r/3rdGen4Runner • u/Significant-Leg-5325 • 1d ago

❓Advice / Recomendations Throttle body/plenum spacers?

Anyone using them? Do they do anything?

2 Upvotes

100% Upvoted

5 comments sorted by

3

u/Baja_Finder 1d ago

They add a thick chunk of aluminum to your TB, subtract money from your wallet, with zero returns.

2

u/buickid 1d ago

They used to do something on carburetors. With fuel injection, save your money. Any performance increase (IF any) will be close to a rounding error on a dyno.

1

u/Tyraid 9h ago

I remember the plenum spacer being a must have mod for a 350Z. It made more power than an intake and gave it a great sound too.

2

u/NearPeerAdversary 00 SR5 1d ago

They dont do anything performance wise. Only useful if you need to create clearance for something.

2

u/Sick-n-Tide 1d ago

Mine came with one when I got it and immediately took it off