This muffler features durable 304 Stainless Steel, TIG-welded construction and billet aluminium mounting directly on muffler can. Uniquely track tested to improve hit, delivery and pulling power with substantial performance gains over the stock system.
Fits with standard Header Pipe
* Performance improvements over stock system
* Features Stainless Steel mid pipe and aluminium muffler
* Lightweight Magnesium end cap; riveted on for increased durability
* Stepped perforated core to reduce heat
* Welded construction for reduced weight
* Removable bolts at inlet cap for easy repacking
Note: For closed-course competition only.
Fits:
- 2014 – 2017 YZ450F
- 2016 YZ450FX
