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View Full Version : differance between b7 s4 and rs4 4.2

plk123
06-07-2007, 07:10 PM
what are the differances between the 4.2 in the s4 and the 4.2 in the rs4?
smtcapecod
06-09-2007, 06:21 PM
There's a good thread on Audiforums that ticks of the differences. Number of stages in intake manifold, header design, ECU programming etc.
V8
06-11-2007, 06:26 PM
<a href="http://forums.audiworld.com/rs4b7/msgs/52116.phtml">http://forums.audiworld.com/rs4b7/msgs/52116.phtml</a>
accstd
06-13-2007, 06:09 PM
read your 4.2 fsi ssp