engine Oil Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100134 PPE High-Capacity Aluminum Engine Oil Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100134 PPE High-Capacity Aluminum Engine Oil Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100134 PPE High-Capacity Aluminum Engine Oil Pan | 2020-2026 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100134-GB
From $493.73
Wehrli 100131 X PPE High-Capacity Aluminum Oil Pan | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100131 X PPE High-Capacity Aluminum Oil Pan | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100131 X PPE High-Capacity Aluminum Oil Pan | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100131 X PPE High-Capacity Aluminum Oil Pan | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100131 X PPE High-Capacity Aluminum Oil Pan | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100131 X PPE High-Capacity Aluminum Oil Pan | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100131-GB
From $367.63
Wehrli 100284 OEM Replacement Coolant Tank Kit | 2019-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100284 OEM Replacement Coolant Tank Kit | 2019-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100284 OEM Replacement Coolant Tank Kit | 2019-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100284 OEM Replacement Coolant Tank Kit | 2019-2024 RAM 2500/3500 6.7L Cummins
Wehrli 100284 OEM Replacement Coolant Tank Kit | 2019-2024 RAM 2500/3500 6.7L Cummins

Wehrli Custom Fab

Wehrli 100284 OEM Replacement Coolant Tank Kit | 2019-2024 RAM 2500/3500 6.7L Cummins

SKU: WCF100284-GB
From $523.80
Wehrli 100409 Stage 1 High Flow Intake Bundle Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Wehrli 100409 Stage 1 High Flow Intake Bundle Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Wehrli 100409 Stage 1 High Flow Intake Bundle Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML
Wehrli 100409 Stage 1 High Flow Intake Bundle Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Wehrli Custom Fab

Wehrli 100409 Stage 1 High Flow Intake Bundle Kit | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

SKU: WCF100409-GB
From $1,036.93
04.5-07 Dodge 5.9L Cummins Wehrli OEM Replacement Coolant Tank Kit
04.5-07 Dodge 5.9L Cummins Wehrli OEM Replacement Coolant Tank Kit
04.5-07 Dodge 5.9L Cummins Wehrli OEM Replacement Coolant Tank Kit
04.5-07 Dodge 5.9L Cummins Wehrli OEM Replacement Coolant Tank Kit
04.5-07 Dodge 5.9L Cummins Wehrli OEM Replacement Coolant Tank Kit

Wehrli Custom Fab

04.5-07 Dodge 5.9L Cummins Wehrli OEM Replacement Coolant Tank Kit

SKU: WCF100542--GB
From $396.73
Wehrli 100324 Stage 1 High Flow Intake Bundle Kit | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Wehrli 100324 Stage 1 High Flow Intake Bundle Kit | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Wehrli 100324 Stage 1 High Flow Intake Bundle Kit | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM
Wehrli 100324 Stage 1 High Flow Intake Bundle Kit | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

Wehrli Custom Fab

Wehrli 100324 Stage 1 High Flow Intake Bundle Kit | 2007.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LMM

SKU: WCF100324-GB
From $1,628.63
Wehrli 100041-FB Billet TIG Torch Stubby Antenna | 2007.5-2026 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100041-FB Billet TIG Torch Stubby Antenna | 2007.5-2026 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100041-FB Billet TIG Torch Stubby Antenna | 2007.5-2026 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100041-FB Billet TIG Torch Stubby Antenna | 2007.5-2026 GM Silverado/Sierra 2500HD/3500HD
Wehrli 100041-FB Billet TIG Torch Stubby Antenna | 2007.5-2026 GM Silverado/Sierra 2500HD/3500HD

Wehrli Custom Fab

Wehrli 100041-FB Billet TIG Torch Stubby Antenna | 2007.5-2026 GM Silverado/Sierra 2500HD/3500HD

SKU: WCF100041-FB-GB
From $59.17
Wehrli 100435 Stage 2 High Flow Intake Bundle Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100435 Stage 2 High Flow Intake Bundle Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100435 Stage 2 High Flow Intake Bundle Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100435 Stage 2 High Flow Intake Bundle Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7
Wehrli 100435 Stage 2 High Flow Intake Bundle Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

Wehrli Custom Fab

Wehrli 100435 Stage 2 High Flow Intake Bundle Kit | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

SKU: WCF100435
$1,663.55
Wehrli 100405 Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100405 Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100405 Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100405 Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100405 Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100405 Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100405
$445.23

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