Designed for 11mm applications
Ideal for high boost and power levels
Ensures prevention of head lifting
Suitable for racecars, rally cars, overlanders, and daily drivers
 
ARP Head Stud Kit 11mm: Unmatched Strength for High-Performance Subaru Models
RallySport Direct is your go-to source for top-notch automotive hardware, and among its premium offerings is the ARP Head Stud Kit designed for 11mm applications on Subaru models, including the 2002-2014 WRX and 2004+ STI. Engineered with precision and durability in mind, these head studs are tailored for enthusiasts pushing their vehicles beyond factory specifications, particularly those seeking increased boost and power levels. The ARP Head Stud Kit provides the robustness needed to prevent head lifting, making it an essential choice for those building engines for racecars, rally cars, overlanders, or even daily drivers demanding enhanced performance.
 
Reliable Engine Reinforcement by ARP
When it comes to fortifying your Subaru's engine, the ARP Head Stud Kit offers a reliable solution. With a focus on quality and performance, this kit ensures that your cylinder heads stay securely in place even under the stress of high boost and power. Whether you're engaged in competitive racing, off-road adventures, or simply looking to elevate your daily driving experience, the ARP Head Stud Kit stands as a testament to its reputation for providing unmatched strength and durability.
 
 
 
DETAILS:
Made using premium grade alloy materials that deliver superior fatigue cycle life
11mm profile
Each stud is placed vertically in special racks 
Heat treated to 220,000 psi
Thread-rolled to provide 1000% better fatigue strength
Resistance to atmospheric corrosion and oxidation
Includes (12) head studs
Includes (12) 12-point nuts
Includes (12) washers