BMW 1 Series F40 M135i / M-Sport Rear Diffuser V.1

Why choose this product?
Upgrade your BMW F40's rear profile with the Rear Valance V.1 in gloss black. Designed for M135i and M-Sport models (2019–2024), this diffuser offers a sportier, more aggressive rear-end aesthetic. It replaces the factory unit and is secured using self-tapping screws for a reliable fit. Perfect for enhancing road presence with a factory-plus look.

What’s Included

• Rear Diffuser (Valance V.1)

Finish

Gloss Black – Supplied ready to fit. High-gloss finish complements factory trim and styling.

Important Notes

• This product replaces the OEM diffuser – removal of the original is required.
• Self-tapping screws are necessary for secure installation.
• If fitting to M-Sport models, the exhaust must be changed to two single tips.

Vehicle Compatibility