yeah..most kn's just need cleaning....you can do this to them over an over..thats to say if you use thier cleaning kit..auto zone carries them. as for your sig in your profile..reminded me of when i visited rhode island..left arkansas in dec..go to rhode island..got picked up at the air port in a 4-wheel drive ..i seen they didn't have it in 4-drive..she's like '' what for '' ?.needless to say..that was my first time using my seat belt !!!!!..lmfao..i told her..hey..you try this down in arkansas..and see how far you get with ice on the road !!..lmfao.