Big Gun

The 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...

The Big Guns TFI (Throttle and Fuel Injection) Power Box delivers an effortless performance boost by optimizing throttle mapping and fuel delivery. Simple to install and tuned for broad...

Part Number: big40-R54I Description: Big Gun 11-14 Polaris RZR XP 900 Power Box

Part Number: big40-R57J Description: Big Gun Tfi Power Box Wol X4/R-Spec X2

Part Number: big40-R52E Description: Big Gun Tfi Power Box

ECO series is for the price-conscious rider that wants to get every ounce of power out of his/her motor but does not want to break the bank. Offered as only slip ons, the ECO series is affordable yet...

Part Number: big15-6952 Description: Big Gun 17-23 CAN AM MAVERICK X3/R/X DS/X RS/X RC/X MR Explorer Series Slip On Exhaust

Part Number: big10-7503-BK Description: Big Gun Evo M Series Mini Blkout

The Big Guns TFI (Throttle and Fuel Injection) Power Box delivers an effortless performance boost by optimizing throttle mapping and fuel delivery. Simple to install and tuned for broad...

EXO Stainless is the most durable exhaust in our lineup. Constructed of high-strength 304 stainless steel from front to back, EXO Stainless is sure to withstand even the most brutal of riding...

Part Number: big15-7412 Description: Big Gun Explorer Series Utv S/O Stn

EVO M series has been a Big Gun staple for over a decade. Though there have been changes and improvements over the years, the goal has always been to produce noticeable performance gains. The deep...