Fits:
2015-2020 AXYS Chassis - Rush / Switchback / Pro S / Pro X 600 & 800
2016-2020 AXYS Chassis - Pro RMK / SKS / RMK Assault 600 & 800
2017-2020 AXYS Chassis- XCR LE 600 & 800 Rush
2017-2020 AXYS Chassis Switchback Assualt 600 & 800
2017-2019 AXYS Chassis Voyageur 600 144
2017-2019 AXYS Chassis Switchback SP 144 600
2020 800 Khaos
2021 AXYS Chassis - Indy XC/XCR/SP/Switchback/Voyager 600
2022 AXYS Chassis - RMK 144/Indy SP with 600
 
Stock Muffler: 17.8 
GGB Mountain: 5.0
Weight Savings: 12.8 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:
Same day shipping
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.