Reviewed By Stan R (Channelview, TX) Reviewed for a 1996 GMC Suburban —1/23/2012 5:57 AM
Plugged it in and it did the tuning. Noticed change in power and mpg immediately.
Reviewed By Eric B (Aurora, CO) Reviewed for a 2006 Dodge Ram —6/16/2017 9:21 AM
The Jet Performance Stage 2 Module does what it says it does! You can hear the difference it makes in the spark and fuel timing curves. The power is noticable. I am using it with a cold air intake, high flow exhaust, and a TB spacer. The combination works as advertised.