--- product_id: 328806104 title: "RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black" brand: "rulline" price: "€ 34.32" currency: EUR in_stock: true reviews_count: 5 category: "Rulline" url: https://www.desertcart.at/products/328806104-rulline-alpha-racing-10pcs-set-diffuser-shark-fin-kit-compatible store_origin: AT region: Austria --- # Drag reduction for high-speed stability 10pcs aerodynamic shark fins Strong automotive-grade adhesive RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black **Brand:** rulline **Price:** € 34.32 **Availability:** ✅ In Stock ## Summary > 🦈 Own the road with style and speed – your car’s ultimate aerodynamic upgrade! ## Quick Answers - **What is this?** RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black by rulline - **How much does it cost?** € 34.32 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/328806104-rulline-alpha-racing-10pcs-set-diffuser-shark-fin-kit-compatible) ## Best For - rulline enthusiasts ## Why This Product - Trusted rulline brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Customizable Look:** Paintable black fins let you match or contrast your vehicle’s color for a personalized edge. - • **Performance Boost:** Cut through air resistance and reduce noise, enhancing your car’s stability during fast drives. - • **Aggressive EVO Style:** Transform your ride with sleek, glossy shark fins that command attention on every street. - • **Durable & Weatherproof:** Crafted from flexible PP plastic that withstands harsh conditions without losing grip or style. - • **Universal Fit & Easy Install:** No trimming needed—stick on with confidence using heat-activated adhesive for a perfect, lasting bond. ## Overview The RULLINE Alpha Racing 10pcs Shark Fin Diffuser Kit offers a universal, easy-to-install aerodynamic upgrade with strong automotive-grade adhesive. Made from flexible PP plastic, these sleek black fins reduce drag and air noise, improving vehicle stability at high speeds while delivering a bold EVO-inspired look that stands out. Perfect for millennial professionals seeking both style and performance in car decor. ## Description Features: [ Car Decoration ]—— Fashionable EVO style, makes your car stand out, also can be painted to match your vehicle color [ Drag Reduction ]——Reduce air resistance and air noise, improve the stability of the vehicle during fast driving [ Strong Adhesive ]—— Strong self adhesive to the car, sturdy and not easy to fall off, stayed adhered through harsh condition. Description: Material: flexible PP Plastic Color:Black Fitment: Universal fit for most cars Package Include: 10 pcs shark fin wings Note: No Instruction or any tape included. Installation Tips: 1.Wipe and clean the roof of your vehicle before installation couldmake it more sturdy. 2.Make sure you do proper measurements to get them perfectly aligned Review: Easy to install,looks good&nice quality Review: Great detail item for my truck. Gives a good look. Carbon fiber is super strong. Tough fin. I will put some on my boat. and rider lawn mower. I like them alot. Good price point and quick shipping. Great seller. YES. get these. Im glad. ## Features - ★[ Car Decoration ]—— Fashionable EVO style, smooth and shinny surface give your car aggressive look and makes it stand out - ★[ Strong Adhesive ]—— For best results, clean the surface with alcohol before applying. If reusing existing adhesive, heat it with a hairdryer until tacky, press firmly, and secure with tape for 24 hours. For a permanent fix, automotive-grade double-sided tape is recommended. - ★[ Drag Reduction ]—— Reduce air resistance and air noise, improve the stability of the vehicle during fast driving. - ★[ Universal ]—— Universal fit for most cars, no need for modification or trimming. - ★[ Easy To Install ]——Use of bottom adhesive directly stick ,need proper measurement to get them perfectly aligned.When installing, use a hair dryer to heat it for 1 minute for better viscosity. