BMW F20/F21 Diffuser

BMW F20 F21 Rear Diffuser is a stylish exterior upgrade designed to enhance the rear appearance of your BMW 1 Series with a more aggressive, modern, and performance-inspired look.

This rear diffuser has been developed to complement the factory rear bumper of the BMW 1 Series F20 and F21 LCI models, adding sharper definition and a sportier rear profile. The design improves the overall visual balance of the rear end while maintaining clean fitment and factory-style integration.

The BMW F20 F21 Rear Diffuser is ideal for owners looking to upgrade their rear styling with a simple yet impactful modification. The diffuser enhances the vehicle’s road presence and works perfectly alongside other exterior upgrades such as gloss black styling components or performance-inspired body kit parts.

Manufactured from durable automotive-grade materials, this rear diffuser offers excellent fitment, long-lasting finish quality, and resistance to everyday road conditions.

Available Finishes:

Matte Black

Gloss Black

Fitment:

BMW 1 Series F20 (LCI) – 2016 onwards

BMW 1 Series F21 (LCI) – 2016 onwards

This product is supplied as a high-quality aftermarket product and is not OEM.

If fitting is required, please select “Included” prior to checkout.

If delivery only is required, please select “Excluded” prior to checkout.

🚚 **Fast UK Delivery**
- Next-day dispatch on all stocked items (order before 3PM).
- Reliable courier services across the UK & Europe.

🛡 **Product Warranty**
- All products come with 3-6 months standard warranty

⚒ **Professional Installation**
- On-site fitting available at our West Yorkshire facility
- Lifetime warranty is included on the fitting only when fitted by KITS UK.

📍 **Location:**
Unit 3C Onward Park, Phoenix Avenue, Green Lane Industrial Estate, Featherstone, West Yorkshire, WF7 6EP

📅 **Opening Hours:**
Monday – Friday, 9am – 5pm
Saturday, 9am – 4pm