- Machined aluminum muffler brackets for increased strength and durability
- Asymmetrical muffler configuration for increased packing volume
- Most systems equipped with a RC-4 Resonance Chamber for reduced sound output
- Machined mid pipe to headpipe joint for a better, leak-free fit
- TIG precision welding
- Made in the U.S.A.
Kawasaki -- KLX 140 -- (2019, 2009, 2013, 2015, 2014, 2012, 2008, 2011, 2016, 2018, 2010, 2017); Kawasaki -- KLX 140 B -- (2014, 2013, 2015, 2012, 2016, 2008, 2010, 2017, 2009, 2011); Kawasaki -- KLX 140 A -- (2011, 2015, 2016, 2009, 2008, 2010, 2014, 2017, 2012, 2013); Kawasaki -- KLX 140 L -- (2018, 2012, 2013, 2011, 2015, 2016, 2017, 2020, 2009, 2010, 2008, 2014, 2019); Kawasaki -- KLX 140 G -- (2017, 2018, 2019, 2020); Kawasaki -- KLX 140R -- (2021, 2025, 2022, 2023, 2024)