Sinister Diesel SD-CAI-LML-11 - Cold Air Intake for 2011-2012 Chevy/GMC Duramax 6.6L LML.

The more air you can get to your Duramax engine, the better and more efficiently it runs. Factory air intakes just can't stand up to the Sinister Diesel 2011-12 Duramax 6.6L LML cold air intake (CAI) in this case. This cold air intake kit significantly improves throttle response and turbo spool up, and it's great for daily driving, towing and even racing applications!, If you're looking to get more performance and fuel economy from your 6.6L Duramax LML V-8, then the Sinister Diesel cold air intake is the way to go. The aluminum tubing minimizes the effects of heat soak, and features CNC mandrel bending for smooth airflow and excellent durability, and it also comes with long-lasting reusable cotton filter media that is oversized to maximize airflow. This tubing is polished and powder coated in the signature Sinister Blue helping to combat corrosion and adding a great look under the hood., The 2011-12 Duramax 6.6L cold air intake has been designed, engineered and fabricated by Sinister Diesel ensuring the h