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designed to deliver unmatched performance and style
Follow our in-depth video guide (see below) to fit your new spoiler in minutes
the stud conversion system makes wheel changes significantly easier while ensuring consistent wheel alignment during installation
7mm in length
Wagner BMW B58 200CPSI Performance Downpipe (M140i, 440i, 540i & X4 M40ix) Product Type_Pre-Cleaner designed to deliver unmatched performanceWagner Tuning BMW B58 200CPSI Performance Downpipe is a stainless steel sports cat designed to increase airflow whilst complying with on road emissions regulations. Designed specifically for the B58 engine this downpipe reduces back pressure which improves throttle response and low mid range torque. The vehicle's exhaust note also benefits as this sports cat really allows the B58 engine to sing. The downpipe kit replaces the following stock BMW part:
