AutoID Carbon Fibre M Performance Style Rear Diffuser for BMW F80 & F82 F83 M4

Give your BMW M3 or M4 the aggressive rear-end presence it deserves with the M Performance Style Carbon Fibre Rear Diffuser. Designed to subtly enhance the factory lines of the F80 & F82 platform, this diffuser introduces a sharper, motorsport-inspired aesthetic while retaining a refined OEM+ look. Crafted from premium pre-preg carbon fibre, it combines lightweight construction with outstanding strength and a flawless gloss finish. Whether paired with other carbon upgrades or installed as a standalone feature, this diffuser delivers an ideal balance of style, fitment, and understated performance character.

Key Features

• 2x2 Carbon fibre weave (CFRP)

• High-gloss UV-resistant lacquer finish to prevent discolouration/fading

• OEM+ style design with integrated fins for a motorsport-inspired look

• Direct replacement of the factory diffuser

• Lightweight yet highly rigid structure enhances rear-end visual impact without adding unnecessary weight

• Compatible with factory exhaust systems and most aftermarket setups

Compatibility

• BMW F80 M3 & F82 F83 M3 (2014-2019)

Who Is This Product For?

This Rear Diffuser is ideal for BMW M3 and M4 owners who demand premium quality carbon fibre upgrades with authentic motorsport styling. Perfect for drivers attending shows, track days, or those who simply want to elevate the aesthetics of their car without compromising OEM fit and finish.

Why Choose AutoID?

AutoID has established a reputation for producing high-quality, enthusiast-grade carbon fibre components tailored for modern BMW platforms. This splitter exemplifies their commitment to precision craftsmanship, combining factory-level fitment with motorsport-inspired design cues. Unlike generic alternatives, it’s a product designed by enthusiasts, for enthusiasts — ensuring it not only looks the part and fits well but performs when it counts.