Protect your exhaust system from water during pressure washing, keep humidity from entering the pipe as it cools down or prevent condensation inside the pipe during storage. Formulated to be stiff enough to not fall out but soft enough to be inserted...

The Big Guns Vortex Quiet Insert brings you the perfect blend of on-trail performance and quiet comfort. Designed to slip seamlessly into your Big Guns exhaust, the Vortex Quiet Insert dramatically reduces noise output without restricting exhaust flow or...

This end tip will not fit older style Big Gun mufflers like EVO X, EVO Race & EVO Limited

Big Gun exhaust springs are affordable and easy to store in a tool bag, storage compartment or in any tool box. You never know when or if you'll need a replacement, or if you need it to fix something else.

Big Gun exhaust springs are affordable and easy to store in a tool bag, storage compartment or in any tool box. You never know when or if you'll need a replacement, or if you need it to fix something else.

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 compatibility, this plug-and-play module sharpens throttle response,...

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 compatibility, this plug-and-play module sharpens throttle response,...

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 compatibility, this plug-and-play module sharpens throttle response,...

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 compatibility, this plug-and-play module sharpens throttle response,...

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 compatibility, this plug-and-play module sharpens throttle response,...

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 compatibility, this plug-and-play module sharpens throttle response,...

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 and advances the timing curve.