Quote Originally Posted by bennjamin View Post
i feel a lag in my car when i use unleaded 91.
Which unleaded 91 did you use, cause when I use BP unleaded 91 in my 121 bubble automatic with a/c on it feels less laggy than if I use Caltex unleaded 91.

Does that make sense, If you can tell me what you used? I'll avoid it so it wont make my car anymore laggier.