We are in the final stages of calibration of the 2007 5.3L "O" code SUV's ! We should be able to start shipping these VERY soon! Get out your Credit Cards folks. Here are some pics for you guys to over:

877-886-0842

 

Nice!!!!

 

Thanks, we are glad to be making some headway on the program. Give your favorite board sponsor a call to place your order

 

one big question is. how does it react with Active Fuel Management?