Big Gun Power Box EFI Controller. Fits: Polaris Sportsman XP 850 / High Lifter (2009 – Current) Polaris Scrambler XP 850 HO (2013 – Current). When installing an aftermarket exhaust the proper tuning is a must. The Big Gun TFI fuel controller is a Plug and Play fuel controller that allows you to properly tune […]
BIG GUN EXHAUST TFI FUEL CONTROLLER. RZR 800 / S / 4 2008 – 2010. When installing an aftermarket exhaust the proper tuning is a must. The Big Gun TFI fuel controller is a Plug and Play fuel controller that allows you to properly tune your cue injected application in just minutes. Installing the TFI […]
BIG GUN EXHAUST TFI FUEL CONTROLLER. Yamaha Raptor 700 (2015 – Current). When installing an aftermarket exhaust the proper tuning is a must. The Big Gun TFI fuel controller is a Plug and Play fuel controller that allows you to properly tune your cue injected application in just minutes. Installing the TFI power box allows […]