so i need a new cat again!!

[YALEROYNOT]

I got a new cat installed about 2 years ago now Im geting the same code. im thinking of doing a high flow cat and exhaust this time.


what cat should i get ( high flow )

what exhaust ?

or 40's and custom bent exhaust

[01silveralero]

what code are u getting im a little confused........

[Cliff8928]

If i had to take a guess it would be P0420 - Catalyst efficiency below threshold (bank 1)

[YALEROYNOT]

Originally Posted by Cliff8928

If i had to take a guess it would be P0420 - Catalyst efficiency below threshold (bank 1)

thats it

[Redog]

Hmmmm. a new exhaust or a cat other than stock would throw a P0141 code for the heater circut.

I would get the new exhaust if the money allows, and buy the O2 sim from PFYC.com

[YALEROYNOT]

what about this cat? will it throw a code ? i like the price thats a little more then i paid for a stock replacement ( and lasted 2 yrs )

ss cat

[SittinOnChrome]

run a str8 pipe

[Redog]

Originally Posted by YALEROYNOT

what about this cat? will it throw a code ? i like the price thats a little more then i paid for a stock replacement ( and lasted 2 yrs )

ss cat

Yes, if it's not stock it WILL throw a code

run a str8 pipe

Illegal, and big fines if you get caught

[YALEROYNOT]

Originally Posted by Redog

Yes, if it's not stock it WILL throw a code



Illegal, and big fines if you get caught

what do you run reddog? can i run a high flow and a o2 sensor converter thingy ?