Exhaust Solutions for 2018+ Harley M8 Motorcycles. The 2018+ M8 Exhaust collection at TC Bros is crafted for riders and builders who want to enhance the sound, performance, and style of their Milwaukee-Eight Harley-Davidsons. Featuring premium exhaust kits, DIY builder components, and brackets, this collection is designed to fit models like the Softail Street Bob, Fat Bob, and Low Rider. Engineered for durability and designed to turn heads, these exhaust components offer the perfect blend of functionality and bold aesthetics. Born from a legacy of unique chopper and custom motorcycle builds, TC Bros not only provides best-in-class parts but also inspires builders to push creative boundaries and make their bikes truly one of a kind.