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Wehrli Custom Fabrication 2020-2024 L5P Duramax 3.5" Passenger (Cold) Side Intercooler Pipe Kit - WCF100381

  • 3.5 in. Cold Side Intercooler Pipe
  • Incorporated threaded bung to reinstall OEM Intake Temperature Sensor
  • Durable Powder Coat Finish
  • Silicone Boot
  • T-Bolt Clamps
  • O-Rings
  • 14g Mandrel Bent Aluminum Construction
  • 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
Availability: WCFab Red, WCFab Grey, and Gloss Black in stock and ships in 3-5 business days. 10-15 business day lead time on other colors.
Shipping: This Product cannot ship to the state of California
Pricing: $355.00

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The WCFab 3.5" High Flow Passenger Side Intercooler Pipe for 2020-2024 L5P Duramax replaces the restricted OEM rubber/plastic design with a high flow, 14 ga. aluminum one piece 3.5" 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
  • No tuning required, bolt on!
  • Compatible with stock trucks
  • Custom powder coated in the color of your choice

Replaces the following GM Part Numbers: 23420958, 84682179


Shipping Information

  • Item Requires Shipping
  • 8.0 lbs.
  • W24.0000” x H6.0000” x L10.0000”
  • Free Shipping!
  • This item ships in its own box.
  • This Product cannot ship to the state of California

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