--- product_id: 164613100 title: "Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021" brand: "authority motorsport" price: "334 kr" currency: DKK in_stock: false url: https://www.desertcart.dk/products/164613100-rear-diffuser-4-fins-v3-compatible-with-dodge-challenger-2015 store_origin: DK region: Denmark --- # Screw-In Install 2 lbs Weight 4 Fins Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021 **Brand:** authority motorsport **Price:** 334 kr **Availability:** ❌ Out of Stock ## Summary > 🚗 Unleash Your Challenger's Potential! ## Quick Answers - **What is this?** Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021 by authority motorsport - **How much does it cost?** 334 kr with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/164613100-rear-diffuser-4-fins-v3-compatible-with-dodge-challenger-2015) ## Best For - authority motorsport enthusiasts ## Why This Product - Trusted authority motorsport brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Easy Installation:** Screw-in design makes it a breeze to upgrade your vehicle. - • **Customizable Style:** Edges can be painted to match your unique vibe. - • **Transform Your Ride:** Elevate your Dodge Challenger's aesthetic with a sleek, custom fit. - • **Precision Engineering:** Crafted by Authority Motorsport for a flawless installation. - • **Lightweight Performance:** Constructed from aluminum compound for optimal stiffness without the bulk. ## Overview The Rear Diffuser 4 Fins V3 is a custom-designed accessory for Dodge Challenger models from 2015 to 2021. This lightweight, aluminum compound diffuser enhances both the performance and aesthetics of your vehicle, featuring a screw-in installation for easy setup. With the ability to personalize the edge color, this diffuser is the perfect blend of style and functionality. ## Description Add Down Force with our Rear Diffuser Kit V3 specially designed and tested for the Dodge Challenger SXT, RT, Hellcat 2015, 2016, 2017, 2018, 2019, 2020 and 2021 stock rear bumper. Our unique Rear Diffuser Kit attaches directly to the stock bumper (drilling is required), adding the functionality and looks of a Rear Diffuser without having to swap the entire rear bumper and at a lower cost. Benefits: - Increased Downforce. - Better stability at high speeds. - Improved aggressive look. - Installation time is less than 30 minutes. - No special tools are needed. No need to remove the rear bumper or diffuser for installation. We only use the best materials, in this case is an Aluminum Compound for added strength and weight saving. If you have any questions about this kit please contact us. ## Features - Please note that: Holes need to be made into the Rear Lower Bumper for Installation. - 4 Piece Kit that Includes: - 4 Rear Diffuser Fins that attach directly to the lower bumper - Notice: This is not a 1 piece bumper. This is a multiple parts custom made diffuser specifically designed and produced by Authority Motorsport LLC in Miami Florida to fit this specific vehicle. Edge on the picture has been painted yellow for better showing. Item is all black and has no other colors. Edges can be painted any color by the owner. - Constructed using an Aluminum Compound material for Stiffness and Weight Saving. The Wickerbill Spoiler is not included in this sale. ## Technical Specifications | Specification | Value | |---------------|-------| | Auto Part Position | Rear | | Installation Type | Screw-In | | UPC | 664339854132 | | Manufacturer | Authority Motorsport | | Item Weight | 2 pounds | | Manufacturer Part Number | Challenger Rear Dif V3 | ## Product Details - **Color:** Black - **Brand:** Authority Motorsport - **Exterior Finish:** Aluminum - **Material:** ACM - **Vehicle Service Type:** Car ## Images ![Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021 - Image 1](https://m.media-amazon.com/images/I/51UIMp8JIJL.jpg) ![Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021 - Image 2](https://m.media-amazon.com/images/I/514NFqMl1XL.jpg) ![Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021 - Image 3](https://m.media-amazon.com/images/I/51IxThQQWXL.jpg) ![Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021 - Image 4](https://m.media-amazon.com/images/I/51Ylftv3msL.jpg) ![Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021 - Image 5](https://m.media-amazon.com/images/I/71HBvnzeXlL.jpg) --- ## 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.dk/products/164613100-rear-diffuser-4-fins-v3-compatible-with-dodge-challenger-2015](https://www.desertcart.dk/products/164613100-rear-diffuser-4-fins-v3-compatible-with-dodge-challenger-2015) --- *Product available on Desertcart Denmark* *Store origin: DK* *Last updated: 2026-04-25*