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Riva GPR Free Flow Exhaust Kit
Riva GPR Free Flow Exhaust Kit
Our Price: $49.95

Replaces the restrictive sound suppression system on GPR's. Provides reduced back-pressure that improves engines performance and reduces harmful detonation. Easy installation with noticeable results.
IJSBA Superstock legal. IJSBA Limited & Superstock legal.
Yamaha GP 1200R/GP1300R SOUND SUPPRESSION REMOVAL TUBE
Yamaha GP 1200R/GP1300R SOUND SUPPRESSION REMOVAL TUBE
Our Price: $74.35

R&D is now producing the new Sound Suppression Removal Tube for the GPR. This modification allows the exhaust to free flow out of the water box adding bottom end punch and overall performance. Replacing of the stock plastic sound box with the R&D Sound Tube will eliminate potential melting failures in limited and superstock modified applications. Easily installs, no cutting of hoses necessary.