Vertex
Vertex Ti Exhaust Valve 450SX-F 19-23 /FC450 19-23/MC450F 21-23
Vertex Ti Exhaust Valve 450SX-F 19-23 /FC450 19-23/MC450F 21-23 Vertex Titanium one-piece valves - the better choice for engine-builders seeking ultimate performance and longevity for their modern 4...