Wehrli

Stage 1 upgrade for the 2020-2025 L5P Duramax improves airflow between the turbo and engine for improved efficiency, throttle response, and turbo s...

Stage 1 upgrade for the 2020-2025 L5P Duramax improves airflow between the turbo and engine for improved efficiency, throttle response, and turbo s...

Not compatible with the OEM plastic reservoirs. Intended for use only with WCFab aluminum coolant tanks. Not for use with 2011-2016 LMLs, see WCF20...

2013-2018 6.7L Cummins Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. All New Design. Dress up your engine bay by repla...

Stage 1 upgrade for the 2020-2025 L5P Duramax improves airflow between the turbo and engine for improved efficiency, throttle response, and turbo s...

Wehrli 17-23 L5P 6.6L Duramax/19-23 L5D 6.6L Duramax High Flow Turbo Pedestal Kit

This Billet Aluminum Beadroll Adapter Flange connects to the outlet (passenger / cold) side of the Intercooler. Adapts the OE slip/clip ring assemb...

High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 202...

High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 202...

Black Anodized Billet Aluminum Turbo Drain Flange with #10AN Extended Drain Tube lowers the threaded connection of the oil drain line from the turb...

High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 202...

High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 202...

2013-2018 6.7L Cummins Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. All New Design. Dress up your engine bay by repla...

The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality hardware, silicone boot, ...

Clean up the engine bay of your 1998-2024 Dodge Ram 2500/3500 5.9L or 6.7L Cummins truck with this anodized billet aluminum brake reservoir cap fro...

2013-2018 6.7L Cummins Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. All New Design. Dress up your engine bay by repla...

2015-2019 Chevrolet Silverado 2500 / 3500 HD Bumper Grilles from WCFab are constructed from heavy gauge stainless steel and designed to maintain ai...

2020-2025 Silverado and Sierra 2500HD / 3500HD CNC machined billet aluminum spacer kits from WCFab move the front bumper forward off the frame horn...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2006-2010 LBZ/LMM Duramax replaces the OEM upper radiator hose that normall...

The Top Outlet Billet Thermostat Housing and Upper Coolant Pipe Kit for 2006-2010 LBZ/LMM Duramax replaces the OEM upper radiator hose that normall...

The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality hardware, silicone boot, ...

2020-2025 L5P Duramax Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. - - Dress up your engine bay by replacing the ugly...

This WCFab stainless steel license plate mount is designed specifically for use with our 2015-2019 Chevrolet Silverado 2500 / 3500 HD Lower Front B...

The OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality hardware, silicone boot, ...

4" Intake Kit for 2003-2007 Dodge Ram 2500 / 3500 5.9L Cummins with Factory or OEM style Turbocharger. - - This high flow, fabricated aluminum inta...

2020-2025 L5P Duramax Fabricated Aluminum Coolant Tank Kit, mounts in OEM coolant tank location. - - Dress up your engine bay by replacing the ugly...

WCFab 2011-2016 GM LML 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filt...

Aluminum Upper Coolant Pipe for 2010-2018 6.7L Cummins equipped Ram 2500 / 3500 HD trucks. Replaces the OEM rubber upper coolant hose for the radia...

Clean up the engine bay of your 1998-2024 Dodge Ram 2500/3500 5.9L or 6.7L Cummins truck with this anodized billet aluminum brake reservoir cap fro...

WCFab's 4" High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts...

Upper Coolant Pipe for 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 truck replaces the ugly OEM rubber upper r...

Clean up the engine bay of your 1998.5-2024 Cummins with this Billet Aluminum Clear Anodized Oil Fill Cap from WCFab. This is a complete cap, not a...

1/2" Thick steel Divided T4 Spacer Plate Kit, Ceramic Coated Black. Includes M10 Mounting Studs 1" long, nuts, washers, and two T4 Gaskets 1/2" T4 ...

Contains one 2.375" x 3" ID Silicone Reducer Boot 4.5" Long with Logo, one 3" T-Bolt Clamp and one 2.375-2.5" T-Bolt Clamp. Qty. 1 of 2.375" x 3" I...

Aluminum Upper Coolant Pipe with Y-Connector for 2013-2015 6.7L Cummins equipped Ram 2500 / 3500 HD trucks equipped with DUAL (2) RADIATORS. Replac...

Aluminum Upper Coolant Pipe with Y-Connector for 2013-2015 6.7L Cummins equipped Ram 2500 / 3500 HD trucks equipped with DUAL (2) RADIATORS. Replac...

Built in house at WCFab our traction bar brackets weld on to the bottom of the axle tube and weld to the frame on the front end. Grade 8 hardware c...

Built in house at WCFab our traction bar brackets bolt on to the bottom of the axle tube via the axle u-bolts and weld to the frame on the front en...

Built in house at WCFab our traction bar brackets bolt on to the bottom of the axle tube via the axle u-bolts and weld to the frame on the front en...

Traction bars are a necessary upgrade when increasing the horsepower on your truck to prevent the axle from twisting which can lead to broken u-joi...

Traction bars are a necessary upgrade when increasing the horsepower on your truck to prevent the axle from twisting which can lead to broken u-joi...

Built in house at WCFab our traction bar brackets bolt on to the bottom of the axle tube via the axle u-bolts and weld to the frame on the front en...

For use on tuned 2017-2023 L5P Duramax competition trucks equipped with VGT Style Turbochargers. Easy to install blanket keeps heat inside the turb...

1" Thick Steel Divided T4 Spacer Plate Kit, Ceramic Coated Black. Includes M10 Mounting Studs 2.5" long, nuts, washers, and two T4 Gaskets 1" T4 Sp...

The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2025 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped with the 6.6L...

The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2025 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped with the 6.6L...

The WCFab L5P 4 in. High Flow Cast Aluminum Turbo Intake Horn for 2017-2025 Chevrolet Silverado or GMC 2500 / 3500 HD trucks equipped with the 6.6L...

Aluminum Upper Coolant Pipe for 2017-2019 L5P Duramax replaces the OEM rubber upper coolant hose and comes powder coated color of choice! Replaces ...