Kawasaki Motocross/Dirt Bike Slip-On Exhaust

ECO™ Slip-On by Big Gun Exhaust®. 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...

ECO™ Slip-On by Big Gun Exhaust®. 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...

ECO™ Slip-On by Big Gun Exhaust®. 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...

EVO R™ Slip-On by Big Gun Exhaust®. The EVO R series draws on Big Gun Exhaust 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...

EVO R™ Slip-On by Big Gun Exhaust®. The EVO R series draws on Big Gun Exhaust 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...

EVO R™ Slip-On by Big Gun Exhaust®. The EVO R series draws on Big Gun Exhaust 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...

EVO R™ Slip-On by Big Gun Exhaust®. The EVO R series draws on Big Gun Exhaust 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...

EVO R™ Slip-On by Big Gun Exhaust®. The EVO R series draws on Big Gun Exhaust 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...

Factory 4.1 RCT™ Anodized Titanium Slip-On Muffler with Stainless Mid Pipe by FMF Racing®. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, FMF achieve a...

Factory 4.1 RCT™ Slip-On Muffler by FMF Racing®. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, FMF achieve a shorter overall length that is less...

Factory 4.1 RCT™ Slip-On Muffler (042292) by FMF Racing®. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, FMF achieve a shorter overall length that is...

Factory 4.1 RCT™ Slip-On Muffler with Stainless Mid Pipe by FMF Racing®. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, FMF achieve a shorter overall...

Factory 4.1 RCT™ Titanium Blue Anodized Slip-On Muffler (042286) by FMF Racing®. The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, FMF achieve a shorter...

Universal Factory 4.1 SL™ 4-Stroke Silencer by FMF Racing®. Excellent fit, finish and attention to detail. Canister shape and size is lighter and more performance-optimizing. Front and rear end cap designs developed to enhance fit,...

Powercore 2™ Shorty Silencer by FMF Racing®. Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on...

Powercore 2™ Shorty Silencer by FMF Racing®. Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on...

Powercore 2™ Shorty Silencer by FMF Racing®. Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on...

Powercore 2™ Shorty Silencer by FMF Racing®. Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on...

Powercore 2™ Shorty Silencer by FMF Racing®. Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on...

Powercore 2™ Shorty Silencer by FMF Racing®. Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on...

Powercore 2™ Shorty Silencer by FMF Racing®. Taking the proven success of the Powercore 2, FMF created the Powercore 2 Shorty, with a shorter inner core length and aluminum canister. This design results in a finely tuned bolt on...

Powercore 2™ Silencer by FMF Racing®. Shorter inner core length and aluminum canister. Finely tuned bolt on silencer that maximizes bottom and mid-RPM. An excellent choice for tight tracks and Supercross tracks also completely...

Powercore 2™ Silencer by FMF Racing®. The infamous Powercore 2 is the measure which others aim for. With its lightweight extruded aluminum oval canister mated to a perforated core, this silencer is above the competition. The Powercore...

Powercore 2™ Silencer by FMF Racing®. The infamous Powercore 2 is the measure which others aim for. With its lightweight extruded aluminum oval canister mated to a perforated core, this silencer is above the competition. The Powercore...

Powercore 2™ Silencer by FMF Racing®. The infamous Powercore 2 is the measure which others aim for. With its lightweight extruded aluminum oval canister mated to a perforated core, this silencer is above the competition. The Powercore...

Powercore 2™ Silencer by FMF Racing®. The infamous Powercore 2 is the measure which others aim for. With its lightweight extruded aluminum oval canister mated to a perforated core, this silencer is above the competition. The Powercore...

Powercore 2™ Silencer by FMF Racing®. The infamous Powercore 2 is the measure which others aim for. With its lightweight extruded aluminum oval canister mated to a perforated core, this silencer is above the competition. The Powercore...

Powercore 2™ Silencer by FMF Racing®. The infamous Powercore 2 is the measure which others aim for. With its lightweight extruded aluminum oval canister mated to a perforated core, this silencer is above the competition. The Powercore...

Powercore 2™ Silencer by FMF Racing®. The original Powercore is a lightweight and compact silencer constructed of an extruded aluminum canister with nickel plated stinger and end cap. It is fully re-buildable using basic hand tools....

Universal Powercore 4™ Hex Slip-On Muffler by FMF Racing®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....