Borla Exhaust Systems

Fits 2019–2021 Mazda 3 2.0L and 2.5L Skyactiv Engines

Part #: 11970

Overview

The Borla Axle-Back system for the fourth-generation Mazda 3 Hatchback is designed to enhance your vehicle’s exhaust note and driving experience. Crafted from high-quality T-304 stainless steel, this system replaces the stock rear muffler with a performance-oriented setup that is both durable and visually appealing. It is an ideal upgrade for Mazda 3 owners seeking a sportier sound and a more engaging driving feel without compromising reliability or daily usability. The system’s dual 2-inch pipes into 2-inch outlets optimize exhaust flow, supporting your vehicle’s performance and responsiveness while maintaining a refined appearance.

Key Features

Designed for straightforward installation, this bolt-on system offers a hassle-free upgrade with no modifications required. The 4-inch round bright chrome tips provide a striking visual accent that fills out the rear bumper cutouts perfectly. The system is tuned to deliver a sportier exhaust tone that enhances your vehicle’s character without any drone or unwanted noise during cruising. Constructed from corrosion-resistant stainless steel, it ensures long-lasting performance and a polished look that withstands the elements. The Borla Axle-Back is engineered to improve exhaust flow, contributing to a more dynamic driving experience and a confident, aggressive sound profile.

Construction & Design

The system features mandrel-bent stainless steel tubing for smooth exhaust flow and durability. The bright chrome tips are precisely welded for a seamless finish, adding a premium aesthetic to your Mazda 3. The design emphasizes both performance and style, ensuring the system complements the vehicle’s sporty character while resisting corrosion and discoloration over time.

Driving Feel & Feedback

This exhaust upgrade provides a noticeable enhancement in exhaust tone, giving your Mazda 3 a more aggressive and sporty sound. The system is tuned to deliver a deeper, richer exhaust note that elevates the driving experience without introducing drone or excessive noise at highway speeds. The improved exhaust flow can also support slight gains in responsiveness and throttle response, making your daily drives more engaging.

Installation & Fitment

The Borla Axle-Back system is designed as a direct bolt-on replacement for the stock rear section. It requires no cutting or welding, allowing for a quick and straightforward installation using standard hand tools. Proper fitment ensures a clean, professional appearance and optimal performance.

What’s Included

The package includes the stainless steel axle-back exhaust section with dual 2-inch pipes, four 4-inch chrome tips, and all necessary hardware for installation.