Reviewed By DAVID T (Hutto, TX) Reviewed for a 2004 Chevy Trailblazer —5/8/2013 6:07 PM
Made a HUGE DIFFERENCE!!!!!!!!!!
Reviewed By Andre T (Toledo, OH) Reviewed for a 2007 Chevy Trailblazer —4/8/2016 2:11 AM
Extremely happy, when I put my foot in it you can really tell the difference, I recommend this Superchip for anyone who wants to increase their horse power