Quote Originally Posted by bo9roadking View Post
Where do you install the AME Failsafe gauge and do you replace the factory sensor at the cat with the new wideband O2 sensor? Looking forward to hearing how the install goes and how the tune works for your Magnuson. I'm still waiting on Magnuson for a new tune, but if you have success with the direction you are going, I'll definitely be interested in following in your footsteps.
2k13jk is right. You install the wideband 02 sensor in the exhaust before the catalytic converter. For us Magnuson guys there is a plug on the back of the S/C that you remove and attach the boost gauge tube to.