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TRE Pre-preg Carbon Fibre Performance Rear Diffuser for BMW M5 (2017+, F90)

by TRE

Upgrade the rear of your BMW M5 with this dry Carbon Fibre (Pre-preg) Performance Rear Diffuser for F90 M5.

This Performance style diffuser is the perfect way to add some aggression to the rear end and is specifically designed to complement the lines of the bumper.

Match with a carbon fibre spoiler (see photography) for a cohesive look.

This item also fits the F90 M5 LCI.

What's in the box

  • 1 x TRE Carbon Fibre (2x2 Weave, pre-preg) Rear Diffuser

Compatible models

  • BMW M5 (2017-2020, F90)
  • BMW M5 LCI (2020+, F90)


This replacement is a direct replacement for the existing diffuser. Remove original diffuser and reuse OEM hardware to fit.