Originally Posted by Fifty150hs

I have 6000 miles on this mod. I did it with a catch can. The catch can does catch oil, so this mod doesn't completely eliminate oil usage. That said, I'm 4000 miles since my last oil change and have only used about 1/2 liter. If I go to my next oil change at 5000 miles without adding oil I will consider this mod a complete success. I already consider it a very good mod. I haven't received any SES for STFT. I get the odd LTFT SES for too rich in one bank, but I was getting those before the mod.