The KYB Gas-a-Just shock absorber is engineered to significantly increase vehicle stability, handling and performance. The KYB Gas-a-Just shock absorber is a more responsive mono-tube design that automatically adjusts to driving conditions and is an ideal upgrade from an OE twin-tube design. Product Features:Direct fit application for ease of installationGas-a-Just is the replacement for an OE monotube shockIdeal as an upgrade from an OE twin-tubeThe more responsive monotube design automatically adjusts to driving conditionsApplications for cars, trucks, vans, and SUV's