SP Concepts SPC-6-003 4.5" Big Bore 2-1 Exhaust Stainless Steel for Dyna 99-05

Features & Benefits:-

* 4.5in. high flow performance rolled cone muffler with stepped baffle from 2 ¼ to 2 ½ inches. Increases bottom to mid-range torque and horsepower on all motors. Tuned properly can accommodate 88in. to 143in..

* 065 stainless steel headers stepped from 1 ¾in. to 1 7/8in. to 2in. at the collector

* Hand tig welded from top to bottom

* Machined stainless steel header collars

* 18mm o2 bungs with 12mm adapters, allows for stock or wideband sensors

* Complete hardware kit with everything you need to mount it up

Proudly Made in the USA by Stainless Powered Concepts !