Pre cats

[scotty_d]

What ones are the pre cats? as where are they located and what do they look like? i take it the big "can" on the Y section is the main cat?

[V8 Animal]

scotty_d said:

What ones are the pre cats? as where are they located and what do they look like? i take it the big "can" on the Y section is the main cat?

Big can on Y is main cat.
Follow the exaust back from the Y to the headers the bulge bit is the precat.
Looks like a honeycomb when you split the exhaust.
V8 Animal

[Barreti]

This is the only pre-cat worth talking about IMHO