The subtle carbon aero kit from 3D Design makes the G90 BMW M5 even better

Japanese tuner 3D Design has announced a four-part aerodynamic package for the new G90 BMW M5, with pricing expected to be available next week. The complete kit highlights the tuner’s signature understated design approach while reinforcing the M5’s already aggressive stance.

Dry carbon fiber construction

All components of the aero package are made from dry carbon fiber with a 2×2 weave pattern. The kit includes: a front spoiler, side skirts, a rear diffuser and a rear spoiler. Notably, all components except the rear spoiler are compatible with the G99 M5 Touring, giving wagon owners access to most styling upgrades.

In a market increasingly flooded with aggressive aftermarket aero components, 3D Design continues to emphasize subtlety. “Many brands are now producing carbon aero parts and there may be a tendency to be aggressive to express individuality,” the company explained. “3D design always focuses on a simple but unique style that neither ruins the BMW design nor spoils the feeling of luxury.” The tuner expressed confidence that this G90 M5 package fully embodies this design philosophy and enhances the sedan’s presence without overwhelming its factory proportions.

The benefits of dry carbon fiber

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3D Design’s choice of dry carbon fiber represents a premium approach to aftermarket aero components. Unlike wet-laid carbon fiber, where resin is applied after the carbon fabric is placed in the mold, dry carbon (also called prepreg carbon) uses a pre-impregnated fabric that is cured under high pressure and temperature in an autoclave. This manufacturing process offers several key advantages. Dry carbon components are significantly lighter than wet laminate alternatives due to a higher fiber-to-resin ratio, resulting in a stiffer, stronger end product. The autoclave curing process also results in more consistent part quality with fewer voids or imperfections in the carbon matrix.

The 2×2 twill weave pattern chosen by 3D Design offers an ideal balance between aesthetics and structural integrity. The tighter weave creates the classic checkerboard pattern that has become synonymous with high-quality carbon fiber, while maintaining excellent strength properties in multiple directions. This weave pattern is particularly suitable for the complex curves and contours of the G90 M5 body panels.

Aside from the performance benefits, Dry Carbon’s superior surface quality means less post-processing work is required to achieve the glass-like surface finish visible in 3D Design’s preview images. Although the weight savings for individual components are modest, they contribute to improved driving dynamics – particularly important given the G90 M5’s considerable curb weight of 2,445 kg.

Additional components in development

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Beyond the aero package, 3D Design is developing additional upgrades for the G90 BMW M5 sedan. The car shown in the preview images features 3D design exhaust tips – a direct replacement for the OEM tailpipes that requires no special installation work while retaining the factory muffler. The company is also in the process of completing a lowering spring kit. The M5 prototype pictured sits approximately 20mm lower than the original with test springs, improving the sedan’s stance without compromising usability.

As with previous 3D Design offerings, select interior components will be available for the G90 M5, but specific details have not yet been revealed. Prices for the complete aero package and individual components are expected to be published next week.