Billy Boat Performance has been building headers, downpipes, mufflers, and complete exhaust systems for decades using the highest quality materials available. With exhausts for almost every car, from Volkswagen to BMW and everything in between, Billy Boat exhaust stands for quality, performance, and sound. Pairing a Billy Boat cat-back system with other bolt-on modifications makes for a great performance package. Add Billy Boat headers or Billy Boat downpipes for even greater performance gains.