Custom Header Exhaust Kit Generator Fits HONDA GX390 GO KART MiniBike Drift Trike
- Custom header exhaust kit for use on Honda GX390 engines. Great start for those that want to construct their own exhaust system for generators, go karts, mini bikes. Kit includes mandrel bent 90 degree 1 1/4" tube with 3.5" radius, cnc cut 1/4" thick flange, and stainless steel replacement mounting hardware..