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WCFab Passenger Side 3.5 Inch Intercooler Pipe Hybrid Blue Two Stage Powder Coating Duramax L5P 2020+

$364.00 Sale:$353.08

Wehrli Custom Fabrication

Model #WCF100381-HB

Shopper Award

The WCFab 3.5 inch High Flow Passenger Side Intercooler Pipe for 2020+ L5P Duramax replaces the restricted OEM plastic two-piece design with a high flow, 14 ga. aluminum one piece 3.5 inch pipe. Includes black anodized CNC machined billet aluminum adapter with double o-ring seal, upgraded silicone boot, and stainless t-bolt clamps on upper connection and CNC machined flange with double o-ring seal at intercooler connection for improved pressure and temperature resistance vs. factory design.


  • Increased reliability and reduced possibility of blown boots and horsepower robbing boost leaks
  • Compatible with stock trucks
  • Custom powder coated
  • 3.5 in. Cold Side Intercooler Pipe
  • Incorporated threaded bung to reinstall OEM Intake Temperature Sensor
  • Durable Powder Coat Finish
  • Color: Hybrid Blue
  • Silicone Boot
  • T-Bolt Clamps
  • O-Rings
  • No Tuning required, bolt on!
  • Will fit on stock truck no other modifications or upgrades necessary!
  • CNC Machined Flange and black anodized billet aluminum adapter with Double O-Rings provides an improved sealing surface to eliminate boost leaks.
  • OEM Clip Ring Design replaced by high quality silicone boot and stainless steel t-bolt clamps for improved sealing and ability to hold higher boost pressures without leaking

Proposition 65

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Vehicle Engine Notes
Chevrolet Silverado 2500

Chevrolet Silverado 3500

GMC Sierra

Who is Wehrli Custom?

Wehrli Custom is an aftermarket company that was founded back in 2010 in Sandwich, Illinois. Starting in a two-car garage, they developed performance parts aimed towards various motorsport enthusiasts. With their experience around ATVs, dirt bikes, truck racing, and snowmobiles, they saw the opportunity to create parts that would help improve their ride without spending too much.

Today, the company grew to be one of the most recognizable brands in the motorsport industry and is sought after by racers and enthusiasts everywhere.

Quality Made Products

The company creates some of the best products and is known for its high-quality finishes. It is possible thanks to their powder coat shop that includes elevated temperature-resistant ceramic coatings and two curing ovens. They also have a CNC mill and lathes to help create those accurate and precise cuts. 

With the best tools at its disposal, coupled with a team of dedicated enthusiasts, Wehrli Custom could cement its position as one of the leading brands in its segment.

Your High Performance Go Shopping

Wehrli Custom specializes in high-performance diesel upgrades and custom metal fabrication. They offer a variety of parts and upgrades for various diesel engines such as Duramax, Powerstroke, & Cummins Diesel trucks. 

They offer turbo kits and custom performance parts that are custom fabricated and made in the USA. It guarantees that you only get the best products every time,

Purchase Wehrli Custom At Vivid Racing

If you are in the market for high-quality performance parts for your vehicle, then Wehrli customs is the brand for you. To know more about them, visit Vivid Racing and check out their list of products that fit your specific needs.

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