Invidia N1 Dual Catback Exhaust WRX (2011-2014) STI (2008-2014) Hatchback Speedwell Wheels This really adds that final

This really adds that final touch to your engine bay and will replace that factory eye sore of a oil cap

They are manufactured with the rod pointing down into the strut tube

performance

If you're installing a smaller supercharger pulley you will need a smaller belt to reduce the slack and allow the belt tensioner to work properly

the TurboXS RFL blow off valve for the Subaru WRX and STI remains true to it's roots - it's still really loud

Invidia N1 Dual Catback Exhaust WRX (2011-2014) STI (2008-2014) Hatchback Speedwell Wheels This really adds that finalInvidia now offers their Dual N1 Single Layer SS Tip Catback Exhaust for the new STI (08+) and WRX (11+) Hatchback. Each system features their polished SUS304 stainless steel construction, mandrel bent piping, CNC machined flanges and excellent fitment Invidia is known for. In addition to quality construction, each Invidia N1 was designed to deliver increases in horsepower and torque throughout the rpm range. Specs: Pipe Size 76 mm Single Layer