Vote 2020 graphic
Everything you need to know about and expect during
the most important election of our lifetimes

How Individual Throttle Bodies Turn Your Engine Into God

Screenshot taken by that one dude who put ITBs on his Toyota V12
Screenshot taken by that one dude who put ITBs on his Toyota V12

You may have seen a BMW or a Honda once that had weird little tube things sprouting from one side of its engine. What’s up with that? you wondered, right before the owner gave the car a rev and your eardrums were split in half.

Advertisement

That was the joy of individual throttle bodies.

I did an explainer on how these work to get more air more into your engine more cleanly (but also more complicatedly and expensively) not that long ago in a piece I did on velocity stacks:

Advertisement

That said, the great nerditude at Engineering Explained also just tackled the question in wonderful white board detail and it’s too good not to post.

Please enjoy, and then go tear the turbo off your car with your teeth and put ITBs on it.

Raphael Orlove is features editor for Jalopnik.

Share This Story

Get our newsletter

DISCUSSION

ITBs are neat, but that feeling, when you’ve got the jets juuuuuuuuust right? That’s magic.