Performance M
Maxton Design Street Pro Rear Diffuser/Lower Valance for BMW M3 G80 Saloon/Sedan (2021+) - Matt/Matte Black 10mm ABS Rear Bumper Apron Splitter Undertray with Fins - Optional Red Core Accent - Fits M3 Competition
Maxton Design Street Pro Rear Diffuser/Lower Valance for BMW M3 G80 Saloon/Sedan (2021+) - Matt/Matte Black 10mm ABS Rear Bumper Apron Splitter Undertray with Fins - Optional Red Core Accent - Fits M3 Competition
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.
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Maxton Street Pro Rear Lower Valance in Matt Black for BMW G80 M3 2021 onwards
Give the back of your G80 M3 a sharper, motorsport-inspired finish with this original Maxton Street Pro rear lower valance. Precision made from rigid 10 mm ABS, this rear underbody piece adds serious presence with a clean OEM plus look that suits the factory body lines of the BMW M3 saloon.
Built to be used every day, the Street Pro construction is impact resistant, UV stable and weatherproof. Choose the stealthy matt black option or go bolder with the matt black panel featuring the red core detail. Both options arrive ready to fit with no painting required.
Why enthusiasts choose this Maxton rear aero
- 10 mm ABS plate for excellent rigidity and premium feel
- UV protected surface to help resist fading in sunlight
- Designed specifically for the BMW M3 G80 for confident fitment
- Supplied with mounting kit for a secure installation
- Vacuum sealed packaging with protective film to minimise handling marks
- TUV MATERIALGUTACHTEN certified material
- Genuine Maxton item with authenticity labelling
- Finish choices: matt black or matt black with red core accent
Compatibility
BMW M3 G80 saloon 2021 onwards.
What is included
- Maxton Street Pro rear lower valance diffuser
- Fitting hardware
Real-world results from our workshop
We have installed this Maxton rear aero on customer G80 builds in our Warwickshire facility and the feedback is consistently positive. Fitment is tidy, the finish is high quality and the rear end transformation is immediate.
Installation
Professional fitting is recommended. For expert installation, choose MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.
Notes
Painting is not required. If you choose to colour code or customise, use primer before paint.
Search-friendly terms customers use
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