The Tein Mono Racing coilover kit for 2011–2014 Subaru Impreza WRX STI is a vehicle-specific suspension package that replaces factory dampers and springs with Tein's Mono Racing coilover assemblies. Designed to match WRX STI chassis and mounting points, the kit provides a compact, single-tube coilover solution for drivers seeking more precise suspension control for track or spirited driving within the stated model years.
Tein 11-14 Subaru Impreza WRX STI - Mono Racing Coilover Kit