Didn't even have to change the oil . So much better than the tiny 10mm
Cant complain, it was exactly what I was looking for. Easy installation, my only issue with it is the tubing is very rigid, I wouldn’t recommend installing it unless your in a nice warm environment. Overall though, it’s quality
simple boost/vacuum guage install.
I bought this guage because my car was missing the guage it had. Was easy to install and works great. Just made a small cut in the firewall plug for the hose it comes with.