Introducing the GMC Sierra HD Performance Air Intake by Wehrli, specifically designed for the 2011-2016 Duramax LML models. This bold Illusion Purple intake horn transforms your vehicle's intake system, replacing the restrictive OEM plastic with a high-flow 5-inch cast aluminum for improved engine performance.

Elevate your GMC Sierra's efficiency with this Wehrli Intake Horn. Engineered to boost airflow to the turbocharger, it enhances throttle response and overall vehicle performance. The precision-engineered port for the PCV connection ensures seamless integration, while the resonator elimination offers a more aggressive turbo and engine sound profile. With a custom powder-coated finish, this component is both durable and visually striking. Ideal for pairing with Stage 1 LML Intake Kits and High Flow Bundle Kits, this intake horn prioritizes performance without compromising on style.

Features

• 4.8 in. inlet - largest on the market
• Crafted from high-flow cast aluminum
• Includes PCV port and eliminates resonator connection
• Stainless steel T-bolt clamps and O-ring seal included
• Custom powder coat finish in Illusion Purple
• Made in USA

Upgrade to the Wehrli Performance Air Intake Horn to experience noticeable improvements in your vehicle’s performance and sound. For questions or guidance, feel free to contact us directly at 512-982-9393 (TX) or 562-981-6800 (CA). We also offer installation and customization services at our facilities in Austin, Texas, and Los Angeles, California. Considering multiple items? Reach out for potential shipping discounts. Installations available on premises.

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