***Pro serie will not work with OEM rear shock, must use aftermarket remote reservoir shock
***Regular/shorty/outlaw can be used with OEM rear shock, mid pipe is dented to clear the reservoir
Complete exhaust system made in premium stainless
TIG welded
Designed for modified engine
Air Fuel tuning highly recommended
Tubing step and size carefully designed for maximum power.
Fitment: Yamaha YFZ450R All Years
Big 2.25'' core
Available in shorty (12'')
98db range for the regular length.
Silencer packed with high quality material and a special high temp core
Dyno proven and track approved.
Quality sticker sheet included.
