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VRSF Downpipe Installed without Tuning - No Codes!
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09-17-2016, 09:18 PM
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toastie
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Quote:
Originally Posted by
mike@x-ph.com
Jb4 will add significant performance increase over downpipe on its own
Yeah totally agree, just curious as to why photos_by_ronnie would believe a tune would barely add performance.
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