I know a good shop in North Austin / South Round Rock. Most of what they do is Japanese, but they are extremely compitent and have done most of the work on my truck as well as several other trucks I am aware of.
Automotive Specialists / John Long
472-4977
Other than that, I am not aware of much. I know Nelson Performance can do excelent work in SA.
Ross
No more trucks, but this is what I used to have. 2000 GMC Sierra, 6.0L-LQ4, Built 4L60, LS6 Cam, The Other Guys Headers, 3 inch exhaust and 7 chamber flowmaster, 43lb injectors, Nelson Tuning, Drop - 3/4 McGaughys Spindles, Bell Tech Shackles & Hangers. Best time 13.59 @ 106