Thread: *Active Autowerke E9X M3 Pulleys Now Available for Post 06/08 Cars (DCT and Manual*
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      02-05-2009, 09:54 AM   #7
Omar@ActiveAutowerke
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Drives: E92 M3
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Quote:
Originally Posted by jlaw View Post
That article is ancient. Modern underdrive crank pulleys, including the AA pulley, retain factory harmonics. Nothing to worry about.
This information is Correct. Thanks Jon.
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