2024 R7 M4 Exhaust. The m4 yamaha r7 full exhaust system really helps transform your r7 into a true high performance machine. In this video we show you how to install the m4 exhaust system on the yamaha r7.

This system removes 7.7 lbs and produces close to 7% more. 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.