---
product_id: 164613100
title: "Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021"
brand: "authority motorsport"
price: "€ 43.37"
currency: EUR
in_stock: false
url: https://www.desertcart.pt/products/164613100-rear-diffuser-4-fins-v3-compatible-with-dodge-challenger-2015
store_origin: PT
region: Portugal
---

# Screw-In Install 2 lbs Weight 4 Fins Rear Diffuser 4 Fins V3 Compatible with Dodge Challenger 2015-2021

**Brand:** authority motorsport
**Price:** € 43.37
**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?** € 43.37 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/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)

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**Shop now:** [https://www.desertcart.pt/products/164613100-rear-diffuser-4-fins-v3-compatible-with-dodge-challenger-2015](https://www.desertcart.pt/products/164613100-rear-diffuser-4-fins-v3-compatible-with-dodge-challenger-2015)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-17*