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VERIFIED REVIEWS

BMW Z4 E85/E86 Black Hyper Duck Tail Trunk Spoiler V2 (2003 - 2008)

  • Fitment verified for YOUR exact year/model/trim
  • Not sure? Ask a Tech (takes 5 min, we confirm before you order)
  • Damage replacement + 30-day returns
K2 Industries  |  SKU: K2-1009-BMW-042-SPL
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Most orders ship in 3-5 days

$599.99
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One Year WarrantyOne Year Warranty
Final cost may change with address, discounts, or cart changes.
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Transform Your BMW Z4 E85/E86 with Black Hyper Duck Tail Trunk Spoiler V2 - Premium Aerodynamic Design (2003-2008)

Elevate your Z4's presence with our exclusive Black Hyper Duck Tail Trunk Spoiler V2. Join thousands of discerning BMW Z4 owners who have transformed their roadsters and coupes with precision-engineered aerodynamic solutions that deliver both aggressive styling and enhanced performance capabilities.

✓ Aggressive Design ✓ High-Quality Fiberglass ✓ Aerodynamic Function ✓ Easy Installation

Experience the perfect fusion of aggressive aesthetics and aerodynamic functionality with our meticulously engineered Black Hyper Duck Tail Trunk Spoiler V2. Specifically designed for the BMW Z4 E85/E86, this premium spoiler transforms your vehicle into a high-performance machine while reducing drag and increasing downforce for improved handling and driving dynamics.

Premium Design Elements
  • Aggressive Duck Tail Profile - Bold, performance-inspired design adds dramatic edge and sporty character
  • Sleek Black Finish - Sophisticated matte black appearance complements any Z4 color scheme
  • Precision-Engineered Contours - Expertly crafted to follow the Z4's distinctive trunk lines
  • V2 Enhanced Design - Improved aerodynamic profile for optimal performance and visual impact
Aerodynamic Performance
  • Reduced Drag Coefficient - Optimized airflow management decreases aerodynamic resistance
  • Increased Downforce - Enhanced rear stability and grip for improved high-speed handling
  • Functional Design - Active aerodynamic benefits beyond purely aesthetic enhancement
  • Performance Handling - Improved tire traction and driving stability at elevated speeds
Vehicle Fitment
Model Generation Body Code Year Body Style
Z4 Roadster 1st Generation E85 2003-2008 Convertible
Z4 Coupe 1st Generation E86 2006-2008 Fixed Roof
Engine Compatibility
  • 2.5L Inline-6 - Z4 2.5i models with M54B25 engine
  • 3.0L Inline-6 - Z4 3.0i and 3.0si models with M54B30/N52B30 engines
  • 3.2L Inline-6 - Z4 M models with S54B32 high-performance engine
  • Universal Fit - Compatible with all engine variants and trim levels
Premium Materials & Construction
  • High-Quality Fiberglass - Lightweight yet durable construction for optimal strength-to-weight ratio
  • UV & Weather Resistant - Advanced protective coating resists fading and environmental damage
  • Professional Grade Finish - Smooth, high-quality surface ready for paint or as-delivered black finish
  • Precision Manufacturing - Expertly molded for consistent quality and perfect fitment
Package Contents
  • 1 Black Hyper Duck Tail Trunk Spoiler V2
Important Installation Notice
PROFESSIONAL INSTALLATION RECOMMENDED: While designed for quick and easy installation, professional body shop installation is recommended for optimal fitment and finish quality. Some adjustment may be required for perfect alignment.
Installation Details
  • Installation Type: Adhesive mounting with mechanical fasteners for secure attachment
  • Skill Level: Intermediate to advanced - professional installation recommended
  • Tools Required: Basic hand tools, drill, and automotive adhesives
  • Time Required: Approximately 2-3 hours for complete installation
  • Surface Preparation: Trunk surface cleaning and preparation required for optimal adhesion
Performance Benefits
  • Enhanced Stability - Improved high-speed handling and directional stability
  • Aggressive Aesthetics - Transforms Z4's rear profile with bold, sporty appearance
  • Aerodynamic Efficiency - Functional design contributes to overall vehicle performance
  • Track-Ready Appearance - Gives your Z4 a competition-inspired, purpose-built look
Z4 Heritage Design
  • Roadster Legacy - Honors the Z4's pure sports car DNA and open-top heritage
  • Performance Pedigree - Complements the Z4's motorsport-inspired engineering
  • Timeless Styling - Classic duck tail design that remains relevant across automotive eras
  • BMW Enthusiast Appeal - Perfect for owners who appreciate functional performance modifications
Expert Support & Warranty
  • Live Expert Assistance - Team of BMW specialists ready to verify compatibility and provide installation guidance
  • Quality Assurance - Premium manufacturing standards with rigorous quality control processes
  • Pre-Installation Inspection - Please inspect all components before installation to ensure warranty coverage
  • K2 Industries Quality - Commitment to excellence in aftermarket BMW performance parts
Shipping Information
  • Processing Time: 2-5 business days for warehouse stock items
  • Made-to-Order: Please allow 2-4 weeks for shipping if product requires custom manufacturing
  • Tracking: Full tracking provided with every order
  • International Shipping: Available worldwide with calculated rates at checkout
  • Secure Packaging: Professional protective packaging ensures safe delivery of fiberglass components
Our Promise To You

Every Black Hyper Duck Tail Trunk Spoiler V2 upgrade is backed by our commitment to excellence and customer satisfaction. Transform your BMW Z4 into a high-performance machine with this premium aerodynamic enhancement that delivers both aggressive styling and functional performance benefits, elevating your driving experience to new heights.

