Ford Focus RS MK3 (2015-2018) Rear Diffuser

Aggressive Aero Styling for Your Focus RS MK3 – Rear Diffuser with Fins 

Transform the rear end of your Focus RS with this motorsport-inspired diffuser kit, complete with five shark fin-style splitters for a bold, aggressive finish. Designed specifically for the MK3 chassis, this rear diffuser enhances road presence while improving visual balance and underbody styling.

Constructed from high-strength ABS plastic and finished in solid black, this kit includes all necessary pieces for full-width coverage across the rear bumper. The sharp, angular fins add race-ready detail and help create a purposeful look from every angle.

✅ Compatible With:

• Ford Focus RS MK3

• Model Years 2015–2018

📦 What’s Included:

• 1x Centre Diffuser Panel

• 5x Shark Fins (pre-cut)

• 2x End Plates

• Full Mounting Kit (bolts/screws included)

💡 Details:

• Material: Durable ABS plastic – lightweight and weather-resistant

• Finish: Black

• Installation: Bolt-on using supplied fixings. Professional fitting is recommended for best alignment.

Upgrade your Focus RS’s rear-end presence in under 30 minutes. Pair it with a spoiler lip or side spats to complete the track-inspired look. Got fitment questions or unsure about install process? Contact us anytime—our team’s here to help.