BMW M140i F20 M240i F22 Downpipe with High Flow Sports Cat SBMX074

Direct-fit downpipe for the BMW M140i (F20/F21) and M240i (F22/F23) - no ECU remap needed, fully compatible with stock turbo and factory software. Built from 100mm T304 stainless steel, CNC mandrel bent for unrestricted flow.

• 200-cell high flow sports catalyst: UK road legal, emissions compliant, less restrictive than OEM
• Weight saving: 3.1kg vs OE 4.8kg - a real -1.7kg reduction for sharper turn-in
• Soundtrack upgrade: Deeper, more purposeful tone with no cabin drone

Track-day ready, fast-road friendly, daily-driver proven.