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Old 09-05-2012, 04:16 PM   #25
6th Gear Member
Join Date: Mar 2002
Location: Toronto
Posts: 1,635
I've never considered a tune when I did my M50 manifold mod on my S52.
After the installation, I noticed a loss of torque down low, but I gained it all back on the top end! Great bang for buck imo, even w/o a tune

98 M3 Sedan (SOLD)
06 Yamaha R6 (SOLD)
04 Honda Civic (Beater)
93 318i (SOLD)
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