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01NBJXILC | | Auto Part Position | Front | | Brand Name | RULLINE | | Color | Black | | Compatible with Vehicle Type | Car | | Customer Reviews | 4.4 4.4 out of 5 stars (3,448) | | Exterior Finish | PP Plastic | | Installation Type | Self-Adhesive | | Item Dimensions | 13 x 8 x 8 centimeters | | Item Weight | 0.08 Kilograms | | Manufacturer | RULLINE | | Manufacturer Part Number | US-OKK166 | | Manufacturer Warranty Description | 90 day | | Material Type | Flexible PP Plastic | | UPC | 842411127705 | | Unit Count | 10 Count | ## Product Details - **Brand:** RULLINE - **Colour:** Black - **Exterior finish:** PP Plastic - **Material:** Flexible PP Plastic - **Vehicle service type:** Car ## Images ![RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black - Image 1](https://m.media-amazon.com/images/I/71IfvQkxwdL.jpg) ![RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black - Image 2](https://m.media-amazon.com/images/I/71AInFchv1L.jpg) ![RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black - Image 3](https://m.media-amazon.com/images/I/71s1QOaG10L.jpg) ![RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black - Image 4](https://m.media-amazon.com/images/I/71wzVBT0KkL.jpg) ![RULLINE Alpha Racing 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black - Image 5](https://m.media-amazon.com/images/I/71ZCeiIerEL.jpg) ## Available Options This product comes in different **Color** options. ## Questions & Answers **Q: Will it make my Ford Fusion s go faster????** A: If it’s a fast back or standard sedan this in addition to a spoiler will improve downforce. Might end up making you slower but for a rwd car increase grip. If you are wanting downforce all around you will want a full flat under tray with a splitter that promotes flow under the car. Air flow above the car typically produces lift unless directed otherwise **Q: Cuantas piezas son?** A: 10 **Q: How do I uninstall?! Without leaving marks that is.** A: With rubbing alcohol **Q: How did you guys manage to get it to stick? I only have 1 sticky side on mine...** A: I wouldn’t put it on. After 2 months they started coming off. The adhesive is SO hard to get off ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by A***R on 28 September 2024* Easy to install,looks good&nice quality ### ⭐⭐⭐⭐⭐ Review *by M***G on 16 March 2026* Great detail item for my truck. Gives a good look. Carbon fiber is super strong. Tough fin. I will put some on my boat. and rider lawn mower. I like them alot. Good price point and quick shipping. Great seller. YES. get these. Im glad. ### ⭐⭐⭐⭐⭐ Review *by S***. on 4 January 2024* The RULLINE 10pcs/Set Diffuser Shark Fin Kit is a game-changer when it comes to enhancing the aerodynamics and style of your vehicle. This sleek and innovative accessory not only adds a touch of aggression to your car's appearance but also improves its overall performance. The matte black finish of the shark fin kit gives your vehicle a sporty edge that turns heads wherever you go. Installing the RULLINE Diffuser Shark Fin Kit was a breeze, thanks to its user-friendly design. The 10-piece set ensures that you have all the components you need for a seamless installation. Once in place, the air vortex generator creates a smoother airflow over your car, reducing drag and improving fuel efficiency. What sets the RULLINE kit apart is its attention to detail. The fins are crafted with precision, and their compatibility with spoilers and roof wings ensures a perfect fit for a wide range of vehicles. It's not just about aesthetics; it's about optimizing your car's performance. Whether you're a car enthusiast looking to fine-tune your vehicle or simply want to give your ride a sporty makeover, the RULLINE 10pcs/Set Diffuser Shark Fin Kit is a must-have accessory. It's a small investment that makes a big difference in both style and functionality. Say goodbye to the ordinary and embrace the extraordinary with RULLINE. ## Frequently Bought Together - RULLINE 10pcs/Set Diffuser Shark Fin Kit Compatible with Spoiler Roof Wing Air Vortex Generator Black - 2PCS Universal Hood Air Vents for Car Hood Scoop, Bonnet Vent Hood Air Intake Trim Cover (Black) - GKmow Pack-6 Car Spoiler Canards Kit, Universal Auto Front Bumper Lip Splitter, Body Anti-Collision Diffuser, Exterior Soft Rubber Decorative Stickers (Glossy Black) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/328806104-rulline-alpha-racing-10pcs-set-diffuser-shark-fin-kit-compatible](https://www.desertcart.at/products/328806104-rulline-alpha-racing-10pcs-set-diffuser-shark-fin-kit-compatible) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-04-23*