Oxygen Sensor 2000" Silverado 5.3 liter
does anyone have a link that will show the location of these 2 sensors ? thanks, Wendell
Welcome to the Site Wendell, Number #4 and Number #5 are the 02 Sensor's, you have to 2-Sensor's before the Cats, and 2-Sensor's after the Cats....on your Exhaust System.
Originally Posted by Wendell Gosdin
5.3 l 3.73 l G80
BLACK BEAR CUSTOM TUNE
SNUGTOP l COLORMATCH l KATZKIN