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The Wehrli Custom Fab Stage 2 High Flow Bundle for 2020–2025 Duramax L5P replaces restrictive factory intake and intercooler piping with high-flow aluminum tubing, including a 4" intake pipe, 4" intake horn with PCV port, and 3" driver / 3.5" passenger intercooler pipes. Made in the USA, the kit uses reinforced silicone boots, stainless t-bolt clamps, CNC-machined flanges with double O-rings, includes hardware and pre-filter cover, fits stock trucks with no tuning required and improves airflow and turbo response.
Wehrli 20-24 Chevrolet 6.6L LP5 Duramax High Flow Intake Bundle Kit - Gloss White
