2017-2019 Duramax Stage 2 High Flow Bundle Kit, Flat Black (WCF100441-FB)

Wehrli's Stage 2 airflow package for the 2017-2019 L5P Duramax: the Stage 1 bundle plus the Stage 2 intake in one kit. It replaces both intercooler pipes, the plastic intake and the intake horn, replaces the leak-prone factory clip ring at the Y-bridge with a silicone boot and T-bolt clamps, and bolts on with no tuning.

Includes a 3" hot side and 3.5" cold side intercooler pipe with a CNC-machined double O-ring flange, a 4" aluminum intake pipe with air box, dry filter and Outerwears pre-filter cover, and a 4" intake horn with PCV port and surge ring. Silicone boots, stainless T-bolt clamps, O-rings, intercooler outlet clip and hardware included. Retains factory connection points and sensors. Powder coated in your choice of colour.

Part Number: WCF100441-FB

• 3" hot side and 3.5" cold side intercooler pipes
• CNC machined flange with double O-rings
• Silicone boot and T-bolt clamps replace the OEM clip ring at the Y-bridge
• 4" aluminum intake pipe with air box, dry filter and Outerwears pre-filter cover
• 4" intake horn with PCV port and surge ring
• Silicone boots, stainless steel T-bolt clamps, O-rings, intercooler outlet clip and hardware
• Retains factory connection points and sensors
• No tuning required, bolt on, fits a stock truck
• Custom powder coat finish
• Made in USA
• Finish: Flat Black powder coat

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