Ready to transform your Z4?

  1. Verify your vehicle is a 2003-2008 Z4 E85 Roadster or 2006-2008 Z4 E86 Coupe
  2. Consider professional installation for optimal fitment and finish quality
  3. Choose your shipping preferences at checkout
  4. Complete your order for priority processing and aerodynamic transformation

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Warranty Assurance:

At K2 Industries, your satisfaction is our priority, and we stand behind the quality of our products. Here's a brief overview of our warranty:

Defect Coverage:
If you find a defect after receiving your order, get in touch with us. We're committed to resolving the issue, whether it involves a replacement, repair, or refund.

Installation Note:
Please inspect your purchase before installation. Unfortunately, damages post-installation are not covered, so ensure everything looks good beforehand.

Claims Made Simple:
Need to make a claim? Reach out to us at support@k2-industries.com. We're here to assist you. Just keep your original packaging and documentation handy.

Your Satisfaction Matters:
Your trust in K2 Industries is appreciated. We're dedicated to ensuring your satisfaction with our quality automotive parts.

Shipping Information:

At K2 Industries, we strive to provide a seamless and efficient shopping experience for automotive enthusiasts like you. Our commitment is to deliver high-quality parts to your doorstep with the utmost care.

Fast and Reliable Shipping:
Many of our products are stocked in our local warehouse, ensuring swift processing and delivery. Orders placed for these items typically ship within 2-5 business days, allowing you to get your parts in no time.

Extended Selection, Global Reach:
To offer you a broader range of automotive parts, some items are sourced from trusted suppliers around the world. While these products might have a slightly longer processing time, we assure you that the wait is worth it for the exceptional quality and value they bring.

Shipping Transparency:
For products shipped internationally, we provide estimated delivery times on the product page. Rest assured, we are continually working to optimize our supply chain and minimize any potential delays.

Combined Shipments:
To streamline your shopping experience, if your order includes items from both our local warehouse and international suppliers, they may be shipped separately. You will receive separate tracking information for each shipment.

Questions or Concerns?
If you have any questions about shipping or would like assistance tracking your order, our dedicated customer support team is here to help. Feel free to reach out to us at support@k2-industries.com.

You can also track your order here

Thank you for choosing K2 Industries for your automotive needs. We appreciate your trust in us.

  • One-stop shop for mods across brands/platforms
  • Highest quality, from trusted manufacturers
  • Fitment help from real enthusiasts

What You Get With Every Order

Products Selected to Meet Quality & Fitment Standards we Stand Behind.
Products Selected to Meet Quality & Fitment Standards we Stand Behind.
Get Help From People Who Actually Understand Builds & Fitment.
Get Help From People Who Actually Understand Builds & Fitment.
Designed to Resist UV Exposure, Wear, and Everyday Use.
Designed to Resist UV Exposure, Wear, and Everyday Use.
Join Thousands of Builders Who
Trust K2
Join Thousands of Builders Who Trust K2

Built By Someone Who's Been There

Max, the Owner, started in his garage making E36 M3 tail lights in his own oven.

  • • Started modifying cars before he could legally drive them
  • • Spent years hunting down parts that actually fit and don't suck
  • • Made the same fitment mistakes you're afraid of
Founder photo

What Sets K2 Industries Apart?

We don’t just sell parts. We actually give a damn.
Pre-Order Fitment Verification
Damage Replacement
Real Experts Answer the Phone
Post-Purchase Installation Support
Curated Quality
30-Day Returns
K2 Industries
Other Brands
K2 Industries
Other Brands
Pre-Order Fitment Verification
Damage Replacement
Real Experts Answer the Phone
Post-Purchase Installation Support
Curated Quality
30-Day Returns
Add to Cart
GuaranteePerfect fit guaranteed

See Why Customers Love K2 Industries

Frequently Asked Questions

Why Buy from K2 Industries

What makes K2 Industries more than just a parts supplier?

We’re a team of USA-based car enthusiasts committed to helping you get your build right the first time. With our deep product knowledge and close relationships with trusted manufacturers, we ensure you receive high-quality parts that perform. We’re here to support you before, during, and after your purchase, providing personalized advice, part compatibility checks, and responsive customer service. When you buy from us, you’re joining a community that cares as much about your car as you do.

How do I know which parts are best for my car and goals?

Answer: Our team can provide personalized mod plans to match your performance and style goals. Whether you’re building for speed, aesthetics, or both, we’ll help you select the right parts for your vision. Contact us to discuss your project!

Do You Have Financing Options?

Answer: Yes, we offer flexible financing options to make it easier for you to upgrade your vehicle without paying the full amount upfront. Choose our financing option at checkout to split your purchase into manageable payments, so you can start your build now and pay over time.

Visit our FULL FAQ Page

Shipping

Do you ship overseas?

Yes, we ship all over the world. Shipping costs will apply, and will be added at checkout. We run discounts and promotions all year, so stay tuned for exclusive deals.

How long will it take to receive my order?

It depends on where you are. Orders processed here will take 5-7 business days to arrive. Overseas deliveries can take anywhere from 7-16 days. Delivery details will be provided in your confirmation email.

Other

Any question?

You can contact us through our contact page! We will be happy to assist you.