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allowing you to confidently throw your car into the corners and carry more speed through the turns
Because of the regulator mounting location
2001-2007 Subaru STI (w/4 Piston Brembo Calipers)
(4) M10 Zinc Coated Locking Flange Nuts
Ferrea Competition Plus +1mm Exhaust Valve Set of 12 Swaybar Hardware allowing you to confidently throwFerrea Competition Plus intake valves have built a reputation as the industry's most reliable extreme duty valve. To manufacture the valves we use special aerospace quality alloys, including the EV8 Z18, which provides high tensile strength. An exclusive two step slow forging process ensures proper grain flow and virtually eliminates any damage to the material structure. The valves are then heat treated and stress relieved over a 48 hour period, which