Lexus IS Series XE40 JDM Style Carbon Fiber Rear Roof Window Spoiler 2021-Up

Enhance the rear styling and aerodynamic profile of your 2021-Up Lexus IS Series XE40 with this JDM Style carbon fiber rear roof window spoiler. Designed to sit above the rear glass, this add-on spoiler delivers a sleek and aggressive upgrade while maintaining OEM-level integration.

Engineered specifically for Lexus IS300, IS350, and IS500 models, this roof spoiler follows the natural contours of the rear window for a clean, factory-style appearance. The design adds a sharper edge to the rear profile while subtly improving airflow and visual balance.

Constructed from premium carbon fiber with a high-gloss finish, this spoiler offers lightweight durability and long-term resistance to fading and environmental wear. It is the perfect upgrade for enthusiasts seeking a refined yet performance-inspired exterior enhancement.

Product Specifications

Key Features

• Designed for 2021-Up Lexus IS300, IS350, and IS500 models
• JDM Style rear roof spoiler for aggressive and refined styling
• Constructed from premium carbon fiber for lightweight durability
• High-gloss finish enhances exterior appearance and depth
• Adds a sportier and more dynamic rear profile
• Improves airflow across the rear window area
• Precision engineered for OEM-level fitment and alignment
• Direct tape-on installation with no drilling required
• Includes automotive-grade double-sided tape
• Resistant to fading, cracking, and environmental wear
• Ideal for street, show, and performance builds

Configuration Options

• Gloss Carbon Fiber – Premium exposed carbon weave finish

Package Includes

• Rear roof window spoiler
• Double-sided adhesive tape

Note: Ensure surface is clean and dry before installation. Professional installation is recommended to ensure proper alignment and long-term adhesion.

Installation

• Direct tape-on installation
• No drilling required
• No cutting required
• No permanent modification required
• Uses included automotive-grade adhesive tape
• Professional installation recommended

Fitment

• 2021-Up Lexus IS300
• 2021-Up Lexus IS350
• 2021-Up Lexus IS500
• Fits all trims including F Sport and Performance models

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.