normally how those acc worker install spoiler?got wat method to make it anti rust n tidy handwork?some more how they measure the location of the spoiler?i see got some ppl car spoiler sengket 1..some of them say use eye to justify got others method?
I got a pair of flip mirror(AE92) + relay + switch.
My car dont have this flip system before.
I want to test all the parts together wether it works or not before installed into the car.
Any idea how to test it?
Any...