• 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.