The Apex Universal muffler series is the perfect choice for those who want to fabricate a unique “one-off” exhaust either for a race car or a custom street car. Now, the racing heritage and performance power of Apex can be felt on practically any vehicle. With turbo and non-turbo applications, the universal Series provides a cost effective and versatile choice for exhaust system development. All Mufflers are constructed of polished SUS 304 stainless steel. Welding is required for installation. Brackets and hangers are not included. Horsepower gains will vary according to vehicle and exhaust piping configuration. Use of a resonator is recommended for street car applications (not included).