Big Gun 09-23 Yamaha YFZ 450R Head Pipe - 13-24701

EXO Series came about from a realization of the need for a bigger and better muffler that could handle the huge demands of the larger, more powerful sport ATV motors. The EXO Series is our ground-up approach at just that. A unique hexagon shaped aluminum...

Big Gun 06-14 Honda TRX 450R Head Pipe - 13-15501

EXO Series came from a realization of the need for a bigger and better muffler that could handle the huge demands of the larger, more powerful sport ATV motors. The EXO Series is our ground-up approach at just that. A unique hexagon shaped aluminum...

Big Gun 08-14 Polaris RZR 800 EVO U Series Head Pipe - 12-7831

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.

Big Gun 12-18 Kawasaki Brute Force 300 EVO U Series Head Pipe - 12-4351

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.

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 performance gains and sound tremendously better than stock.

Big Gun 05-17 Honda CRF 450X EVO R Series Head Pipe - 10-1551

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.

Big Gun 08-10 Polaris Outlaw 450 MXR EVO R Series Head Pipe - 09-7611

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.

Big Gun 08-15 Can-Am DS 450/EFI/XXC/XMX EVO R Series Head Pipe - 09-6451

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.

Big Gun 06-23 Can-Am DS 250 EVO R Series Head Pipe - 09-6211

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.

Big Gun 03-06 Kawasaki KFX 400 EVO R Series Head Pipe - 09-5471

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.

Big Gun 06-10 Suzuki LT-R 450 QuadRacer EVO R Series Head Pipe - 09-5461

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.

Big Gun 08-16 Suzuki RM-Z 450 EVO R Series Head Pipe - 09-54501

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.