Fits:
Ski-Doo:
2021-2022 Gen 4 600R E-TEC/MXZ/Renegade/Summit/Backcountry/Freeride
2021-2022 Gen 4 600R E-TEC Backcountry/Freeride/MXZ/Renegade Adrenaline/X/XRS/Summit
2022 Gen 4 600R E-TEC Backcountry/Freeride/MXZ/Renegage XRS/X/Adrenaline/Summit
2023 Gen 4 600R E-TEC Renegade X / XRS / Adrenaline / MXZ Blizzard / MXZ XRS / Backcountry 
2017-2022 Gen 4 850 E-TEC/MXZ/Renegade/Summit/Backcountry/Freeride
2021-2022 Gen 4 850 E-TEC Backcountry/Freeride/MXZ/Renegade Adrenaline/X/XRS/Summit
2022 Gen 4 850 E-TEC Backcountry/Freeride/MXZ/Renegage XRS/X/Adrenaline/Summit
2023 Gen 4 850 E-TEC Backcountry, Backcountry X, Backcountry XRS
Lynx: 
2022 Lynx Boondocker DS/Rave RE
 
Stock Muffler: 15.75
GGB Mountain: 5.1 
Weight Savings: 10.65 lbs
 
This muffler is a super lightweight, straight through flow design with an aggressive exhaust note. System fits securely in the stock location using stock mounts and is guaranteed to provide performance levels as good as or better than stock.

GGB Advantage:
Performance Guarantee
Increased throttle response
Aggressive exhaust note
Huge weight savings
No fuel mods
Simple install
Secure fit
 
Fuel and clutching mods are not necessary prior to installation. GGB two stroke mufflers are flow benched developed for back pressure against the stock muffler and will perform efficiently in any application where the stock muffler would be used.
 
GGB Mountain mufflers are designed to be used in areas where increased sound levels are not an issue. These mufflers are loud when you open the throttle. Please use accordingly. Sound level increase over stock (dbA) Idle + 4-6 / Under load + 10-18.