Sport Series High Flow Catted Downpipes 2012-16 M5/M6 S63 Engine Finish:Brush Finish our motto at ER is

our motto at ER is "Performance

Maintains ALL factory components

The heart of the ER Competition FMIC is the massive 20"x11"x3" (26"x11"x3" with end tanks) featuring our famous high-density bar & plate intercooler core

Our new turbocharger to intercooler (TIC) charge pipe replaces that rubber hose with a new 6061 aluminum (lightweight) mandrel bent piping

The reason why we stopped at 25 PSI was because at 25 PSI

Sport Series High Flow Catted Downpipes 2012-16 M5/M6 S63 Engine Finish:Brush Finish our motto at ER isIntroducing our Sport Series High Flow Catted Downpipes for your twin turbo S63 engine! Fits 2012 16 M5 (F10) and M6 (F12). Key Features: Made in the USA! Manufactured in house. Now available for the 2012 16 BMW M5 M6 S63 Engines! High Flow 200 cell metallic catalytic converter Higher Max Horsepower Power Curve Higher Initial Torque Curve. Torque curve hits faster and higher and longer. Better throttle response and faster turbo spool up times. Mandrel