100 Percent stainless, not aluminized! 4 inch mandrel-bent Improves flow up to 176 Percent Virtually no back pressure Side Single exit Black rolled-edge tip Muffler's expansion chamber cuts the drone
100 Percent stainless, not aluminized! 4 inch mandrel-bent Improves flow up to 176 Percent Virtually no back pressure Side Single exit Black rolled-edge tip Muffler's expansion chamber cuts the drone