1-7/8" T304 Stainless Steel Headers w/ O2 Extension Kits

The Kooks Custom 1-7/8" Headers are designed to bolt in and enhance the exhaust flow of your HEMI engine, boosting overall performance. Constructed from premium T304 stainless steel tubing, these headers offer superior strength, longevity, and corrosion resistance. The system features 1-7/8 inch primary tubes that step up to a 3-inch collector diameter. This header system is compatible with various Dodge and Chrysler models, including the Challenger, Charger, 300, and Magnum SRT-8, with specific fitment for 2005-2010 6.1L HEMI engines and 2011-2014 6.4L HEMI engines. It includes O2 extension kits with two 18-inch and two 6-inch extensions for flexible installation. Important fitment notes: These headers are intended for race use only and do not fit AWD vehicles. The product may require specific mid-pipe options depending on your vehicle's configuration, including options for 2012 & newer 6.4L HEMI with or without exhaust pressure sensors, and different connection points for OEM or aftermarket exhaust systems. Professional installation is recommended.