Hi-Power 409 mufflers offer a cost effective solution for your sports muffler needs. The rear section is made from SUS304 grade stainless steel and the piping section which is not visible once fitted is made from coated SUH 409, reducing the cost. SUH409 has other benefits such as being mo..
Exhaust Efficiency & Sound Pressure Reduction are implemented together.The turbo engine master HKS challenged to implement the following 3 characteristics together to develop Super Turbo Muffler.Effective on stock to high performance vehicles w/ upgraded turbines.The performance exhaust sound me..