Invidia - Subaru 11-14 STI & WRX - 76mm Q300 Stainless Steel Tip Cat-back Exhaust subaru-legacy-2005 The twin plate clutches are

The twin plate clutches are rated for approximately 500 ft/lbs of torque and the triple plates are rated for approximately 800 ft/lbs of torque

Accessport V3 Center Mount and Swivel

For vehicles targeting boost values higher than that

Subaru Radiator Shroud + Alternator Cover Package STI 2015-2021 USDM

Invidia - Subaru 11-14 STI & WRX - 76mm Q300 Stainless Steel Tip Cat-back Exhaust subaru-legacy-2005 The twin plate clutches areThe Invidia Q300 Exhaust features a flat bottom shaped muffler design that results in improved high speed aerodynamic performance. The muffler inside contains a continuous piping design and use of Advantex material that results in an excellent free flow exhaust with optimized back pressure, giving greater horsepower, torque gains, and a rich deep sporty sound. The use of SUS304 polished stainless steel piping, Mandrel bent to shape, state of the art