To Down Pipe or not to Down Pipe
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11-28-2012, 12:48 PM
BimmerPost Supporting Vendor
Drives: C6 Z06, 09 335i, 10 335xi
Join Date: Dec 2008
Wastegate rattle is inevitable on this car, keeping that in mind, don't get downpipes if you dont want to hear it. Dp's give some decent power, but if you have a tune already you can actually gain more power with a good intercooler.
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Coding / PPK / Alpina
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