Cobb Tuning Subaru Rear Shifter Bushing - Subaru STI VA WRX/STI Floor Mats and the progressive locking allows

and the progressive locking allows for smooth

this explanation is long and technical

(1) Cast Aluminum Intercooler Outlet Piece

this hose experiences no flow

while in the case of higher damper speeds

Cobb Tuning Subaru Rear Shifter Bushing - Subaru STI VA WRX/STI Floor Mats and the progressive locking allowsDescription The popular COBB Subaru Rear Shifter Stay Bushing kit is the final piece of the puzzle to eliminating excessive shifter compliance in the factory setup. The Rear Shifter Stay Bushing is a direct replacement for the soft rubber bushing found at the back of the shifter assembly. This upgraded bushing greatly improves the feel of the shifter by reducing side to side and front to back compliance (slop) found in the stock shifter mechanism