Why are there so many different intake boots for the M20B25? I know there are different ICV (T and L) but there seems there are other differences! What gives?
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89 E30 325is Lachs Silber - currently M20B31, M20B33 in the works, stroked to the hilt...
new build thread http://www.r3vlimited.com/board/showthread.php?t=317505
