Dinan Stage 1 Software Upgrade for 550i
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01-15-2013, 09:12 PM
Drives: '15 SSII M3
Join Date: Apr 2010
Location: Bay Area, CA
Originally Posted by
Sluggoslinger do you really think there is a big difference between stage 2 and 4?
What do you need to run stage 4? Exhaust and???
Dinan intercoolers....and another $200 for stage 4 software.
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