The GMC Sierra 3500 Performance Air Intake from Wehrli, featuring the High Flow 4in Intake Horn in striking WCFab Red, is designed for `01-`04 models. This high-performance air intake is a superior upgrade for automotive enthusiasts looking to enhance the performance and efficiency of their trucks.

Engineered specifically for 2001-2004 Chevrolet Silverado or GMC 2500 / 3500 HD trucks with the 6.6L Duramax Diesel engine, this high flow cast aluminum intake horn is the largest on the market, replacing the OEM turbo mouthpiece to ensure increased airflow to your turbocharger. Compatible with both factory and upgraded IHI Turbos as well as aftermarket intakes, this component offers improved engine performance and throttle response. Experience noticeable benefits like quicker spool up and potential horsepower gains of 10-15 HP on max-effort tuned trucks, with up to 20 HP improvements with upgraded turbochargers. The custom powder-coated finish not only adds a personal touch but also guarantees durability, and it's proudly made in the USA.

Features

• True 4" Inlet Turbo Intake with smooth transition for optimized airflow
• Precision CNC Machined Cast Aluminum Construction
• Flows 40% better than stock
• O-Ring Seal at Face of Turbocharger
• Includes Mounting Hardware
• Compatible with stock and OEM-style aftermarket turbochargers
• Custom Powder Coat Finish available

As an automotive enthusiast aiming to upgrade your vehicle's performance, the Wehrli High Flow 4in Intake Horn is an outstanding option. Should you have any questions about this product or need assistance with installation, feel free to reach out to us. We offer professional installation and customization services at our two locations in Austin, Texas, and Los Angeles, California. Our contact numbers are 512-982-9393 for Texas, and 562-981-6800 for California. If you're considering purchasing multiple items, contact us for potential shipping discounts. We proudly install on premises at both of our locations.

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