YZ125 Expansion Chamber 2005-Current

-Made from 20 gauge raw steel factory finish

-100% Made in Canada

-Made in small batches to obtain un-compromised quality

-Gas welded with oxy acetylene

-Hand planished seams

– Tig Brazed mounting points

-Designed to work with all stock aftermarket silencers

Proving the performance of our chambers is extremely important. We dyno test in house to ensure we have crafted the best chamber we can. See it in action on the dyno!