RM Motors downpipe BMW M5 F90 / M8 F91, F92 4.4 V8 S63B44B – PROM.112126L+112126P

RM Motors downpipe for the version originally equipped with a EURO 6 catalytic converter.

Product details:
– set: 2-piece downpipe (1 part for cylinders 1–4 and 2 for cylinders 5–8)
– for 4.4 V8 engines
– pipe diameter increased by 6 mm compared with the original
– all parts CNC-made
– connections: two lambda sensor bungs, vacuum hose mount, fitting for attaching the vacuum hose, hex nut for closing off the vacuum hose, reinforced mounting for greater rigidity

Notes:
– clamps not included; we recommend reusing the original clamps from the vehicle

OEM part numbers:
– 18327856827
– 18327856829
– 18328098918
– 18328098919
– 18327856828
– 18327856830