Big Gun 05-07 Polaris PREDATOR 500 Rev Box - 40-R10A

If you are looking to swap out your stock CDI box, the Big Gun Over Rev Box is an affordable alternative to highly-priced OEM replacement boxes. It increases the overall RPM limit over the stock box...

Big Gun 05-07 Suzuki RM-Z 450 Rev Box - 40-R12A

If you are looking to swap out the stock CDI box, the Big Gun Over Rev Box is an affordable alternative to highly-priced OEM replacement boxes. It increases the overall RPM limit over the stock box...

Big Gun 05-08 Polaris SPORTSMAN 800 EVO U Series Full System Exhaust - 12-7603

With its deep and throaty tone, the EVO U series surely doesn't disappoint. Designed specifically for utility ATV's, sport utility ATV's and Side x Sides, the EVO U series is not for the faint of...

Big Gun 05-11 Honda CRF 450X Ballistic Series Slip On Exhaust - 08-1042

The Big Gun Exhaust BALLISTIC series offers the best bang for your buck if you are looking for instant horsepower and torque gains. The BALLISTIC Series gives you a lighter and much better performing...

Big Gun 05-11 Honda CRF 450X ECO Series Slip On Exhaust - 07-1042

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...

Big Gun 05-13 Yamaha RAPTOR 350 EVO R Series Full System Exhaust - 10-2703

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...

Big Gun 05-13 Yamaha RAPTOR 350 EVO R Series Head Pipe - 10-2701

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...

Big Gun 05-13 Yamaha RAPTOR 350 EVO R Series Slip On Exhaust - 10-2702

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...

Big Gun 05-14 Kawasaki BRUTE FORCE 650 Straight Axle EVO U Series Full System Exhaust - 12-4753

With its deep and throaty tone, the EVO U series surely doesn't disappoint. Designed specifically for utility ATV's, sport utility ATV's and Side x Sides, the EVO U series is not for the faint of...

Big Gun 05-14 Kawasaki BRUTE FORCE 650 Straight Axle EVO U Series Slip On Exhaust - 12-4752

With its deep and throaty tone, the EVO U series surely doesn't disappoint. Designed specifically for utility ATV's, sport utility ATV's and Side x Sides, the EVO U series is not for the faint of...

Big Gun 05-14 Polaris SPORTSMAN 700 Power Box - 40-R54B

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...

Big Gun 05-14 Polaris SPORTSMAN 800 Power Box - 40-R54C

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...