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not if its N/A
I had a 2.8 A4 quattro w/ chip and sorry to say it was a waste of $$
now my S4 on the other hand is a different story
What kind of chip and who made it? Where did you get it tuned at? My brother's 540 & 325 both responded well to the Dinan chips he got. Of course, just the chip alone is useless if you don't get the supporting mods.