ARP Custom Age Head Stud Kit Subaru WRX 2002-2014 / STI 2004-2021 DOHC Vehicle Model_Baja Highly efficient 16 row oil

Highly efficient 16 row oil cooler core Heat building is a major issue with SR20DET motor

Standard Overall Size: 32

Featuring patented DirectDigital™ wideband technology and dual Bosch LSU 4

The NRG Short Hub features a reduced mounting profile compared to traditional steering wheel hubs

ACT's SB9-XTG6 kit features a sprung

ARP Custom Age Head Stud Kit Subaru WRX 2002-2014 / STI 2004-2021 DOHC Vehicle Model_Baja Highly efficient 16 row oilPart #: 260 4704 If you are planning on making 500 675whp, these are the head studs for you! ARP head studs for your Subaru WRX and STI ARP uses a premium grade 8740 chrome moly that is rated far superior to "aircraft" quality. Then, each stud is placed vertically in special racks and precisely heat treated to 270,000 psi. These studs use a 12 point style nut and are OE 11mm sized. The head of the stud uses a 4mm Allen to thread the studs into the