Description
Features
- Powercore 4 S/A has a U.S. Forestry approved maintenance free, stainless steel spark arrestor screen
 - The latest version of the Powercore 4 design incorporates a hi-flow core which has more surface area to absorb more sound while flowing more exhaust
 - Lighter, stronger and more powerful than stock exhausts
 - Constructed with an extruded aluminum canister, a stainless steel midpipe that is MIG/TIG welded and has space age internal packing
 
| 2003 | Yamaha | TT-R125 | 
| 2002 | Yamaha | TT-R125 | 
| 2001 | Yamaha | TT-R125 | 
| 2000 | Yamaha | TT-R125 | 
| 2008 | Yamaha | TT-R125L | 
| 2007 | Yamaha | TT-R125L | 
| 2006 | Yamaha | TT-R125L | 
| 2005 | Yamaha | TT-R125L | 
| 2004 | Yamaha | TT-R125L | 
| 2003 | Yamaha | TT-R125L | 
| 2002 | Yamaha | TT-R125L | 
| 2001 | Yamaha | TT-R125L | 
| 2000 | Yamaha | TT-R125L | 
| 2024 | Yamaha | TT-R125LE | 
| 2023 | Yamaha | TT-R125LE | 
| 2022 | Yamaha | TT-R125LE | 
| 2021 | Yamaha | TT-R125LE | 
| 2020 | Yamaha | TT-R125LE | 
| 2019 | Yamaha | TT-R125LE | 
| 2018 | Yamaha | TT-R125LE | 
| 2017 | Yamaha | TT-R125LE | 
| 2016 | Yamaha | TT-R125LE | 
| 2015 | Yamaha | TT-R125LE | 
| 2014 | Yamaha | TT-R125LE | 
| 2013 | Yamaha | TT-R125LE | 
| 2012 | Yamaha | TT-R125LE | 
| 2011 | Yamaha | TT-R125LE | 
| 2010 | Yamaha | TT-R125LE | 
| 2009 | Yamaha | TT-R125LE | 
| 2008 | Yamaha | TT-R125LE | 
| 2007 | Yamaha | TT-R125LE | 
| 2006 | Yamaha | TT-R125LE | 
| 2005 | Yamaha | TT-R125LE | 
| 2004 | Yamaha | TT-R125LE | 
| 2003 | Yamaha | TT-R125LE |