You mean IAC valve?? Not EGR, Correct??
No, they do not include a gasket with the IAC valve. It is only ~$2 (IIRC) from the stealership anyways.
As for the tube, I guess I wouldn't replace it unless you had to. I can't really see a rubber hose going bad.
1999 Mystique LS V6
Alpine CDA-9807, Rear deck sub, Opt. TB, K&N RU-3530/MAF adaptor, custom heatshield, FSVT 17's, SCT 4-program chip, Eibach's/ST200's, Hella Fogs...
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