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Ships within 48 hours · Estimated delivery Oct 9 - Oct 14
Standard unlock/Custom ROM unlock
If you do not know which trim you have
Precision-engineered
Stage 2Â Pump flow 72psi (5bar):Â 2
The MAD Axle Back Exhaust is crafted to provide a rich
MAD N55 Downpipe V2 BMW M135 M235 M2 335 435 4.0" M52 Standard unlock/Custom ROM unlockUpgrade from the stock N55 downpipe to the MAD N55 catless downpipe for maximum airflow, power, and sound! Upgrade to the MAD BMW N55 downpipe to eliminate the backpressure caused by your stock catalytic converters. By upgrading to our downpipe, your turbo can now spool faster and achieve maximum power. As a bonus, your car will sound a lot nicer as well. Expect up to a 30HP increase on a tuned BMW N55 with stock turbo, even more on cars with upgraded
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