BMW 4 Series G23/G83 - Gloss Black Trunk Spoiler

Give your BMW 4 Series Convertible (G23) or M4 Convertible (G83) the aggressive, race-inspired styling it deserves with our Gloss Black Trunk Spoiler — a sleek, aerodynamic upgrade that sharpens the rear-end profile while adding a sporty, exotic touch. Designed to fit perfectly on the factory decklid, this spoiler enhances street presence without disrupting the elegant flow of the convertible body.

Constructed from high-quality ABS plastic, this spoiler is lightweight, durable, and finished with a deep gloss black UV-resistant coating to ensure long-lasting shine and protection. The sculpted race-like design brings out the performance lines of the G23 and G83 models, delivering a clean, aggressive appearance from every angle.

Fitment:

BMW 4 Series Convertible G23 (420i / 430i / M440i – 2020–2024)

BMW M4 Convertible G83 (2021–2024)

Also fits 420d and 430d Convertible models (international markets)

Key Features:

Style: Race-inspired gloss black trunk spoiler with sporty aerodynamic profile

Material: High-quality ABS plastic

Finish: Glossy UV-resistant black coating for long-term durability and shine

Design: Smooth, extended lip that follows factory body lines for a clean yet aggressive look

Function: Enhances rear-end styling, improves aerodynamic flow, and adds performance character

Installation: Simple tape-on installation with applied automotive-grade adhesive; professional installation recommended

Upgrade your G23 or G83 Convertible with a gloss black trunk spoiler that brings together race styling, sport performance, and refined BMW sophistication.