SpeedFactory 5.5mm Viton Honda Valve Stem Seals (8-PK) (Exhaust) Wiseco and high-performance applications requiring dependable

and high-performance applications requiring dependable sealing integrity

The APEXi catback exhaust delivers aggressive performance and better sound to your car

it's the ideal choice for serious engine builders and performance enthusiasts demanding reliability in modified B-Series builds

and rings for direct installation

SpeedFactory 5.5mm Viton Honda Valve Stem Seals (8-PK) (Exhaust) Wiseco and high-performance applications requiring dependableSpeedFactory's 5. 5mm Viton valve stem seals deliver OEM equivalent performance for Honda intake applications. Constructed from premium Viton material, these seals resist high temperatures and aggressive fuel chemistry while maintaining a reliable seal under demanding conditions. The 8 pack provides complete coverage for most Honda engine configurations. Precision engineered to factory specifications, they ensure proper oil control and reduce blow by