1 17

Dinan BMW X5 M Competition Freeflow Axleback Exhaust System - Black | BMW X5 M (20-26) (D660-0090-BLK)

Dinan BMW X5 M Competition Freeflow Axleback Exhaust System - Black | BMW X5 M (20-26) (D660-0090-BLK)

D660-0090-BLK

In stock

$2,699.95 USD
$3,037.95 USD $2,699.95 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The Dinan 20-26 BMW X5 M Competition Freeflow Axleback Exhaust System is a high-performance exhaust upgrade designed to enhance sound and flow for the F9x X5M and X6M models. Constructed with enlarged 83mm tubing (compared to the stock 80mm), it allows for increased exhaust flow throughout the system. The muffler incorporates absorption and reactive technologies to improve exhaust efficiency, reduce backpressure, and boost power output. This system delivers a sporty, aggressive tone that remains civilized during low-speed driving, thanks to computer-controlled exhaust valves that limit noise. Under hard acceleration, these valves open fully to produce a more pronounced sound, providing a balanced blend of performance and comfort. Like all Dinan exhausts, it is engineered to minimize low-RPM drone, ensuring a refined cabin environment while offering an exhilarating sound experience.

Designed specifically for 2014–2026 BMW X5 M and X6 M models equipped with the F9x chassis, this bolt-on axleback system is an ideal upgrade for enthusiasts seeking increased performance and a more aggressive exhaust note. It is suitable for street and spirited driving, offering a direct replacement for the factory exhaust. The kit includes all necessary components for installation, providing a straightforward upgrade that enhances both sound and power. Compatible with the M Competition variants, this exhaust system is perfect for those looking to improve their vehicle’s sound profile and performance characteristics without compromising daily drivability.

Overview

Dinan Performance Exhaust

Fits 2020–2026 BMW X5 M Competition

Part #: D660-0090-BLK

Overview

The Dinan Freeflow Axleback Exhaust System for the BMW X5 M Competition is a high-performance upgrade designed to enhance your vehicle’s sound and exhaust flow. Crafted specifically for the F9x X5M/X6M models from 2020 to 2026, this system offers a perfect balance of sporty acoustics and civility, making it ideal for enthusiasts who seek both aggressive sound and daily drivability. Constructed to improve exhaust efficiency, this system supports increased power output while maintaining a refined cabin environment. Whether you’re looking to amplify your vehicle’s presence or optimize exhaust flow, this axleback system provides a significant upgrade over stock components. Its sleek black finish complements the aggressive styling of the X5 M Competition, adding a touch of sophistication to your performance SUV.

Key Features

  • Enlarged tubing diameter of 83mm for improved exhaust flow (stock is 80mm)
  • Constructed with durable, high-quality materials designed for longevity
  • Incorporates absorption and reactive technologies to optimize sound and reduce backpressure
  • Retains computer-controlled exhaust valves for adjustable sound levels
  • Engineered to minimize low-RPM drone for a comfortable cabin experience
  • Finished in a sleek black coating for a sporty, aggressive look
  • Supports increased power and sporty sound under hard acceleration

Construction & Design

This exhaust system features enlarged tubing and a custom muffler design typical of Dinan’s high-performance exhausts. The system utilizes absorption and reactive technologies to enhance exhaust flow and reduce backpressure, contributing to improved engine response and power. The durable black finish not only provides corrosion resistance but also complements the vehicle’s aesthetic.

Driving Feel & Feedback

The Dinan Freeflow Axleback Exhaust System delivers a sportier, more aggressive exhaust note that enhances the driving experience. The retained exhaust valves allow for a civilized tone during low-speed cruising, while opening fully under high-load conditions to produce a bold, sporty sound. The system is designed to improve exhaust flow, which can support better throttle response and overall vehicle performance.

Installation & Fitment

Designed as a bolt-on upgrade, this axleback exhaust system is straightforward to install with standard tools. It is specifically engineered to fit the 2020–2026 BMW X5 M Competition models, ensuring a seamless integration with your vehicle’s existing exhaust system. Proper installation may require basic mechanical skills or professional assistance.

What’s Included

This package includes the complete axleback exhaust system with all necessary hardware for a secure and proper fit. The system is finished in a sleek black coating, ready to enhance both the performance and appearance of your BMW X5 M Competition.
View full details