The 2006-2017 DYNA - BIG BORE 4.5 by SP Concepts is a high-quality exhaust system designed specifically for Dyna motorcycles from 2006 to 2017. This exhaust system features a 4.5 inch big bore diameter, providing increased power and improved exhaust flow for enhanced performance. Available in three finishes - Raw Stainless Steel, Black, and Polished - this exhaust not only looks great but also offers durability and corrosion resistance. Upgrade your Dyna's exhaust system with the 2006-2017 DYNA - BIG BORE 4.5 for a noticeable improvement in both aesthetics and performance.
