Nosta Rear Side Extensions are a premium aero upgrade designed specifically for the BMW E9X M3 platform. Engineered to integrate seamlessly with Nosta rear diffusers, these extensions refine the lower bumper profile and add a sharper, more aggressive rear-end finish.
Proudly American-made in California, each set is built for clean fitment and a motorsport-inspired aesthetic. They deliver the perfect balance of subtlety and aggression, making them a key finishing touch for any E9X M3 build.
Features:
High-quality construction
American-made in California
Enhances rear bumper lines and overall stance
Designed to pair with Gintani rear diffuser
Lightweight and durable design
Precision fitment for E9X M3
Options:
Fits E90 (Sedan), E92 (Coupe), and E93 (Convertible) M3
Compatibility:
BMW E90 M3
BMW E92 M3
BMW E93 M3
Use collapsible tabs for more detailed information that will help customers make a purchasing decision.
Ex: Shipping and return policies, size guides, and other common questions.
