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2011-2016 LML Duramax Passenger Side Upper Crossover Intercooler Pipe Kit

- 18% Gain in Air Flow Over Stock
- 3 in. High Flow Upper Intercooler Cross Over Pipe
- 14g aluminum construction
- Compatible with OEM Y-Bridge
- Includes Billet Turbo Resonator Plate for OEM Intake Horn
- Connects to factory throttle valve and grid heater
- NO Tuning required, bolt on!
- Will fit on stock truck no other modifications or upgrades necessary!
- Durable Custom Powder Coat Finish
- Made in USA
Availability: WCFab Red with Standard Brushed Tag, WCFab Grey with Standard Brushed Tag and Gloss Black with Standard Brushed Tag 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: $419.00
5 5 1

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The 3" High Flow Passenger Side Upper Crossover Intercooler Pipe for 2011-2016 LML Duramax provides a 20% increase in size over the OEM part allowing for less restriction in airflow and an increase in efficiency and turbo spool up. Eliminates resonator for improved appearance and more aggressive turbo and engine sound. For use with the OEM Y-Bridge and connects to the factory throttle valve and grid heater. Finished in your choice of custom powder colors.  This pipe is compatible with stock trucks requiring no additional modifications, upgrades, or tuning for installation.

Installs easily with basic hand tools.

Pairs best with emissions-compliant tuning and drop-in turbochargers for optimum performance gains.

Replaces the following GM Part Numbers: 12642321



Shipping Information

  • Item Requires Shipping
  • 5.0 lbs.
  • W20.0000” x H8.0000” x L8.0000”
  • This item ships in its own box.
  • This Product cannot ship to the state of California

Customer Reviews

Comment Total Reviews (1)

intercooler pipe
  • Currently 5/5 Stars

Reviewed by:

Product ownership: Less than 1 week

Purchased from: Wehrli Custom Fabrication - WCFab

Bought for my 2015 Duramax. Honestly looks really nice, well made! Haven't noticed any improvements, but does look great on the truck.

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