DeutschTuning proudly offers CTS Turbo Charge Pipe Upgrade Kit BMW M5/M6 2012-2016. The OEM plastic charge pipes that are prone to failing when going beyond stock boost levels. Our charge pipes are mandrel bent aluminum tubing with 1/8 NPT bungs for water injection. CNC mandrel bent powder coated black aluminum piping. Smooth unobstructed air flow. Includes two 1/8" NPT bungs for water injection. Billet aluminum support for the turbocharger lines.