Select Page

D660-0079-BLK – Dinan Freeflow Stainless Exhaust with Black Tips for the BMW F90 M5

Part Number: D660-0079-BLK Category: Tags: ,
Please call 1-408-866-0606 for availability.

Dinan’s Free Flow Exhaustimproves exhaust flow by reducing back pressure, resulting in increased power output and a great sporty sound that is civilized when you want it to be and pleasantly aggressive under harder acceleration with zero drone.

Please note: Due to size and weight there will be a shipping surcharge of $90.00 for this item.

  • 10HP @ 6600 RPM, 8FT-LB @ 6600 RPM
  • Enjoyably louder, sportier sound
  • 100% 304 stainless steel construction
  • Four massive 4" diameter clamp-on, double-walled, polished and laser engraved exhaust tips.
  • Larger diameter piping for increased flow (83mm vs 80mm)
  • Stock exhaust valve actuators reused and operation of exhaust valve is unchanged so exhaust tone can be adjusted via the M-drive settings
  • Computer controlled exhaust valves are retained and limit noise during low speed driving and open fully during high-load conditions.
  • Twin secondary exhaust valves are a whopping 76mm diameter, making them 30% less restrictive than the OE valves
  • Easy bolt-on installation with included mounting hardware

Additional Information


Cancer and Reproductive Harm -


  • 2018-2022 BMW M5 Base Sedan
  • 2019-2021 BMW M5 Competition Sedan
  • 2022 BMW M5 CS Sedan


  • Emission Code: 5
  • E.O. Status: Part does not affect Vehicle Emissions
  • E.O. Number:

Installation Instructions

Name Size Type File
F90 exhaust Black Download



Be the first to review “D660-0079-BLK – Dinan Freeflow Stainless Exhaust with Black Tips for the BMW F90 M5”

Your email address will not be published. Required fields are marked *