AST Suspension Lowering Springs for 2015-2021 Subaru STi (ASTLS-18-026) ECMTuning These valves are made from

These valves are made from a beautifully polished billet aluminum and the atmospheric design expels the air straight to atmosphere giving you that "whoosh" when you let off the throttle

Huracan and Gallardo models

While this is generally accepted as good quality and durable

Red Line offers these products that ensure proper shifting while providing ultimate wear protection

silicone hose

AST Suspension Lowering Springs for 2015-2021 Subaru STi (ASTLS-18-026) ECMTuning These valves are made fromAST suspension lowering springs will reduce the center of gravity on your STi while maintaining much of the comfort you're accustomed to with the OEM springs. These springs are a direct replacement for the originals and are specifically designed for each vehicle. Crafted from top quality materials using advanced Wafios coiling machines, they ensure performance and durability. Vehicle Fitment: 2015 2021 Subaru STi (VA EJ25) Does NOT fit the WRX. WRX