CTM Style Gloss Black Diffuser w/ 3rd Brake Light & Spats - G20 3 Series (Pre-LCI)

Give your BMW G20 3 Series (Pre-LCI) a striking, race-inspired rear-end transformation with the CTM Style Gloss Black Diffuser with 3rd Brake Light & Spats. Designed with an aggressive shark-fin profile and integrated vertical LED tube brake light, this diffuser instantly enhances your car’s visual presence while adding functional aerodynamic flair.

Crafted from high-quality, lightweight ABS plastic and finished in glossy black, this diffuser offers both durability and sleek aesthetics. The complete kit includes corner extensions and a quad exhaust outlet design compatible with both aftermarket setups and OEM M340i rectangular exhaust tips.

Installation requires basic wiring for the LED brake light and may involve bumper removal for the best fitment. Once installed, your 3 Series will stand out with a bold, motorsport-inspired rear look that commands attention wherever you drive.

Features:

• Aggressive shark-fin design with integrated LED 3rd brake light

• Quad exhaust openings (compatible with OEM M340i tips)

• Includes corner extensions for a complete rear upgrade

• Durable ABS construction with high-gloss black finish

• Direct replacement for OEM diffuser (bumper removal recommended)

• Wiring required for LED functionality

• Fade- and crack-resistant aftermarket paint

• Professional installation recommended for best results