Wehrli 3" Upper Intercooler Crossover Pipe Passenger LML Duramax 2011-2016 Black - WCF100328-GB

Key Features & Specs:

• Brand: Wehrli
• Part Number: WCF100328-GB
• Product Type: Upper intercooler crossover pipe
• Side: Passenger side
• Engine Compatibility: 6.6L Duramax (LML)
• Pipe Diameter: 3 inches
• Material: 14-gauge aluminum
• Finish: Gloss black powder coat
• Airflow Increase: ~18% over stock
• Design: High-flow crossover pipe replaces restrictive OEM unit
• Compatibility: Works with OEM Y-bridge
• Connections: Factory throttle valve and grid heater
• Included: Billet turbo resonator delete plate
• Tuning Required: No
• Installation: Direct bolt-on, no modifications required
• Manufacturing: Made in the USA
• Warranty: 12 month warranty

Fitment:

• 2011-2016 Chevrolet Silverado 2500HD 6.6L Duramax (LML)
• 2011-2016 Chevrolet Silverado 3500HD 6.6L Duramax (LML)
• 2011-2016 GMC Sierra 2500HD 6.6L Duramax (LML)
• 2011-2016 GMC Sierra 3500HD 6.6L Duramax (LML)
• Replaces OEM Part Number: 12642321

Upgrade airflow and performance with the Wehrli WCF100328-GB Passenger Side Upper Intercooler Crossover Pipe for 2011-2016 LML Duramax. This high-flow 3-inch pipe delivers up to an 18% increase in airflow over stock by replacing the restrictive factory unit with a larger, mandrel-formed aluminum design. Built from durable 14-gauge aluminum and finished in a sleek gloss black powder coat, this pipe improves efficiency and turbo spool while enhancing engine bay appearance. It includes a billet turbo resonator delete plate for the OEM intake horn, eliminating the factory resonator for improved sound and performance. Designed as a true bolt-on upgrade, it connects directly to the factory throttle valve, grid heater, and OEM Y-bridge with no tuning required.