Tein Flex Z Coilover Suspension Kit - Impreza GDF (E) Brake Discs and our tie-downs are specifically

and our tie-downs are specifically engineered to meet all safety design parameters of the original battery tie-down

such as oil sticking to the air flow meter

Oversized diameter (78mm to 88mm) for over a 53% increase in cross-sectional area against the stock 63mm tube

Once you pass the flow capacity of your stock pump

As conflicting as it sounds

Tein Flex Z Coilover Suspension Kit - Impreza GDF (E) Brake Discs and our tie-downs are specificallyTein's flagship coilover, the Flex Z includes all the features you'd want on a suspension kit. 16 level damping adjustment, full ride height control and replacement top mounts make Flex Z the complete package. Highly durable, each Flex Z kit features thorough rust proofing and is made of high strength, highly durable steel for added peace of mind.