STM-Spec D2/Swift Drag Racing Coilovers for 15+WRX / 08+STi ASNU put something below the valve

put something below the valve to keep it pressed upward

but will still notice a great improvement

The valve stem and guide are Teflon-lubricated

Excellent for high- and low-mile transmissions

Jeep 0489722AA

STM-Spec D2/Swift Drag Racing Coilovers for 15+WRX / 08+STi ASNU put something below the valveThe STM Spec D2 Swift Coilover set up is now available for your 15+WRX and 08+STi! With drag racing in mind, we've custom tailored this suspension for a mean launch and it also offers up terrific street manners with a firm, accepting ride. It's the whole package. This is the same set up we used in our 8. 0 @ 182 STM Evo 8 RS build! These will ship to you with the springs installed, but not fully set up. Additional adjustments must me made upon