Big Gun Exhaust TFI Power Box for 2017-18 Honda CRF250M/L - 40-R65 1996 Arctic Cat EXT 580 EFI 2004 Suzuki LT-Z400 Quad Sport

2004 Suzuki LT-Z400 Quad Sport Z

MX Style replacement plastics have an aggressive design

2010 Arctic Cat 700 TRV

2007-16 Suzuki LT-Z50 Quadsport

Big Gun Exhaust TFI Power Box for 2017-18 Honda CRF250M/L - 40-R65 1996 Arctic Cat EXT 580 EFI 2004 Suzuki LT-Z400 Quad SportBig Gun Exhaust TFI Power Box Increases horsepower and throttle response Installs in minutes Third generation technology No computer needed to adjust EFI Plug in technology (Does not interfere with stock ECU map) Integrated faceplate buttons provide easy adjustment Highly recommended for any EFI unit with aftermarket exhaust 1 Year Limited Warranty When installing an aftermarket exhaust, proper tuning is a must. The Big Gun Power Box is a plug and