odd tube from exhuast manafolds

[Faze2183]

on the driver side of the exhuast manafolds theres a funny lookin tube and what is it ? does anyone know? can it be removed?

[Faze2183]

i wanna gut my cats on my 96 k1500 with the 5.7 but im worried about the 02 sensors tripin out what would i need todo? any riging of the wires that id need todo? or????? would i have to rig all 4 of the sensors or ????

[Jeremy-WI]

tube from manifold on the drivers side is probably for the EGR valve.

[quaddriver]

AIR tube, do you have an air pump on the motor? what is the 8th digit of your vin?

[Faze2183]

nope no air pump that i know of.?.?.?.? and vin letter is R

and can i remove the egr pipe it runs up to the engine and i found where it goes can it be removed?

[Faze2183]

i was wantin to gut the cats do i do both or only one? and because i already have the o2 simulators

is there any down sides with gutin them?

any good sides?

[JWhite8055]

Down side?

More pollution, lower fuel milage, more noise, failed "E-check", more fumes..

Up side...

[timberdoodle]

Up side...more power..loud as hell!!

[Faze2183]

will there be much milage change or no?