Big Gun 09-10 Honda CRF 450R EVO R Series Head Pipe fits_2025`BMW`M4`CS~2023`BMW`M4`CSL This system is constructed of

This system is constructed of 2 IN - 3 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability

No other FIAT 124 Spider axle-back on the market outflows this system

This system was developed first on a PDK car

The BD Brakes rugged cast-iron housing incorporates BDs exclusive AlumiBronze bushing and positive sealing piston ring

The Track Edition Exhaust takes the engineered design of the Touring Edition Exhaust and replaces the AWE 180 Technology® resonators with straight pipe sections

Big Gun 09-10 Honda CRF 450R EVO R Series Head Pipe fits_2025`BMW`M4`CS~2023`BMW`M4`CSL This system is constructed ofThe EVO R series draws on our rich heritage of making power. Offered for various off road MX and sport ATV models, the EVO R is a tried and true series that will save weight, add noticeable performance gains and sound tremendously better than stock.