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
Shipping
Shipping across US
Local pick-up available ONLY at:
Fullerton, CA
Transform your 2014-2020 BMW i8 with the addition of the AF-1 Front Splitter (GFK) from Aero Function, designed to bring both aesthetic appeal and aerodynamic benefits. This Other Exterior is expertly crafted to not only boost your vehicle's visual appeal but also enhance its aerodynamics.
The AF-1 Front Splitter (GFK) is engineered with precision to complement the vehicle's existing profile.
Crafted from lightweight yet robust FRP materials, the AF-1 Front Splitter (GFK) adds minimal weight to your vehicle. The aerodynamic design may boost performance.
The AF-1 Front Splitter (GFK) does not include mounting hardware. For a secure fit, you'll need to provide your own fasteners, including BMW OEM screws and bolts, and possibly custom brackets.
One of the standout features of the AF-1 Front Splitter (GFK) is its customizable finish. It can be painted to match your vehicle’s color, allowing for a personalized touch that reflects your unique style. This flexibility in customization ensures that your BMW i8 not only looks great but also reflects your unique style and personality.
Aero Function is committed to delivering products that meet the highest standards of quality and performance. Each AF-1 Front Splitter (GFK) undergoes rigorous inspection to ensure it provides the aerodynamic benefits you expect.
Whether you’re a dedicated car enthusiast or a professional driver, the AF-1 Front Splitter (GFK) is an ideal upgrade for your 2014-2020 BMW i8. It combines state-of-the-art design, top-notch materials, and practical performance enhancements to elevate your driving experience. Equip your BMW i8 with the AF-1 Front Splitter (GFK) from Aero Function and discover a new level of performance and style.
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.