N55 5" CPE Downpipe Dyno
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01-16-2013, 10:07 PM
BimmerPost Supporting Vendor
Drives: 2007 335i, 2015 M3
Join Date: Dec 2008
Originally Posted by
How come the 135 with the ISO JB4 had 389 whp and 470 WTQ?
It has an intercooler and the DCT puts more power to the ground vs. the steptronic. The 135i also has half the miles.
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