Upgrade the rear styling of your BMW 3 Series with this M Performance style rear diffuser. Designed specifically for F30 Saloon and F31 Touring M Sport models, this diffuser features a twin left outlet configuration that creates a sportier 328i-inspired appearance while maintaining OEM-style fitment. Manufactured from durable ABS plastic and finished in premium gloss black with a UV-protective clear coating, it provides a direct replacement upgrade that enhances the vehicle's rear-end styling.