Manley Extreme Duty 32mm Exhaust Valve Set - Subaru WRX/STI WRX/STI Brake Cooling The PERRIN clutch line improves

The PERRIN clutch line improves driving performance with excellent pedal feel and quicker clutch response

Integrated IAT Bung in Charge Pipe

This conversion kit comes equipped with linear rate Eibach springs

which can result in catastrophic failure

ADDITIONAL SPECS

Manley Extreme Duty 32mm Exhaust Valve Set - Subaru WRX/STI WRX/STI Brake Cooling The PERRIN clutch line improvesManley Extreme Duty 32mm Exhaust Valve Set WRX STI (8) . Manley valves are made from an ExtremeAlloy XH 426 Stainless. The valves feature swirl polishing, are fully machined with chrome stems and hard tips. Type: exhaust Head Diameter: 32mm Stem Diameter: 5. 96mm . 2345" Installed Height: Stock Overall Length: 104. 75mm Tip Length: 3. 5mm Underhead Angle Radius 25 x 11 32" Margin . 060 Seat Width . 100 Top Of Head 20 Dish