2015 GMC Denali Runs 0-60 mph in 4.5 sec!

2015 GMC Yukon Denali equipped with Hennessey HPE650 Supercharged upgrade runs 0-60 mph in 4.5 seconds! For more information including 2015 Cadillac Escalade performance upgrades, call or visit Want to learn how to make fast cars go faster? Check out Tuner School where our classroom includes a 1/4 mile dragstrip!