F forcefedyota New Member Jul 23, 2005 #1 anybody know of any free mods that can be done on these engines?
Zuffen Super Moderator Staff member Jul 24, 2005 #3 Cold Air Intake (CAI) and Big Intake (BFI) is where it ends. Both can give a little additonal power and torque.
Cold Air Intake (CAI) and Big Intake (BFI) is where it ends. Both can give a little additonal power and torque.
