R Red66GT New Member Jul 14, 2003 214 0 0 Simi Valley, CA Sep 5, 2005 #1 Sep 5, 2005 #1 Are there 2 O2 sensors up front and 2 in back (4 total)? And as far as trying to get better gas mileage, do I even have to change the ones after Cats?
Are there 2 O2 sensors up front and 2 in back (4 total)? And as far as trying to get better gas mileage, do I even have to change the ones after Cats?
sgarlic Founding Member Apr 21, 2001 3,085 1 56 Sep 6, 2005 #2 Sep 6, 2005 #2 Dude, seriously, quit starting new threads for all these questions that have been answered 100 times. Use the search button.
Dude, seriously, quit starting new threads for all these questions that have been answered 100 times. Use the search button.
R Red66GT New Member Jul 14, 2003 214 0 0 Simi Valley, CA Sep 6, 2005 #3 Sep 6, 2005 #3 I highly doubt its been answered 100 times, but I'll start searching the forums more from now on.
YardSpecial New Member Mar 20, 2003 2,664 0 0 MT Sep 6, 2005 #4 Sep 6, 2005 #4 Front two, back two just check the front two and the cats............
timeless2 Vi Veri Veni Versum Vicus Vici Admin Dude Nov 29, 1999 1,366 202 154 the Shadow Gallery Sep 6, 2005 #5 Sep 6, 2005 #5 If you have your stock pipe (which it sounds like you do), change them all. I view it like mixing half-spent batteries with new ones.
If you have your stock pipe (which it sounds like you do), change them all. I view it like mixing half-spent batteries with new ones.