WCFab (@wehrlicustomfab)

Several buildings later, we’re here to stay #greenscreen #wcfab #wehrlicustomfab #duramax #duramaxdiesel #dieselpower #dieseltrucks #cummins #cumminsdiesel #madeinamerica

Your 2019-2024 6.7L Cummins is ready for an upgrade! #wcfab #67cummins #67cumminsdiesel #4thgencummins #6point7

Ride along with Jake in his LB7 Duramax at @byrondragway! 🚦 #wcfab #lb7 #lb7duramax #duramaxdiesel #duramax

Get 33% more flow out of your L5P Y-Bridge! 💨 #wcfab #l5p #l5pdurmax #duramax #duramaxdiesel

Your PYO wheels, your color choice. 🎨 In addition to a polished finish, we also offer powder coating with thousands of options to choose from, like Cadillac Grey, shown here. #wcfab #gmt800 #chevy trucks #gmctrucks #duramax

We’ve got inspiration for your L5P Duramax wishlist. 📋 ▪️ Stage 3 High Flow Intake Bundle Kit ▪️ High Flow Y-Bridge Kit ▪️ Upper Coolant Pipe Kit ▪️ Coolant Tank Kit ▪️ Auxiliary Coolant Tank Kit ▪️ Billet Marker Light Delete Kit ▪️ Front Bumper Spacer Kit Shown in Illusion Blueberry with Sparkle…

Good things come in pairs. ✨ Here’s a sneak peek at what’s to come for our 2nd Gen Cummins lineup. #wcfab #2ndgen #2ndgendodge #2ndgencummins #5point9

Take the weight and hassle out of your next project! Our 2001-2016 LB7/LLY/LBZ/LMM/LML Duramax Mock-Up Block accepts OEM engine covers and mounts, letting you adapt all OEM-style components for mock-up and engine-bay fitment. The lightweight sheet metal construction saves 250 lbs compared to a…

Can’t go wrong with red, white, and blue. 🇺🇸 Which one would you pick? #wcfab #67powerstroke #powerstroke #powerstrokediesel #6point7

We’ve got L5P Y-Bridges heading through the shop! 🔥 These are now available for order at Authorized Dealers and on WCFab.com. #wcfab #l5p #l5pduramax #duramax #duramaxdiesel

Green with envy. 💸 Our 2003–2007 5.9L Cummins Stage 2 High Flow Bundle Kit and @djprecisionmachine Billet Valve Cover sure stand out in @prismaticpowders1 Illusion Money. #wcfab #59cummins #5point9 #24valvecummins

Here’s some spooky color inspiration to haunt you until your next project. 👻 #wcfab #dieseltrucks #dieselpower #dieselperformance

The 2026 WCFab Open House @merchantautomotive Mullet Competition was a party in the crowd and business center stage. 🤘 These contestants weren’t afraid to put their flow to the test! #wcfab #wcfabopenhouse #dekalbil #mullet #mulletcontest

This one’s for the 1500 guys. 🤘 #wcfab #gmt800 #chevytrucks #gmctrucks

Until next time! 🫡 We are so thankful for the support of everyone who made our Open House happen and are excited to see how much we’ve raised towards the Wehrli Custom Fabrication Scholarship Fund! #wcfab #wcfabopenhouse #dieselperformance #dieseltrucks #dekalbillinois

We’re coming in hot with our BIGGEST DEALS EVER! These savings are exclusively for Open House attendees on Saturday, October 3, in DeKalb, IL! See more event info at WCFab.com/OpenHouse #wcfab #wcfabopenhouse #dieseltrucks #dieselperformance #dekalbil

We’re down to the final days to pre-register for the WCFab Open House Dyno Competition and Show & Shine! ⏰ The Dyno Competition is limited to the first 40 trucks, and you MUST pre-register to be eligible for Dyno awards. Show & Shine registration will also be available the day of the event, but…

We couldn’t do it without all of you! 🫶 See you on Saturday, October 3 in DeKalb, IL! Check out WCFab.com/OpenHouse for more event info. #wcfab #wcfabopenhouse #duramax #powerstroke #dekalbil

You won’t want to miss the Diesel Drags and Truck Show at @byrondragway this Saturday! The Quickest Cummins, Power Stroke, and Duramax will each receive a $200 WCFab Gift Card. The Fastest Manual Trans, Best Appearing, and Most Unique entered in the Diesel Drags will each claim a $100 WCFab Gift…

It’s Sandwich Fair week! 🌽🎡🎟️ Come check out our booth, say hi to the team, and see what’s new. We’ll be here through Sunday! While our crew is at the fair, we will have limited support available for the remainder of the week. Who’s stopping by?! #wcfab #dieselperformance #dieseltrucks…

The details make the build. 🦚 This 2020+ L5P Duramax Stage 2 High Flow Bundle Kit, Upper Coolant Pipe, and Coolant Tank are decked out in @prismaticpowders1 Peacock Sapphire, proving that our parts can look just as good as they perform. #wcfab #duramax #l5pduramax #l5p #duramaxdiesel

The upgrade your truck has been waiting for is here! Sitting one inch taller and two inches wider than a stock PYO wheel, these wheels will improve your tire size options. Plus, they’re 25% lighter! #wcfab #gmt800 #chevytrucks #gmtrucks #duramax

Everyone loves a clean LB7! 🫶 LB7 Duramax upgrades shown include: ▪️ @duramaxtuner Stealth STR Turbo ▪️ Intake Kit & Intake Horn ▪️ Driver & Passenger Side Intercooler Pipes ▪️ Brake Master Cylinder Reservoir Cover & Cap ▪️ Coolant Tank ▪️ Coolant Pipe ▪️ PYO Wheels ##wcfab #lb7 #lb7duramax…

Well, good morning everybody! ☀️ Here’s a highlight reel of our time at Sick Michigan Miles! #wcfab #lb7 #lb7duramax #sickthemag #sickmichiganmiles

What a wild ride it’s been. 🤘 From the truck pulls in 2020 to our first Open House in 2022 to the addition of the Dyno Competition in 2024, every event has gotten bigger and better. Our next Open House on October 3, 2026 is just around the corner! Who’s been to every event?! #wcfab #wcfabopenhouse…

Dustin took home Quickest Diesel at Sick The Magazine Sick Michigan Miles! 🏆 We had a few bumps in the road, but a strong finish to end the week. #wcfab #lb7 #lb7duramax #duramax #duramaxnation

It’s the final day of Sick The Magazine Sick Michigan Miles! We’ve got an update from Jake of @Duramaxtuner / Calibratedpower on how the week has gone for him and his LB7 Duramax. #wcfab #duramaxtuner #lb7 #lb7duramax #duramax

@David Schaefer from Cold Front Diesel was able to shave some time off his recent passes in his LB7 Duramax! Tomorrow is the final day of Sick Michigan Miles. #wcfab #sickthemag #sickmichiganmiles #lb7 #lb7duramax

It’s that important. #wcfab #lb7 #lb7duramax #duramax #duramaxdiesel

Jake’s been putting in a lot of work getting his truck ready for Sick Michigan Miles! Jake’s LB7 Duramax is running a @duramaxtunerStealth 67 Turbo and our Stage 3 High Flow Bundle Kit, plus plenty of other upgrades helping get this truck ready for the miles ahead. Check out the video for the full…