Vortec 4.3-5.0-5.7-7.4L Tuning 96-99

In the world of electronically controlled fuel injected engines, the most important thing is the correct code. We have been offering this tuning service for over 16 years, and are now offering it at a discount price. The correct operating codec is the most important thing if you want your engine to perform at it best.

• 10HP Added Over Factory Tune & Off-Road Tune Available
• Correct code to run your engine
• 1996-99 Auto or STD
• VATS DELETE
• Gear and tire correction
• VIN update from GM Database
• Warranty
• Required you send in the ECM