Pay in 4 interest-free payments of $49.25 Learn more
Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Both the CSF and OEM cooler went through roughly 25 back-to-back dyno pulls every 30 seconds to measure the performance of the car overtime
2020+ G22 4 Series
Core Charge includedYou keep your OEM Turbos
and is computer cut to shape for accuracy/precision
ARM F2x/F3x/F87 N55 4" Downpipe EWG goldenwrench m3 washer fluid cap Both the CSF and OEMHIGHLIGHTS Gain up to 23whp 29wtq Faster Turbo Spool Improved Exhaust Sound Upgrade to Stage 2+ Tuning SS304 Stainless Steel PROFILE An F30 N55 Downpipe is regarded as the best hardware upgrade to get the most power from your N55 powered F3X BMW. The stock N55 downpipe comes from the factory with a catalyst that severely restricts exhaust flow. Upgrading your downpipe unlocks power, improves turbo spool, allows you to run stage 2+ tuning, and
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