The GPR M3 Poppy exhaust system enhances performance for Yamaha YZF-R25 motorcycles. This slip-on exhaust delivers improved sound quality and power output. The exhaust features high-grade stainless steel construction and premium welding. The M3 Poppy incorporates race-proven technology from Moto3 World Championship victories. This eco-friendly exhaust system maintains road-legal compliance while reducing overall weight. The streamlined 100mm round design combines performance with visual appeal. Enhanced Performance: Racing-inspired design increases power output and throttle response Superior Sound: Deep, rich exhaust note provides an aggressive yet street-legal tone Premium Construction: Italian craftsmanship with high-grade stainless steel and precision CNC machining Easy Installation: Co.