AMS Performance Alpha Performance GTR Turbo Kit 3-port Boost Control Kit (Externally Wastegated) - ALP.07.14.0016-1 fits_2015-`BMW`M4 CNC-machined for precise OEM-level fitment

CNC-machined for precise OEM-level fitment

Made From Lightweight Neoprene Material

CAD Designed Roto Molded Intake Tubes

The Version 2 Valvetronic Designs F-Chassis Valved Exhaust is our most refined system yet for the BMW F-Series lineup

Additional cool air is brought into the housing via the factory air inlet scoop

AMS Performance Alpha Performance GTR Turbo Kit 3-port Boost Control Kit (Externally Wastegated) - ALP.07.14.0016-1 fits_2015-`BMW`M4 CNC-machined for precise OEM-level fitmentThe AMS Performance 3 Port Boost Control Solenoid Kit makes installing your Alpha turbo kit easier than ever. Everything you need to set up your boost control like a pro!?