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Futuristic Wehrli 11-16 Lml Duramax Passenger Side Upper Crossover Intercooler Pipe Kit Get 90% Off Today [TNAgnlas]

$58.99 $188.99 -69%

Wehrli Model WCF100328The 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

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Futuristic Wehrli 11-16 Lml Duramax Passenger Side Upper Crossover Intercooler Pipe Kit Get 90% Off Today [TNAgnlas]

Wehrli Model WCF100328

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

 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

What Our Customers Say

January 16, 2026

Absolutely no complaints!

This is a very clever and a very nice tool.

- Cali O..

January 16, 2026

Absolutely no complaints!

I'm happy with this. And so very, very, very good.

- Tawanda R..

January 16, 2026

Absolutely no complaints!

This is a very neat and a highly powerful tool.

- Alan G..

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