2022 Yamaha R7 M4 Stainless Steel Full System With Titanium Muffler
Yamaha R7 M4 Full System With Titanium Muffler Large diameter dyno tuned system for ultimate performance 304 stainless steel tubing +7% horsepower over stock system 7.7 lb weight savings vs stock Stage 1 Q8 and stage 2 Q6 quiet inserts, sold separately