Stock Muffler: 15.9 GGB Trail: 6.30 Weight Savings: 9.60 lbs Lightweight muffler with a trail tuned muscle sound. Neighbour friendly and in most applications will meet SAE J2567 stationary test of 88 db, 4 meters away. System fits securely in the original 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 Trail mufflers are specifically designed for use in populated areas and where sound levels are strictly enforced. Sound level increase over stock: (dbA) Idle + 3-6 / Under load + 3-6.
