I have a 2001 Hummer H1 and I had purchased a 4" stainless exhaust from a competitor. It sounded fine but it looked really bad once installed. It exited outside the Hummer about 5" behind the tire and did not follow the factory location. I immediately...
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From: Chuck

Walt is an upfront guy. I ordered a fuel miser chip. Ya, i had some problems with it. After a few chips, it turned out to be a injection pump problem running out of fuel. Walt re-programmed my chip at no charge, even thought the original chip was almost 1...
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From: Aaron L.