0660cc FIC BMW M2-4 series S58 (G80/G82/G87) Fuel Injector Clinic Injector Set (High-Z)(IS833-0660H-SP) E46 1)Removing the exhaust saves you

1)Removing the exhaust saves you nearly 150LBS

Upgrade from the stock N55 downpipe to the MAD N55 catted downpipe for maximum airflow

and unrivaled drivability

and compressor housing has to be a 2" or 2

0660cc FIC BMW M2-4 series S58 (G80/G82/G87) Fuel Injector Clinic Injector Set (High-Z)(IS833-0660H-SP) E46 1)Removing the exhaust saves youBMW M2 4 series S58 (G80 G82 G87) Fuel Injector Clinic Injector Set to fit aftermarket intake manifold or port injection kit: 6x0660cc SP High Impedance Ball & Seat Injectors. These injectors utilize the latest technology and provide great linearity and short pulse width repeatability. Plug & Play fit to OEM harness. This injector set is precisely matched using Fuel Injector Clinic's proprietary Data Match Technology. Each injector is individually