Skip to product information
1 of 4

Performance M

Maxton Design Piano Gloss Black Rear Spats & Side Splitters for BMW M5 F90 2017-2019 - Rear Bumper Corner Extensions, Rear Diffuser Side Extensions, Aero Fins - ABS Direct Fit Pair with Fitting Kit

Maxton Design Piano Gloss Black Rear Spats & Side Splitters for BMW M5 F90 2017-2019 - Rear Bumper Corner Extensions, Rear Diffuser Side Extensions, Aero Fins - ABS Direct Fit Pair with Fitting Kit

Regular price £94.00
Regular price Sale price £94.00
Sale Sold out
Shipping calculated at checkout.

Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.

Maxton Design Piano Black Rear Spats and Bumper Corner Extensions for BMW M5 F90 2017 to 2019

Give your F90 saloon a sharper tail end with these Maxton Design rear spats. Finished in a deep piano black, these bumper corner extensions add width and presence to the back of the car, delivering that coveted OEM plus look with motorsport-inspired styling. A simple bolt-on upgrade that instantly elevates the rear profile without compromising everyday usability.

Engineered specifically for the BMW M5 F90 model years 2017, 2018 and 2019, this pair is produced from automotive-grade ABS plastic for strength, impact resistance and durability in all seasons. The ultra-gloss finish pairs perfectly with factory trims and other Maxton aero components for a cohesive appearance.

Vehicle compatibility

BMW M5 F90 2017 to 2019

In the box

  • Left and right rear spats bumper corner pieces
  • Fitting hardware and instructions

Download the official fitting guide

Why this upgrade works

  • Tailors the rear bumper with a bolder, lower stance and cleaner lines
  • Piano black finish for a premium, factory-style aesthetic
  • ABS construction for a robust, lightweight and dependable result
  • Model-specific fitment for the F90 M5 with supplied fixings
  • Shipped with a protective film to help prevent marks prior to installation

Trusted by enthusiasts

We have fitted these Maxton rear spats on customer cars and our own builds with excellent feedback on fit, finish and visual impact. The transformation is immediate and suits both stock vehicles and those already running additional aero parts.

Professional fitting

Prefer us to install it for you? Book expert fitting at MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Material and care

Made from ABS plastic commonly used in automotive exterior components for its balance of rigidity and flexibility. Products are delivered with a thin protective film that should be removed after installation to reveal the high gloss surface.

Search-friendly terms customers use

BMW F90 M5 rear spats. M5 F90 bumper corner extensions. Maxton Design rear corners. Piano black rear valance add ons. F90 M5 aero kit rear fins. BMW M5 2017 2018 2019 styling parts. Performance body kit UK. Rear diffuser side extensions. Aftermarket exterior trim for BMW M5 F90. UK supplier. Warwickshire fitting service.

Upgrade your BMW M5 F90 with Maxton Design rear spats for a wider, more purposeful rear end. Order today for a high quality finish and a transformation you will notice every time you walk up to the car.

View full details