2009-2014 BMW E71 X6M AK Style Carbon Fiber Rear Diffuser

Enhance the rear profile of your BMW X6 M with this AK Style carbon fiber rear diffuser. Designed for the E71 chassis, this exterior upgrade adds a bold and aggressive appearance while complementing the SUV’s sculpted factory rear bumper.

The pronounced AK Style design creates greater visual definition across the lower rear fascia and gives the X6 M a more purposeful, performance-inspired presence. Its contoured profile enhances aerodynamic styling and pairs naturally with compatible side skirts, front lips, spoilers, and other exterior upgrades.

Available in woven carbon fiber and forged carbon fiber configurations, this rear diffuser combines lightweight construction with premium exterior styling. Designed for compatible 2009-2014 BMW X6 M E71 models, each package includes one AK Style rear diffuser.

Product Specifications

Key Features

• AK Style rear diffuser designed for compatible BMW X6 M models
• Compatible with listed E71 chassis applications
• Adds a bold and aggressive lower rear profile
• Creates greater visual definition across the rear fascia
• Contoured design complements the factory rear bumper lines
• Available in woven carbon fiber and forged carbon fiber configurations
• Lightweight construction with a premium exterior finish
• Designed to complement compatible side skirts, front lips, and spoilers
• Suitable for refined street, show, and performance-inspired exterior builds
• Includes one AK Style rear diffuser

Configuration Options

• Carbon Fiber: Traditional woven carbon fiber construction with a uniform weave pattern
• Forged Carbon Fiber: Carbon fiber construction with a distinctive randomized forged carbon pattern

Package Includes

• One AK Style rear diffuser

Note: Exhaust trim, heat shielding, reflectors, brackets, clips, screws, adhesive, and additional mounting hardware may not be included unless otherwise specified.

Installation

• Designed for installation along the compatible lower factory rear bumper
• Professional installation is recommended for accurate alignment and secure mounting
• Test fit the diffuser before drilling, trimming, applying adhesive, or completing final installation
• Clean and degrease all mounting surfaces thoroughly before installation
• Use suitable automotive screws, clips, brackets, or adhesive as required
• Additional mounting hardware or supporting brackets may be necessary
• Minor drilling, trimming, sanding, or alignment adjustment may be required
• Confirm adequate clearance around the exhaust outlets and surrounding bumper components
• Verify secure attachment and sufficient ground clearance before driving

Fitment

• 2009-2014 BMW X6 M E71

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.