Good 335i tune?
So I'm looking for a tune for my 11' 335i. I'm between ESS, Cobb, and the JB4. Right now I'm leaning JB4 because of the great reviews and price.
I was hoping to get some opinions on any of the tunes and what you guys would recommend. So if you have any experience with them I'd love to know. If anyone has anything else they'd recommend I'm open to hear that too.