G20 M340i Sedan inc Xdrive (North American / ROW Models Only)

4.5inch Downpipe with 90mm Flex & 100CSPI Race Race

Quad GT-100 Polished Trims (Requires OE System to be Cut)

Quad Black GT-100 Black Trims (Requires OE System to be Cut)

Fits to OE Trims (Requires OE System to be Cut)

Quad GT-100 Polished Trims (Does NOT Requires OE System to be Cut)

Quad GT-100 Black Trims (Does NOT Requires OE System to be Cut)

Fits to OE Trims (Does NOT Requires OE System to be Cut)

Requires Stage 2 ECU Remap - Fits to Milltek Sport and OE Cat Back Systems