RPM Gen 4 Ski-Doo 850 Stainless Snowmobile Race Weight Silencer 2017-22 Etec Rev seat and stronger design are a

and stronger design are a major upgrade for any SXS

On the hub side we use ¾” chromoly steel Teflon lined rod ends

cylinder overlap timing

Elevate the style

dunes or mud

RPM Gen 4 Ski-Doo 850 Stainless Snowmobile Race Weight Silencer 2017-22 Etec Rev seat and stronger design are aRPM Gen 4 Ski Doo 850 Stainless Snowmobile Race Weight Muffler RPM's Race Weight pipe is not just light weight at only 8 Lb.'s, but it also provides phenomenal increase in throttle response while providing a staggering 3HP gain. This is a full stainless muffler that is a easy installation and direct fit to the stock OEM expansion chamber. The muffler body is 4", this pipe sounds great but is by no means "quiet". Great for racing, mountain riding, or