Whiteline 9/10+ Impreza GH/GR MY11 / 9/10+ STi Front 22mm Heavy Duty Adjustable Swaybar 2010-subaru-impreza-outback sport A mitered merge collector is

A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower

the heads decks are resurfaced using our TS-3000 BlockMate that cuts the aluminum to a smooth even finish

The 75A durometer bushings reduce the motor movement under hard acceleration

The ported head package starts with brand new S20 OEM WRX head castings directly from Subaru of America

Whiteline 02-07 Subaru WRX Sedan Front 24mm Swaybar-X heavy duty

Whiteline 9/10+ Impreza GH/GR MY11 / 9/10+ STi Front 22mm Heavy Duty Adjustable Swaybar 2010-subaru-impreza-outback sport A mitered merge collector isWhiteline 9 10+ Impreza GH GR MY11 9 10+ STi Front 22mm Heavy Duty Adjustable Swaybar Engineered to 'Activate More Grip', sway bars are principally designed to reduce body roll or sway. By reducing body roll, lateral loads are spread more evenly across the tires thereby increasing cornering grip and improving outright performance. This Whiteline 22mm 2 point adjustable sway bar = more grip = better handling = outright performance it's the best dollar