I went to Knowles Exhaust  to have a set of new exhaust manifolds and a set of dual exhaust pipes installed. Knowles Exhaust broke a brake line and cut off a new alternator bracket I had installed months earlier. The truck broke down in the middle of nowhere with no brakes. I have asked if Knowles would like to meet to discuss a reasonable settlement. I was flatly told no. I have filed in small... more

Went to Knowles Exhaust as a walk-in at 8am on a Monday morning. My vehicle had developed an exhaust leak at the flex pipe over the weekend. Told Andy the service writer that I was confident it was a flex pipe leak, and if they could take a quick look at it to see if they could repair it. Andy said they could not look at my vehicle as they were already booked for that morning. This is fine. I... more

Took our truck in to check out why the running lights were not working on our trailer.  Tech looked at the owners manual, opened the fuse box and changed the fuse, while in the parking lot.   Total time, less than 10 minutes.  Charged $22.  That's $132 per hour shop time.$22 for a fuse; goodwill: priceless.