FactionFab F-Spec Performance Lowering Springs Subaru STI 2015-2021 vendor_Aeromotive GSC Power-Division is expanding its

GSC Power-Division is expanding its already successful valve line to now include a Super Alloy Exhaust valve

TIG welded

It is resilient against light scratching

- Heavy Duty 10 Inch Zip Ties (5)

FactionFab F-Spec Performance Lowering Springs Subaru STI 2015-2021 vendor_Aeromotive GSC Power-Division is expanding itsPart #: FFA1. 10113. 4 These springs are precisely engineered to optimize the handling performance of your car by taking advantage of factory strut valving and travel through increased spring rate and mild drop. They feature a moderate drop, front and rear, to eliminate the factory uneven ride height while not over lowering the car and effecting the factory suspension geometry and vehicles dynamic characteristics. The linear spring rate offers a