Supersprint Downpipe With Metallic Catalytic Converter (100CPSI) WRC - BMW 1 Series F20/F21 M140I | 2 Series F22/F23 M240I | 3 Series F30/F31 340I M2 Competition (F87) which has been tailored to

which has been tailored to highlight lower frequencies and increase the listening enjoyment

Threaded bung provided for oxygen sensor

• Compound designed for low dusting qualities

The software upgrade for the 3 Series E90/E91/E92/E93 320d was designed and tested at our dyno facility and on road to give optimal performance with maximum safety

Supersprint Downpipe With Metallic Catalytic Converter (100CPSI) WRC - BMW 1 Series F20/F21 M140I | 2 Series F22/F23 M240I | 3 Series F30/F31 340I M2 Competition (F87) which has been tailored toNOT ROAD LEGAL This Supersprint downpipe is designed to be a plug&play upgrade. It replaces the stock components without any modification. O2 sensor plugs and mounting brackets are in the same position as the OEM unit. The catalytic converter is a 100 CPSI unit, with a metallic honeycomb and a high content of noble metals. The shape and volume have been decided for optimal efficiency, thus the generous size. The high amount of noble metals avoid any