The GMC Sierra 3500 Performance Air Intake by Sinister Diesel is specially designed for the 2011-2012 Duramax 6.6L LML engine. This cold air intake system, finished in the aesthetically pleasing Sinister Blue, delivers exceptional performance improvements by increasing engine efficiency through enhanced air flow.

Constructed with precision CNC mandrel-bent aluminum tubing, this intake system minimizes the effects of heat soak. Its design ensures smooth airflow while providing excellent durability, which makes it ideal for shipping, daily driving, towing, or racing applications. It features an oversized, reusable cotton filter media that maximizes airflow, significantly improving throttle response and turbo spool-up. Sinister Diesel has designed, engineered, and fabricated this kit to the highest standards, with easy drop-in installation using basic hand tools, making it accessible even for novices.

Features

• Precision CNC Mandrel Bent Aluminum Tubing for a Perfect Fit
• Oversized Long Lasting Reusable Cotton Filter Media
• Significantly Improved Throttle Response and Turbo Spool-up
• Great for Daily Driving, Towing, or Race Day
• Polished and Powder Coated in our Signature Sinister Blue
• Easy, Drop-In Installation with Basic Hand Tools and Minimum Experience

In summary, the GMC Sierra 3500 Performance Air Intake by Sinister Diesel is an excellent choice for those looking to enhance their vehicle's performance. For any questions or concerns, feel free to reach out to us directly at 512-982-9393 (Austin, TX) or 562-981-6800 (LA, CA). We offer installation and customization services at our locations in Austin, Texas, and the Los Angeles, California area. If you are considering purchasing multiple products, contact us for shipping discounts. Remember, we can install on premises at both locations.

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