Audi B9/B9.5 S4 Valved Exhaust System W/ Midpipes - Audi B9 B9.5 S4 3.0T

Audi B9 / B9.5 S4 Valved Exhaust System w/ Midpipes

(Audi S4 – 3.0T)

Upgrade your S4 with our Valved Exhaust System with Midpipes, engineered to enhance exhaust flow, improve turbo efficiency, and deliver a refined yet aggressive exhaust tone. Designed specifically for the 3.0T turbocharged platform, this system provides a noticeable improvement in both performance and driving experience.

The integrated valve control system allows you to switch between a quiet, refined tone and a louder, more aggressive exhaust note at the push of a button, making it ideal for both daily driving and spirited use.

This system includes high-flow midpipes, designed to create a smoother and more efficient exhaust path, improving sound and performance characteristics across the RPM range.

This exhaust system is available in two material options:

• Titanium for maximum weight savings and a sharper, higher-pitched tone
• Stainless Steel for durability and a deeper, refined exhaust note

Product Features

• Valved exhaust system with midpipes included
• Available in Titanium or Stainless Steel (selected by customer)
• Designed for the 3.0T turbocharged platform
• Improves exhaust flow and turbo performance
• Enhances throttle response and sound
• Delivers a refined to aggressive exhaust tone

Performance Benefits

• Reduced backpressure for improved airflow
• Increased horsepower and torque potential
• Improved turbo spool and throttle response
• Adjustable sound for daily driving or performance mode
• Lightweight option available with titanium construction

Fitment

• Audi S4 (B9) — 2018–2019 — 3.0T
• Audi S4 (B9.5) — 2020–2023 — 3.0T

Availability

⚠️ This exhaust system is made to order.

• Stainless Steel: 10–15 business days for production
• Titanium: 20–25 business days for production
• Shipping Time: Approximately 15 days after production is completed

Please plan accordingly before placing your order.

Installation

Professional installation is recommended, as we do not provide installation guides or support for self-installation.