1999-2005 DYNA - Big Bore 4.5 "Works Edition" Color:Black Onyx

1999-2005 DYNA - Big Bore 4.5 "Works Edition" Color:Black OnyxPrecisely pie cut and tig welded back together by hand at our factory right here in lake elsinore, ca. A meticulously pain staking process, but the results are a work of art in the end. 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

All mounting hardware pictured included

you MUST order Big Bore Pro Flo Headers

We just require you to send them back in to us

4” high flow performance cone into a 4” body with a 2 ½” perf core baffle

99’-05’ Dyna

Increases bottom to mid range torque and horsepower on all motors

Fits all new 2025 softails & lowrider st’s with updated cam cover

07'-08' baggers require o2 extensions

2018 + M8 Softail & 06-17’ Dyna

allows for stock or autotune sensors

For st models please include your bike on the cart page for a free bag mounting bracket

Precisely pie cut and tig welded back together by hand at our factory