2014-2020 BMW i8 AF-1 Rear Diffuser (GFK) -1 Piece - 117847
Part#: ed_117847
Aero Function
Information:
⚠️FIBERGLASS ➡ REQUIRES PREP WORK⚠️ SHIPS FROM USA
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Introducing the AF-1 Front Splitter (GFK) for the 2014-2020 BMW i8, a perfect blend of style and performance from Aero Function. This custom Other Exterior with proper installation is designed to enhance the aerodynamics of your vehicle, providing improved downforce and stability at high speeds depending on the design. Rarely seen on the street, the AF-1 Front Splitter (GFK) is made from FRP materials and offers a unique custom style.
The AF-1 Front Splitter (GFK) is not just about aesthetics; many aero parts are also engineered to deliver functional benefits such as downforce. Depending on the design, this Other Exterior may help to your BMW i8 feel grounded and enhance its head-turning appeal
One of the standout features of the AF-1 Front Splitter (GFK) is its lightweight construction. Made from durable yet lightweight FRP materials, it minimizes any added weight to your vehicle, which is crucial for maintaining its performance characteristics. The Other Exterior's aerodynamic design also reduces drag, further enhancing your car's efficiency and speed.
Installation of the AF-1 Front Splitter (GFK) must be performed by an experienced body shop, even though the part is designed for the 2014-2020 BMW i8 it is not a bolt-on part. Keep in mind that the hardware is not included, you will likely need custom and factory hardware such as screws, bolts and may need custom brackets to properly install.
In addition to its performance and customization benefits, the AF-1 Front Splitter (GFK) offers a customizable appearance. This flexibility allows you to personalize your BMW i8 to reflect your unique style while enjoying the performance benefits of this custom accessory.
The AF-1 Front Splitter (GFK) of the Aero Function line does undergo a quality inspection during the manufacturing and packaging process. However, always be sure to open and inspect each part upon delivery.
Whether you're a professional racer or an auto enthusiast looking to upgrade your BMW i8, the AF-1 Front Splitter (GFK) from Aero Function is the perfect choice. It combines cutting-edge design, light weight materials, and practical benefits to transform your vehicle. Experience the difference with the AF-1 Front Splitter (GFK) and take your driving experience to the next level.
BMW Other Exteriori8 Other ExteriorAero Function Other ExteriorBMW FRP Other Exteriori8 FRP Other Exterior
Fins sold seperately
New: A brand-new, unused, unopened, item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in our retail store. To be installed professionally by a bodyshop with a valid automotive repair business license. Fiberglass parts always require prep work before they can be primed and painted. This product is made with fiberglass material, therefore it will exhibit chips, breaks, cracks, waves, scratches and holes which require modification. It is necessary to dry fit and drill mounting holes and preform body work before paint. Cutting and adding of fiberglass may be required for proper fitment. Ships direct from the manufacturer or a distributor. Primer finish. Hand layup is the manufacturing process used for the majority of our fiberglass parts. Hoods require hood pins. We do not offer any guarantee of fitment on vehicles that have been in involved in accidents and/or have body damage or customization.











Aero Function delivers performance-focused body kits engineered to sharpen both the look and aerodynamic efficiency of your BMW i8. With years of experience developing components for high-end vehicles, their designs bring a bold, sculpted presence while maintaining functional integrity on the road.
Each Aero Function kit for BMW i8 is produced using carefully selected materials. GFK (Glass Fibre Komposite) offers a balance of strength and adaptability, CFP (Carbon Fibre Plastic) provides lightweight performance with UV resistance, and Pur Rim (Polyurethane Plastic) delivers flexibility with impact resistance. All components are manufactured in-house to ensure consistent quality and attention to detail.
Installation of GFK components may require minor adjustments to achieve ideal fitment. It is recommended to test fit all parts before final installation. In some cases, trimming or additional fiberglass work may be needed to perfect alignment. Taking these steps ensures your BMW i8 achieves a clean, professional finish with enhanced styling and performance.
All aftermarket parts and accessories offered by Aero Function are designed exclusively for off-road and show use. Aero Function assumes no responsibility for any damage or injury resulting from the use of these products. Aero Function components are often lighter and more streamlined than OEM parts, offering a sleeker, more aerodynamic design, but they may require significant preparation and custom fitting during installation.
Due to the nature of the manufacturing processes involved, Aero Function parts and accessories are not “direct bolt-on” components. Sanding, cutting, shaving, or filling gaps may be necessary to achieve a proper fit. In some cases, additional reinforcement may be required for durability and secure attachment. Drilling holes for mounting or making adjustments to ensure alignment is often required.
Custom Adjustments
Aero Function parts typically require custom adjustments to fit seamlessly with your vehicle. This may involve repositioning mounting points, adjusting brackets, or using shims to ensure the components align properly. Enlarging mounting holes or trimming may also be necessary to accommodate slight variations in design.
Accessories and Modifications
Aero Function offers a variety of accessories and modifications to enhance both performance and aesthetics. Installing these parts may involve drilling holes or using adhesive for secure attachment. In some cases, additional reinforcement may be needed to ensure durability and proper fitment, especially in high-performance or track applications.
For optimal results, Aero Function strongly recommends professional installation by a custom shop experienced in handling these components, as traditional auto repair shops may lack the necessary expertise to perform these modifications.
Safety and Legal Use
Aero Function parts and accessories are designed strictly for off-road and show use. Due to stringent Department of Transportation (DOT) regulations, many of these products are not street legal. Aero Function does not endorse or recommend using these parts on public roads or highways.
Items sold on this website may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.