Big Gun 04-08 Yamaha RAPTOR 50 Evo M Series Full System Exhaust - 10-20503

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...

Big Gun 04-08 Yamaha RAPTOR 50 Rev Box - 40-R21

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 04-09 Kawasaki KFX 700 Rev Box - 40-R09

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 04-09 Suzuki LTZ 250 Rev Box - 40-R02B

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 04-09/12-13 Yamaha YFZ 450 Ballistic Series Slip On Exhaust - 08-1202

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 04-09/12-13 Yamaha YFZ 450 ECO Series Slip On Exhaust - 07-1202

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 04-09/12-13 Yamaha YFZ 450 EVO R Series Full System Exhaust - 09-24603

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 04-09/12-13 Yamaha YFZ 450 EVO R Series Head Pipe - 09-24601

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 04-09/12-13 Yamaha YFZ 450 EVO R Series Slip On Exhaust - 09-24602

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 04-12 Yamaha RAPTOR 350 Rev Box - 40-R19

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 Honda TRX 400EX Rev Box - 40-R22

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 Kawasaki KFX 400 Rev Box - 40-R02A

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...