ARP Head Stud Kit WRX 2015-2023 / Subaru BRZ 2013-2018 / Scion FR-S 2013-2016 vendor_Koni Solid aluminum construction eliminates differential

Solid aluminum construction eliminates differential movement

This product is not designed for use in most manual transmissions or trans axles

You can expect a much better feel under Braking

Decreases exhaust density & increases exhaust flow

ARP Head Stud Kit WRX 2015-2023 / Subaru BRZ 2013-2018 / Scion FR-S 2013-2016 vendor_Koni Solid aluminum construction eliminates differentialPart #: 260 4301 All Pro Series ARP2000 studs are centerless ground, heat treated prior to thread rolling and machining, and are rated at 220,000 PSI. These fasteners deliver a 25% increase in tensile strength over the OEM Torque to Yield (TTY) head bolts. Optimum design, enhanced reliability and increased strength are the main attributes of ARP Pro Series fastener kits. Kit Contents (12) Head Studs (12) Parallel Ground Washers (12) 8740 Chrome Moly