Chevrolet Silverado 2500 HD Performance Air Intake - Wehrli High Flow Intake Horn, Cat Yellow (2017-2025). Bolt-on turbo inlet for L5P 6.6L Duramax trucks to improve airflow and response.

CNC-machined cast aluminum with a true 4 in. inlet and anti-surge face, this horn reduces restriction at the compressor and seals with an O-ring at the turbo. It replaces the OEM plastic piece, adds a billet #10 ORB PCV port, and wears a Cat Yellow powder coat. No tuning needed; works with stock or OEM-style drop-in turbos. Made in the USA. Fits 2017-2025 Chevrolet/GMC 2500/3500 HD with L5P 6.6L Duramax.

Features

• 25% greater flow area at compressor inlet vs. OEM
• Direct bolt-on with hardware; no tuning required
• CNC cast aluminum, #10 ORB PCV, O-ring turbo seal

Questions or planning a build? Call us - our Austin, TX and Los Angeles, CA locations offer installation and customization. Texas: 512-982-9393. California: 562-981-6800.

Buying multiple items? Ask about shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov