4dxtreme’s American-made, patented slip-on exhausts fit M8 stock cat headers.
Designed and manufactured with intricate detail, these slip-on muffler sets were made for those who seek to express “power, elegance and excellence,” according to the company.
S&S Cycle 4.5” slip-on mufflers for 1995-2016 Harley-Davidson touring models combine both a stainless steel perforated core baffle with RaceTEX cartridge packing to create a deep rumble along with improved horsepower and torque. Two end cap styles add a unique look.
S&S Power Tune 4-inch Race/Tour mufflers with billet end caps for 1995-later Harley-Davidson touring models are now available with Power Band or Power Thruster end caps, in chrome or black ceramic coated mufflers.
