Exhaust system

Sonic · 05-16-2007, 07:19 PM

I'm looking at different systems and due to the fact that my 91 supra has a cat converter and 2 oxygen sensors you cant take it off .... so now i have to buy a engine management system.... ? is that the only way?

05-16-2007, 07:19 PM	#1
Sonic Stock Join Date: May 2007 Location: south africa Posts: 11	Exhaust system I'm looking at different systems and due to the fact that my 91 supra has a cat converter and 2 oxygen sensors you cant take it off .... so now i have to buy a engine management system.... ? is that the only way? Last edited by Sonic; 05-16-2007 at 07:20 PM. Reason: spelling