You can work them down but most places charge $20 for an internal patch
They charged me me $19 and was the worst service I have ever dealt with. I'm not from Charleston, but I do know there's another you're place right down the road. It's got to be better.
tire plugs are $22.17 unless you have a rewards card in which it would give you a discount
I paid $10 When I had mine plugged.
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