ARP Main stud + ARP Undercut M11 Head Studs for Evo I - IX.

Features of ARP Main studs are as follows:

- Forged in-house at ARP using only the highest quality materials.
- Heat – treated to ensure optimum fatigue strength (Using special vertical racks to assure complete 360 degree penetration).
- Threads rolled after heat treatment to provide fatigue strength up to ten times longer.
- Precision CNC milling to an exact specification.
- Specially designed for optimum reliability in every application.
- For Mitsubishi Evo I - IX

Features of ARP Undercut M11 Head Studs:

- Forged in-house at ARP using only the highest quality materials.
- Heat – treated to ensure optimum fatigue strength (Using special vertical racks to assure complete 360 degree penetration).
- Threads rolled after heat treatment to provide fatigue strength up to ten times longer.
- Precision CNC milling to an exact specification.
- Specially designed for optimum reliability in every application.
- Undercut M11 studs.
- For Evo Models I - IX.

Stock images used. Actual product may vary.