Bilstein B8 Performance Plus monotube strut for 2015–2017 Subaru WRX/STI front left is a performance-oriented replacement damper described for pairing with aftermarket lowering springs. With a 36mm monotube design and vehicle-specific valve tuning, it aims to complement lowering spring kits by improving handling characteristics while maintaining ride quality and meeting or exceeding OE testing standards.
Bilstein B8 2015-2017 Subaru WRX - STI Front Left Monotube Strut Assembly