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 performance gains and sound tremendously better than stock.

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 and throaty tone is sure to make even a grown man feel...

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 and advances the timing curve.

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 performance gains and sound tremendously better than stock.

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 and throaty tone is sure to make even a grown man feel...

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 and throaty tone is sure to make even a grown man feel...

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 and throaty tone is sure to make even a grown man feel...

Vance & Hines HD Softail Fat Bob 18-22 Upsweep SS 2-1 PCX Full System Exhaust

Unleash your motorcycle's true identity as a hell-raising fun machine with the sharp, clean lines of the Vance & Hines Shortshots Staggered exhaust. Featuring our innovative PCX™ Technology with chambered high-flow catalysts, you'll feel the pull right...

Packing is one of the most important elements of your exhaust. All Big Gun™ mufflers are packing-style mufflers, which means they eventually require maintenance. Ensuring you have an appropriate amount of packing will prolong the life of the exhaust.

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 heart when it comes to raw power and sound. If you are...

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 performance gains and sound tremendously better than stock.