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Featured GM Cars

Our featured GM vehicles include some of the finest late-model high performance cars found anywhere. From the Pontiac G8 and Chevy Impala SS, to the Cadillac CTS-V and the Chevrolet Camaro Z28, you will get a wide range of performance cars to drool over. Of course, each car review comes with the professional insight and car photos you’ve come to expect from GM High Tech Performance.

GMHighTechPerformance Blogs

The Chevrolet SS
Chevrolet announces new SS performance sedan. It will compete in the 2013 NASCAR season and arrive... more
Charity Cruise
 Hot Rodders Children's Charity Tour of the South ... more
Collector Car Appreciation Day
SAN Secures U.S. Senate Resolution Designating July 13th As "Collector Car Appreciation Day"... more
COPO Camaro
GM releases full specs on the COPO racecar   ... more
Race Rules
 Coming to the Holley LS Fest in September ... more

GMHighTechPerformance Forums

G8 GXP Redline
What is the Redline for the LS3 Powerplant in my G8 GXP? There are no markings of any kind on the... more
Head markings
I have a 69 chevy 1/2 ton pickup. 350 motor with haed markings of a rectangle box with a single... more
Back Issue July 1999
Any chance this is available?? I've searched everywhere for a copy. Thanks!... more
Going from 8 Rib Serpentine to Cogged Blower Drive
We started rebuilding the belt system on my 2004 GTO. going to separate the blower drive from the... more
2010+ Camaro TR6060 Issues
I guess this is wishful thinking and maybe I just need to vent but I'd like to see GMHTP look into... more
GM High-Tech Performance