ion - hhr
#3
yes....the Ion redline is the same drivetrain as the supercharged cobalt....
do this:
https://www.chevyhhr.net/forums/2-4l-performance-tech-14/supercharged-hhr-35495/
I know its a 2.4l, but its pretty much the same steps.
do this:
https://www.chevyhhr.net/forums/2-4l-performance-tech-14/supercharged-hhr-35495/
I know its a 2.4l, but its pretty much the same steps.