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Electronic Valves for Rapid Open/Close
Acceleration timers (0-60mph/0-100mph/60-130mph)
The perfect touch for those looking to stand out or get that much desired track look
Stock Barb or AN fittings to fit anything from a stock replacement to a full race car
ARM BMW N63/N63TU 3" Catted Downpipes m2 antenna Electronic Valves for Rapid Open/CloseHIGHLIGHTS Gain up to +43whp 48wtq Improved Turbo Spool Aggressive Exhaust Note 200 Cell Sport Catalysts Direct Bolt On, Fully Reversible PROFILE ARM Motorsports new N63 N63TU Catted Downpipes for the 4. 4L V8 Twin Turbo powered 550i allows you to take your N63 N63TU engine to the next level. Designed with the same precision as our N63 Catless Downpipes, the ARM N63 Catted Downpipes feature high flow 200 cell ceramic sport catalytic converters
