What type of turbo does the 2012 Buick Regal Premium III come with out of the factory?

[ltavara131]

Hey guys I wanted to know what’s the name of the turbo that the 2012 Buick Regal come with out the Factory. And also I’d like to know how many pounds of boost can it handle along with the engine.
Thank you so much for your help!

 

[BoostedRegal2.0]

It's a KO4 turbo. Max boost is 27psi but sustained boost is about 20-22psi.

 

[ltavara131]

Oh great!! Thank you so much!!

 

[BoostedRegal2.0]

Here's some info from a guy running a bigger turbo and E85 fuel.

How much power can a stock regal hold