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Dinan Freeflow Axleback Exhaust System | BMW M5 (18-23) D660-0079-BLK

Dinan Freeflow Axleback Exhaust System | BMW M5 (18-23) D660-0079-BLK

D660-0079-BLK

In stock

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

The Dinan 18-23 BMW M5 Freeflow Axleback Exhaust System is a high-performance exhaust upgrade designed to enhance sound and flow for the F90 M5. Constructed with enlarged 83mm tubing (up from the stock 80mm), it allows for increased exhaust flow and improved power output. The system features a muffler utilizing absorption and reactive technologies to optimize exhaust flow and reduce backpressure. It delivers a sporty, aggressive tone that can be civilized during low-speed driving thanks to computer-controlled exhaust valves that modulate noise levels. This design provides a balanced combination of refined sound and performance, often described as "refined aggression," while also minimizing low-RPM drone for a comfortable cabin environment.

Designed for 2018–2023 BMW M5 models, this axleback exhaust system is a direct bolt-on upgrade that enhances both sound and performance. Compatible with the F90 chassis, it is suitable for street use and spirited driving, offering a sportier sound profile without excessive noise. The kit includes all necessary components for installation and is engineered to improve exhaust flow and reduce backpressure, resulting in increased horsepower and a more aggressive exhaust note. This system is ideal for enthusiasts seeking a refined yet sporty sound and improved exhaust efficiency on their M5.

Overview

Dinan Performance Exhaust

Fits 2018–2023 BMW M5 F90

Part #: D660-0079-BLK

Overview

The Dinan Freeflow Axleback Exhaust System is a high-performance upgrade designed specifically for the BMW M5 F90 model years from 2018 to 2023. Crafted to enhance both sound and style, this exhaust system features enlarged tubing to 83mm, allowing for improved exhaust flow and a sportier tone. It is ideal for enthusiasts seeking a combination of aggressive sound and refined civility, supporting the vehicle’s performance and auditory character without sacrificing comfort during everyday driving. This system is engineered to deliver a distinctive, sporty exhaust note that becomes more pronounced under hard acceleration, while maintaining a civilized tone at low speeds. The design incorporates advanced absorption and reactive technologies within the muffler to optimize flow and reduce backpressure, contributing to potential power support and improved response. Retained computer-controlled exhaust valves enable the system to modulate sound levels, providing a refined driving experience that balances spirited performance with cabin comfort.

Key Features

  • Enlarged tubing to 83mm for enhanced exhaust flow
  • High-quality muffler utilizing absorption and reactive technologies
  • Retained electronically controlled exhaust valves for sound modulation
  • Designed to reduce low-RPM drone for a quieter cabin during normal driving
  • Constructed for durability and consistent performance
  • Black finish adds a sleek, aggressive aesthetic

Construction & Design

This exhaust system features precision-engineered tubing and a durable muffler designed to withstand high temperatures and rigorous driving conditions. The black finish not only enhances the vehicle’s sporty appearance but also provides corrosion resistance, ensuring long-lasting performance and style.

Sound & Driving Character

The Dinan Freeflow Axleback Exhaust System produces a sporty, aggressive tone that elevates the driving experience. It offers a refined balance between a bold exhaust note and cabin comfort, thanks to its intelligent valve control and sound absorption technologies. Whether cruising or accelerating hard, this system helps your BMW M5 deliver a dynamic auditory presence that complements its performance capabilities.

Installation & Fitment

Designed for direct bolt-on installation, this exhaust system fits seamlessly onto the BMW M5 F90 model years 2018 through 2023. Professional installation is recommended to ensure proper fitment and optimal performance.

What's Included

This package includes the complete axleback exhaust system with all necessary hardware for a straightforward installation, providing a high-quality upgrade for your BMW M5.
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