Bilstein B4 OE Replacement 10-14 Subaru Outback Rear Shock Absorber Evo X Subaru WRX / STI VA

Subaru WRX / STI VA 2015-2021 (sold separately)

Filtration Rating: 10 micron

Overboost Protection Built In-Protects your engine from an overboost condition by shutting the boost control solenoid off until it is reactivated by you through the buttons on the faceplate

Dual Preload Valve System (Dual PVS) for improved damping characteristics

OEM pressure cap reusable

Bilstein B4 OE Replacement 10-14 Subaru Outback Rear Shock Absorber Evo X Subaru WRX / STI VABilstein B4 OE Replacement dampers are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle, while meeting or exceeding OE standards. These dampers are the ideal choice for the driver looking to restore the original performance and handling of their vehicle, with the added benefit of world famous Bilstein quality. Material Safety Data Sheet Installation Instructions Material Safety Data Sheet Warranty