ARM motorsports BMW F10 550I N63 / N63TU 3" CATLESS DOWNPIPES Best Selling

ARM motorsports BMW F10 550I N63 / N63TU 3" CATLESS DOWNPIPES Best Selling*FROM ARM MOTORSPORTS* HIGHLIGHTS Gain up to +43whp 48wtq Improved Turbo Spool Enhanced Exhaust Note Fully Reversible PROFILE ARM Motorsports' new N63 N63TU downpipes for the 4. 4L V8 Twin Turbo powered 550i allows you to take your N63 N63TU engine to the next level. Made with full 304 Stainless Steel and 3" construction these downpipes provide a significant increase in power and torque over the OEM catted downpipes. In addition to the massive power

Spring Length (mm): F=200 (Straight) | R=250 (Straight)

Individual Port Injection Bungs on Each Cylinder Runner (Comes Pre-Plugged)

No detection by dealer when removed

The filters will be placed in the same position as the OEM air ducts were inside the engine bay

but not CARB approved – meaning they're street legal in all 49 states EXCEPT the state of California

All Grade-8 mounting hardware included

The company's exhaust systems have been used in some of the world's most prestigious racing series

4 ply Silicon Connectors

SellingPoint02: Bar-and-plate core TIG welded to cast-aluminum manifold withstands over 60 PSI of boost

Light weight construction

• Guaranteed to fit with both OEM and upgraded intercooler/charge pipes

Thus allowing you the possibility to influence wheel/tire loads or take into concern chassis characteristics