Big Gun 11-12 KTM 250 SX-F EVO R Series Head Pipe 2015-bmw-535i-gt-xdrive-base-esi8504803 It features a merge X-Pipe

It features a merge X-Pipe and Borla(r)'s patented Polyphonic Harmonizer technology for increased performance and improved sound

more positive shifts

New Gaskets And Hardware included - Direct Replacement Bolt On - 50 state CARB Legal - Large 85mm For Increased Airflow For Maximum Performance

Full Urethane Housing: this performance air filter is constructed using polyurethane bottom with a metal top

Big Gun 11-12 KTM 250 SX-F EVO R Series Head Pipe 2015-bmw-535i-gt-xdrive-base-esi8504803 It features a merge X-PipeThe 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. Precision bent TIG welded 304 stainless steel head pipe Increased horsepower and torque gains 1 Year Limited Manufacturers Warranty Larger diameter than stock head pipe Lighter than stock head pipe