Wehrli Custom Fabrication Inc.

Wehrli Custom Fabrication Inc. Specializing in diesel, truck, Jeep, & SXS upgrades, custom metal fab, machining, welding, & high temp ceramic and powder coat finishing.
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Duramax, Cummins, & Powerstroke High Performance; Repair, engine & Trans rebuilding, and Custom Built Turbo systems, Welding and Fabrication. Truck and Jeep accessories, bumpers, horns, lights, suspension, wheels and tires.

Drumroll, please! 🥁Here's your first look at our L5P Duramax Y-Bridge installed on a truck.This 2024 Chevy Silverado wil...
06/03/2026

Drumroll, please! 🥁

Here's your first look at our L5P Duramax Y-Bridge installed on a truck.

This 2024 Chevy Silverado will be in our booth at UCC all weekend, giving you the chance to see it up close.

Who's coming to take a look?!

Time to up your hat game. 🧢Whether you’re at the track, in the shop, or just repping WCFab day to day, we’ve got a hat f...
06/03/2026

Time to up your hat game. 🧢

Whether you’re at the track, in the shop, or just repping WCFab day to day, we’ve got a hat for it. Which one are you grabbing first?

We’ve got every detail covered. 🔥This L5P Duramax is hard to miss with our Stage 2 High Flow Intake Bundle Kit, Upper Co...
06/02/2026

We’ve got every detail covered. 🔥

This L5P Duramax is hard to miss with our Stage 2 High Flow Intake Bundle Kit, Upper Coolant Pipe, Coolant Tank, and Auxiliary Coolant Tank all powder coated in WCFab Red.

But it’s not just about looks. Our Stage 2 High Flow Bundle Kit is designed to increase airflow to the turbo and engine, improving efficiency, throttle response, and turbo spool up.

06/01/2026

Kiwi Green is sure going to turn heads on an L5P Duramax! 🥝

This order includes our 2020+ High Flow Bundle Kit, Upper Coolant Pipe, and Coolant Tank, all finished in Kiwi Green powder coat with Gloss Black tags for the perfect contrast.

You’ve got to have the coolest ride in the school pick up line. 😎
05/29/2026

You’ve got to have the coolest ride in the school pick up line. 😎

Some call it a manifold. We call it a masterpiece. 👌Here’s a behind the scenes look at our Duramax Individual Runner Bil...
05/28/2026

Some call it a manifold. We call it a masterpiece. 👌

Here’s a behind the scenes look at our Duramax Individual Runner Billet Intake Manifolds, which are designed for high performance applications.

05/27/2026

Another Cummins taking things to the next level!

2010-2012 6.7L Cummins parts shown here include our 4” Intake Kit, Radiator Cover, and Brake Master Cylinder Kit.

05/26/2026

NEW STEALTH TURBO ALERT!

LB7 Stealth STR is onto the testing phase..... 👀

This Memorial Day, we pause to remember and honor the men and women who made the ultimate sacrifice for our country. 🇺🇸I...
05/22/2026

This Memorial Day, we pause to remember and honor the men and women who made the ultimate sacrifice for our country. 🇺🇸

In observance of Memorial Day, WCFab will be closed Monday, May 25. Wishing everyone a safe holiday weekend!

A closer look at what your L5P’s been missing. 😎Check out this 2020+ L5P Duramax Stage 2 High Flow Intake Bundle Kit, Co...
05/21/2026

A closer look at what your L5P’s been missing. 😎

Check out this 2020+ L5P Duramax Stage 2 High Flow Intake Bundle Kit, Coolant Tank, and Coolant Pipe in Prismatic Powders Orbit Blue.

Whether you’re daily driving or towing heavy, this kit increases airflow to your turbo and engine, improving efficiency, throttle response, and turbo spool-up.

Address

231 Harvestore Drive
DeKalb, IL
60115

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm

Telephone

+16302778239

Website

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