Not really sure but if you blow too hard on the engine it moves like crazy so I'm pretty sure I need them all. I'm not driving my car to the meet today, but maybe when you have time you can take a look at it for me.


99 Blk SE Sport 2.5 CD4E Euro Focus SVT Wheels 5 % tint Mesh Grilles w/indiglo ford KKM intake filter FMS 9mm wires Superchip Signal mirrors Fog lamp mod Dingless A6 sidemarkers Duals SVT springs/struts