Tesla Model Y Performance Style Gloss Black Rear Bumper Diffuser 2020-2024

Enhance the rear styling and aerodynamic performance of your 2020-2024 Tesla Model Y with this performance style rear bumper diffuser. Designed to integrate seamlessly with the factory rear bumper, this upgrade adds a more aggressive lower profile while maintaining a clean OEM+ appearance.

This rear diffuser is precision-engineered to follow the contours of the Model Y rear bumper, delivering a sharper and more defined rear-end look. The aerodynamic design helps improve airflow management beneath the vehicle, reducing turbulence and enhancing stability at higher speeds.

Constructed from reinforced ABS plastic, this diffuser offers a durable and lightweight solution suitable for daily driving and performance builds. The glossy black finish provides a sleek, modern aesthetic that complements the Model Y’s minimalist design language.

Product Specifications

Key Features

• Designed for 2020-2024 Tesla Model Y models
• Performance style rear diffuser enhances rear-end aggressiveness
• Improves airflow management and reduces turbulence
• Constructed from reinforced ABS plastic for durability
• Lightweight design suitable for daily driving
• Gloss black finish for a sleek OEM+ appearance
• Precision fitment aligned with factory rear bumper
• Enhances rear bumper definition and styling
• Suitable for street and performance builds

Configuration Options

• Gloss Black – Clean OEM-style finish

Package Includes

• Rear bumper diffuser
• Installation hardware

Note: Professional installation is recommended to ensure proper alignment and secure mounting.

Installation

• Bolt-on installation
• Mounts to factory rear bumper
• No major modifications required
• Installation hardware included
• Professional installation recommended

Fitment

• 2020-2024 Tesla Model Y

United States: Free shipping available to the lower 48 states across all items. Other states will incur a shipping charge.

Worldwide: Free shipping is available for Complete Headlights, Taillights, DRLs. For custom headlight retrofits, carbon fiber products, and performance products, there will be a shipping charge.  

Please note:
• For Retrofits, you are purchasing a headlight modification service.
• If you select "Shipping own headlights to BayOptiks for modification", you are required to send us your headlights.
• If you choose "Purchase new OEM headlights", we will order and modify a new OEM headlight for you.
• Once your customizations are complete, we will ship it to you!

• Complete Headlights: 3-5 business days for order processing plus shipping time.
• Custom & Pre-Built Headlights: 6-8 weeks depending on the complexity and component availability.
• New OEM and cores: 6-8 weeks plus an additional 4-8 weeks as these are special orders base on the vehicle VIN due to different versions (North American, European, etc.)
• DRLs, Taillights, Brake Pads, and Carbon Fiber Aero: 3-5 business days for order processing, plus shipping time.
• Lens Replacements: 1-3 weeks plus shipping time.

Please note, we do not have control over the time frames of our vendors, manufacturers, and delivery services as they may delay processes in regards to components and shipment.