2018-PRESENT M8 Softail ST & Sport Glide - Big Bore 4.5 Color:Stainless We fit *all models 2018-2025

We fit *all models 2018-2025 except breakout & fatboy

if you have a Softail Big Bore

Tuned properly can accommodate 88" to 143"

Increases bottom to mid range torque and horsepower on all motors

2018-PRESENT M8 Softail ST & Sport Glide - Big Bore 4.5 Color:Stainless We fit *all models 2018-2025Fits all new 2025 softails & lowrider sts with updated cam cover. We fit *all models 2018 2025 except breakout & fatboy 4. 5 high flow performance rolled cone muffler with stepped baffle from 2 to 2 inches. Increases bottom to mid range torque and horsepower on all motors. Tuned properly can accommodate 88" to 143". 065 stainless steel headers, stepped from 1 to 1 7 8 to 2 at the collector Hand tig welded from top to bottom Machined stainless steel