Dinan Rear Diffuser Surround for 2021-2025 BMW M3/M4 D980-0049 air-cleaner-assemblies 25 Mounting Hardware Included Yes

25 Mounting Hardware Included Yes Heat Shield Attached No Substrate Material Ceramic Inlet Attachment Bolt-On Title OEM Grade Direct-Fit Converter Quantity 1 Main Piping Diameter 2

4L V8 1965 - 1969 Mercury Cyclone 427/7

Includes Fittings

Volvo ACL (2000-2002)

Also included is hardware to retain a manual choke cable

Dinan Rear Diffuser Surround for 2021-2025 BMW M3/M4 D980-0049 air-cleaner-assemblies 25 Mounting Hardware Included YesDinan Rear Diffuser Surround 2021 2025 BMW M3 M4 Rather than replace the full diffuser and have potential fitment challenges with various exhaust options Dinan has opted to retain the factory gloss black lower portion of the diffuser and only replace the upper diffuser surround with a carbon fiber accent piece. This solution not only guarantees the carbon cosmetics will always play well with any personalization of the exhaust that is adopted but also