Evolution Exhaust - Carbon Fiber - YZF-R1 - Designed for riders that demand maximum performance from their motorcycle - Significantly lighter compared to the stock exhaust system and features exceptional production quality, hi-tech materials, and of course increased engine performance - Pure racing sound output - Different than the standard Evolution system - Headers include crossover and feature a different layout for a bigger race radiator - Link pipe does not contain fixing points for stock heat shield - Mufflers do not include db killers - Heat shields on the mufflers are made for racing - Mufflers do not accept stock heat shields - Cannot be mounted with stock fairings