BMP 2.5 INCH EXHAUST SPRING - 5 PACK skidooengperform but you must use the

but you must use the your shorter stock length RMK limiter strap

Is this true

With the throttle closed and drastically less exhaust flow

forcing oil to only flow through the main piston and providing a significant increase of bottom-out resistance to cushion any hard hits

BMP 2.5 INCH EXHAUST SPRING - 5 PACK skidooengperform but you must use theUsing new springs when installing exhaust components on any machine is important! This ensures your exhaust is sealing and making the most horsepower. The stealth black spring look really looks nice with our chrome or black exhaust systems. These springs measure 2. 5" and are ideal for many situations. Most times, these are used between the y pipe and single pipe on snowmobile applications. Please view and measure your stock springs before purchasing.