WCF Intercooler Pipes - WCF100409-GRY

This Intercooler pipe upgrade for the 2011-2016 LML Duramax improves airflow between the turbo and engine for improved efficiency, throttle response, and turbo spool-up and intended for use with the OEM Y-bridge. This kit eliminates weak points in the factory design that can lead to boost leaks or complete failures in hard-working and high-performance applications.

The 3" High Flow Passenger (Cold) Side Upper Crossover Intercooler Pipe provides a 20% increase in size over the OEM part. 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.

The 3" High Flow Driver (Hot) Side Intercooler Pipe replaces the factory two-piece 2.5” pipe with a high flow 3" pipe.

The 3.5" High Flow Passenger (Cold) Side Intercooler Pipe replaces the factory plastic two-piece pipe with a high flow, 14 ga. aluminum one-piece 3.5" pipe. Includes upgraded silicone boots to withstand higher boost pressures than the factory components to increase reliability and eliminate blown factory boots and horsepower-robbing boost leaks. Finished in your choice of custom powder colors. Pairs best with emissions-compliant tuning and drop-in turbochargers for optimum performance gains.

***FITMENT NOTE: The Upper Crossover Pipe included in this kit is for Use with OEM / Stock Y-Bridge Only. Please see hot and cold side intercooler pipe part numbers WCF100353 and WCF100682 if you are planning to install WCFab High Flow Y-Bridge Kit WCF100165.***