Coming soon promotional graphic for side skirts
Coming soon promotional graphic for side skirts
Coming soon promotional graphic for side skirts
Coming soon promotional graphic for side skirts
PLUS 9 MOTORSPORTS

2019–Present BMW G20 3-Series M-Sport Rear Bumper Diffuser

Gloss Black Rear Detail
Built for the G20 M-Sport

The rear diffuser is one of the easiest ways to make the G20 look sharper from behind. This M-Sport Rear Bumper Diffuser adds a clean gloss black lower accent to the 2019–Present BMW G20 3-Series, giving the rear bumper a more defined and performance-focused appearance.

Designed for G20 models equipped with the M-Sport bumper and dual round exhaust tips, this diffuser follows the factory rear lines while adding stronger contrast and a more complete OEM+ rear profile. It is a clean upgrade for BMW owners who want a sportier finish without making the car look overdone.

$129.99

Processing time: 1-2 business days

Return within 30 days of purchase. Duties & taxes are non-refundable.

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Style｜Quality｜and Performance

Built for Your Ride

Welcome to PLUS 9 MOTORSPORTS.
We specialize in premium exterior upgrades and performance-inspired accessories for drivers who value style, quality, and individuality.

From American muscle cars and performance platforms to trucks and daily drivers, we believe every vehicle deserves to reflect its owner’s personality.


We continuously source products that combine design, quality, and function—making upgrades easier, cleaner, and more rewarding.

Frequently Asked Questions?

Will these exterior upgrades perfectly fit my specific vehicle model？

What materials are used for these premium performance components？

What should I do if my items arrive damaged during shipping?

How long will it take to process and ship my order?

 Can you cancel my order?

  • M Performance style rear diffuser design for a sharper BMW rear profile
  • Built for 2019–Present BMW G20 3-Series M-Sport models
  • Designed for vehicles equipped with dual round exhaust tips
  • Gloss black finish adds clean contrast to the lower rear bumper
  • ABS plastic construction designed for exterior use
  • Enhances the rear bumper with a more complete OEM+ performance look

This rear bumper diffuser is made from ABS plastic and finished in Painted Glossy Black

Vehicle Body Style Year Compatibility
BMW G20 3-Series M-Sport with dual round tips Sedan 2019–Present Compatible
BMW G20 3-Series without M-Sport bumper Sedan 2019–Present Not Compatible
BMW G20 3-Series with non-dual round exhaust tips Sedan 2019–Present Not Compatible
  • Test fit the diffuser before final installation to confirm alignment with the M-Sport rear bumper.
  • Verify exhaust tip style before ordering, as this diffuser is designed for dual round tips only.
  • Professional installation is recommended for best fitment and secure mounting.
  • Rear bumper diffuser

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Plus 9 Motorsports Reminder* :

Built for G20 M-Sport owners who want a cleaner and more defined rear-end finish. This gloss black diffuser gives your BMW a sharper OEM+ look with subtle street-performance presence.