Kansei KNP HYPER SILVER & BRIGHT MACHINED LIP Wheel 17X9 5X120 +35mm 72.56HB Vehicle Make_Subaru you do not have this

you do not have this control so you are forced to run 16psi through the entire rev range

with a high flow filter to increase air flow and Cobb's rear motor mount

There's preset patterns too

This basically pumps engine noise into the cabin of the vehicle so the driver can experience the sound and rush of the engine accelerating under load

Kansei KNP HYPER SILVER & BRIGHT MACHINED LIP Wheel 17X9 5X120 +35mm 72.56HB Vehicle Make_Subaru you do not have thisPart #: K12H 179018+35 The wheel that started it all: Our KNP is the perfectly balanced 5 spoke wrapped in a classic stepped lip. Each KNP size features a concave face and is big brake calibrated while maintaining strong and lightweight construction. This is truly the wheel built to do it all, from track to street your car will definitely compliment the KNP. * Tuner Style (60 degree conical bolts) are required.*