Reviewed By Tommy W (Gardnerville, NV) Reviewed for a 2003 GMC C/K 1500 —11/11/2006 11:11 AM
The programmer is EXELLENT. Definatly worth your money. Easy installation, you will have more power in no time!
Reviewed By Ensign E (Harrisburg, OR) Reviewed for a 2006 Hummer H3 —5/22/2016 10:29 AM
I have a Hummer H3 not Much at first the more I drove it started changing The tone Change I have Delta 50 flow master three inch in and out. The sound is Great. The shifting well improved I have the four speed automatic. Won't shift in four gear tell the temp goes to Normal Every time startup it get better