Redthunder 2-1 Velvet FXD91-05

Redthunder is the perfect combination of sound and performance. The Redthunder R&D team has consistently engineered high quality exhaust systems for enthusiasts who want a no-nonsense exhaust system that will perform and produce a superior sound, wherever and whenever. These systems are meticulously calibrated to offer a sound that ranges from deep, low tones to a more aggressive high-rpm sound for many Sportster, Evolution Big Twin, Twin Cam and Milwaukee Eight engines.