Skunk2 Alpha Series BRZ / FRS Connecting Rods Cat-Back Systems Manley Subaru WRX/STI (EJ20/EJ25) Valve

Manley Subaru WRX/STI (EJ20/EJ25) Valve Springs (1

3L V8 Spin-On Oil Filter

70mm / Inconel / Dish (SET OF 12)

and is protected by the K&N 1-Year Limited Warranty

Skunk2 Alpha Series BRZ / FRS Connecting Rods Cat-Back Systems Manley Subaru WRX/STI (EJ20/EJ25) ValveAlpha Series Rods are forged from select 4340 chromoly steel and feature an H beam design, resulting in the ultimate strength to weight ratio. 4340 chromoly is one of the strongest materials available, however, not all 4340 chromoly is the same. As such, Skunk2 relies on extensive material testing and works closely with its foundry to produce high quality rods at an affordable price. Comprehensive heat treating, tempering, and shot peening processes