AST ALS Adjustable Lowering Spring System Other Ancillary Hardware 5 inches and a height

5 inches and a height of 7 inches

The factory CTR radiator is more efficient than the factory Civic Si radiator so improvements with the CSF Radiator should be much more significant

With 55A bushings

IE Performance valve guides are sold individually

the runners have an inner diameter of 33mm

AST ALS Adjustable Lowering Spring System Other Ancillary Hardware 5 inches and a heightAST suspension lowering springs will lower that center of gravity without giving in a lot of the comfort you are used to with the OEM springs. The lowering springs are a direct replacement of the OEM springs and have been developed especially for each vehicle specific. Made out of the best material on the best Wafios coiling machines available. The ALS system incorporates specially designed spring seats which allow on car adjustment of the springs.