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USD 406.43 406.43 430.68
Part #:

Wehrli Custom Fab WCF100328 3" Upper Crossover Intercooler Pipe Kit

Vehicle Fitment:
2011-2016 GM 6.6L Duramax LML (Passenger Side) | See full application list below
Part #:
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The Wehrli Custom Fab WCF100328 3" Upper Crossover Intercooler Pipe Kit from XDP is an ideal upgrade for your 2011-2016 GM 6.6L Duramax LML. The kit includes a 3" pipe that is 20% larger than the OEM part, which allows for better airflow, increased efficiency, and faster turbo spool-up. The resonator is also eliminated for improved appearance and a more aggressive turbo and engine sound.

The kit is designed to work with the OEM Y-bridge and connects to the factory throttle valve and grid heater. It is available in a variety of custom powder colors to match your preferences. This kit is compatible with stock trucks and requires no additional modifications, upgrades, or tuning for installation. Installs easily with basic hand tools. This kit is an ideal upgrade for anyone looking to improve the performance and sound of their Chevy Silverado or GMC Sierra 2500HD/3500HD.

  • 3” High-Flow Pipe
  • Compatible With OEM Y-Bridge
  • 18% Gain In Air Flow Over Stock
  • 14-GaugeAluminum Construction
  • NO Tuning Required, Bolt On Installation
  • Connects To Factory Throttle Valve And Grid Heater
  • Wide Selection Of Durable Custom Powder Coat Finishes
  • Includes Billet Turbo Resonator Plate For OEM Intake Horn
  • Will Fit On Stock Truck No Other Modifications Or Upgrades Necessary
  • Made In USA

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Vehicle Fitment

2011 Chevy 6.6L LML Duramax
2012 Chevy 6.6L LML Duramax
2013 Chevy 6.6L LML Duramax
2014 Chevy 6.6L LML Duramax
2015 Chevy 6.6L LML Duramax
2016 Chevy 6.6L LML Duramax
2011 GMC 6.6L LML Duramax
2012 GMC 6.6L LML Duramax
2013 GMC 6.6L LML Duramax
2014 GMC 6.6L LML Duramax
2015 GMC 6.6L LML Duramax
2016 GMC 6.6L LML Duramax

Product Options

WCF100328-BB Bengal Blue
WCF100328-BC Bronze Chrome
WCF100328-BR Bengal Red
WCF100328-CB Candy Blue
WCF100328-CP Candy Purple
WCF100328-CT Candy Teal
WCF100328-FB Flat Black
WCF100328-FTB Fine Texture Black
WCF100328-GB Gloss Black
WCF100328-GRY WCFab Grey
WCF100328-GW Gloss White
WCF100328-IP Illusion Purple
WCF100328-RED WCFab Red
WCF100328-SGB Semi-Gloss Black


  • ID 129674
  • Manufacturer Name Wehrli Custom Fab
  • Shipping Weight 5.00 lb.
  • Shipping Length 20 in.
  • Shipping Width 8 in.
  • Shipping Height 8 in.
  • Fuel Type Diesel
  • E-Code 4
  • Warranty Info 1 Year
  • Prop 65 Prop 65 WarningWARNING: Cancer & Reproductive Harm -
  • Internal LR


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