ARM Motorsports N55 4" Catted Downpipe (EWG Models) - Various BMW F2x / F3x Models 2012-2018 255/45ZR18 0 - Small - Classic

0 - Small - Classic - Transarent Clear

In true Diode Dynamics style

Our turbo inlets feature durable silicone pipes

The Mishimoto Heat shielding sleeves are available in silver and gold with a

ARM Motorsports N55 4" Catted Downpipe (EWG Models) - Various BMW F2x / F3x Models 2012-2018 255/45ZR18 0 - Small - ClassicHIGHLIGHTS 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 ARM N55 Catted Downpipe offers the same benefits as the catless option with added benefit of reduced exhaust odor. The stock N55 downpipe comes from the factory with a catalyst that severely restricts