Flowtech Headers are the perfect blend of quality, performance, and value. These 1-3/4 shorty style performance headers fit the very popular 5.0L V8 for the Fox-Body Mustang platform. The 1-3/4 tube size is the perfect upgrade for stroker motors and engines that have limited clearance issues and still require a free flowing header. Features: Mandrel-bent 409 Stainless Steel tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity Heavy duty 16-gauge tubing for increased strength and durability Smooth transition, 1-3/4 diameter primary tubes are used for increased exhaust flow increasing performance and improving throttle response OE style 2-1/2 ball and socket collector connects to factory exhaust head pipe with no cutting or welding TIG-welded, machined 3/8 header flange for a leak-free seal and maximum strength Premium aluminum header gaskets included Available finishes include: High Temp Black Painted, Ceramic Coated and Polished These headers are a must upgrade if you are using a cold air intake, cat-back exhaust system or performance cylinder heads