BFI means Big Fucking Intake.
It is the action of turning your normal air intake on your car into one that has the ability to suck in more air, therefore providing more power.
Ay dood, I jus did a fully hektik BFI on mah S15, I can now do drifts maight.
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from email@example.com. We'll never spam you.