| 3 to 6 horsepower increase on most models |
| 6061 brushed aluminum muffler housing |
| All Big Gun exhausts are for closed course use only and are not intended for use on the road. |
| Black satin steel muffler tip |
| Economically priced high quality slip-on exhaust system |
| Kawasaki KFX 450R (07-14) ECO Slip On |
| NOTE: Big Gun exhausts are NOT LEGAL for sale or use on pollution controlled vehicles in the state of California. |
| Quiet 98dbs track and trail legal |
| Slip fit mid-pipe design allows movement of sub frames and prevents breaking exhaust systems |
| Tig welded stainless steel pipe construction |
| USFS forestry approved screen type removable spark arrestor |