More Horsepower and Torque. A set of Kooks Long Tube Catted Headers will greatly improve the performance of your 2015-2017 GT Mustang. Kooks Headers feature high flow catalytic converters and an integrated venturi style collector that increases exhaust scavenging and reduces turbulence. As a result, it will improve your S550's exhaust flow over the restrictive stock manifolds, boosting your Pony's horsepower and torque numbers.
- Catted Connection Pipe
- High Flow Catalytic Converters
- Free Flowing 1-7/8" Mandrel-Bent Tubing
- 304 Stainless Steel Construction
- 3" Collectors w/ Scavenging Spikes
- Fits Left Hand Drive Models Only
- Fits 2015-2017 GT Mustangs