BBR D3 Exhaust System for Kawasaki KLX140 and KLX140G, Part Number 240-KLX-1431

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.

The BBR D3 Exhaust System is a high-quality performance upgrade for Kawasaki KLX140 and KLX140G motorcycles. Designed for pit bike, play bike, and off-road applications, this complete exhaust system includes a model-tuned stainless steel header, mid-pipe, and lightweight D-section muffler. The tuned exhaust layout is engineered to support improved performance and power delivery while maintaining practical clearance for off-road riding.

BBR’s D-section muffler reduces overall weight and provides increased tire clearance compared with conventional muffler designs. The system includes a USDA Forest Service-approved spark arrester for responsible trail use, along with a carbon fiber heat shield and carbon fiber end cap for added protection and a durable, race-inspired finish. The included pipe plug and spring puller help simplify installation and maintenance.

For riders who need lower sound output, the optional BBR Cancel Core Insert can reduce exhaust volume to near-stock levels for backyard riding and other noise-sensitive environments. It can also be removed for track use. The BBR D3 Exhaust System is tested and race-proven by leading pit bike and play bike riders, making it a practical choice for riders seeking a purpose-built performance exhaust.

Fitment: Fits 2008-2017 Kawasaki KLX140 models, including the 2017 Kawasaki KLX140G. Verify the motorcycle model and year before installation. Brand: BBR. Manufacturer and vendor part number: 240-KLX-1431.

Features:

• Complete D3 exhaust system includes the tuned stainless steel header, mid-pipe, and D-section muffler
• Model-specific exhaust tuning is designed to support performance and power gains
• Lightweight D-profile muffler helps reduce weight and improve rear tire clearance
• USDA Forest Service-approved spark arrester is included for trail riding applications
• Carbon fiber heat shield provides protection from exhaust heat
• Carbon fiber end cap adds durability and a clean performance finish
• Optional Cancel Core Insert reduces sound to near-stock levels and can be removed for track use
• Includes pipe plug and spring puller for installation and servicing
• Tested and race-proven for pit bike, play bike, and off-road use
• Fits 2008-2017 Kawasaki KLX140 models, including the 2017 Kawasaki KLX140G

Fitment:
2008 Kawasaki KLX140
2008 Kawasaki KLX140L
2009 Kawasaki KLX140
2009 Kawasaki KLX140L
2010 Kawasaki KLX140L
2011 Kawasaki KLX140
2011 Kawasaki KLX140L
2012 Kawasaki KLX140
2012 Kawasaki KLX140L
2013 Kawasaki KLX140
2013 Kawasaki KLX140L
2014 Kawasaki KLX140
2014 Kawasaki KLX140L
2015 Kawasaki KLX140
2015 Kawasaki KLX140L
2016 Kawasaki KLX140
2016 Kawasaki KLX140L
2017 Kawasaki KLX140
2017 Kawasaki KLX140G
2017 Kawasaki KLX140L
2018 Kawasaki KLX140
2018 Kawasaki KLX140G
2018 Kawasaki KLX140L
2019 Kawasaki KLX140
2019 Kawasaki KLX140G
2019 Kawasaki KLX140L
2020 Kawasaki KLX140
2020 Kawasaki KLX140G
2020 Kawasaki KLX140L