catalyac converters in 8 na
 

my 87 na gas 3 catalyac converters
are they all neccesery
if i take 2 or 1 off would it mess up

would it go faster have more power
wut do they do

soo :shocking:

if your car is running right, you can pass with one cat.

you'll gain power by removing them, but at the expense of noise and emissions.