The absolute highest quality performance pit bike/play bike exhaust system on the market The next generation in D-Section exhaust system, the D3. The design incorporates an aircraft quality stainless steel header and mid-pipes that have been tuned specifically for each model to optimize performance and power gains. A lightweight “D” profile muffler is used to dramatically reduce weight on all models. BBR’s unique “D” muffler also allows for maximum tire clearance and packing volume. For all applications, the BBR D3, comes as a complete system including header and muffler. A USDA forest service approved spark arrester is also included. If you need to reduce the db level, BBR offers the optional Cancel Core Insert.Features: Carbon Fiber Heat Shield Carbon Fiber End Cap Optional Cancel Core Insert – Neighbors got you down? Reduces sound to stock like noise levels for the back yard, then can easily be removed for the track! Includes Pipe Plug & Spring Puller Tested and Race Proven by the best pit bike/play bike riders on the planet Fitment: 2000 Yamaha TT-R125 2001 Yamaha TT-R125 2002 Yamaha TT-R125 2003 Yamaha TT-R125 2003 Yamaha TT-R125LE 2004 Yamaha TT-R125LE 2005 Yamaha TT-R125LE 2006 Yamaha TT-R125LE 2007 Yamaha TT-R125LE 2008 Yamaha TT-R125LE 2009 Yamaha TT-R125LE 2011 Yamaha TT-R125LE 2012 Yamaha TT-R125LE 2013 Yamaha TT-R125LE 2014 Yamaha TT-R125LE 2015 Yamaha TT-R125LE 2016 Yamaha TT-R125LE 2017 Yamaha TT-R125LE 2018 Yamaha TT-R125LE 2019 Yamaha TT-R125LE 2020 Yamaha TT-R125LE 2021 Yamaha TT-R125LE 2022 Yamaha TT-R125LE