HKS Racing Catback Exhaust 2011-2014 WRX Sedan / 2011-2014 STI Sedan YMM_2003_Outback Steel socket head screws are

Steel socket head screws are set in a counter bore for a flush mount and provide clamping force to firmly hold the upper and lower slider shafts in place

this STI shifter is a direct-fit replacement

VF-series turbochargers are best viewed as OEM-equivalent replacements rather than performance-oriented upgrades

While it is a direct bolt-on component

this vacuum pump cover replaces the OEM stamped cover directly

HKS Racing Catback Exhaust 2011-2014 WRX Sedan / 2011-2014 STI Sedan YMM_2003_Outback Steel socket head screws areThe HKS single exit exhaust system is a direct replacement for your OEM exhaust, engineered to improve performance and efficiency. With smooth mandrel bends, it reduces turbulence under acceleration, enhancing throttle response while increasing both horsepower and torque. This exhaust comes complete with new gaskets and hardware, and the hangers are welded to the OEM locations for a straightforward installation with no body modifications required. The