2009 Audi A4 2.0T HKG Valved Cat-Back Exhaust Single Muffler | Single Valve | Single-Side Dual 89mm Slash-Cut Carbon Fiber Tips

Original price was: $1,099.00.Current price is: $899.00.

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Car Model

Color

Material
304 Stainless Steel
Size
1.5mm
Exhaust tips

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SKU: 2009 Audi A4 2.0T Valved Cat-Back Categories: Audi Series, Products

Warranty service:3 years

Production cycle:10-15DAYS

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Overview
Spec
Detail
Review
FAQ

Overview

HKG Valved Cat-Back Exhaust System

For 2009 Audi A4 B8 2.0T

Single Muffler | Single Valve | Single-Side Dual 89mm Slash-Cut Carbon Fiber Tips | Direct Bolt-On

Daily Comfort. Sporty Sound. Premium Style.

Upgrade your B8 A4 2.0T with this HKG Valved Cat-Back System — engineered to deliver a deeper, more engaging exhaust note while keeping refined comfort for everyday driving.

The single electronic valve lets you choose your tone: open for a richer, more spirited sound, or close for quiet and composed cruising.

DETAIL

🔥 Key Features

Single Electronic Valve
Adjust your exhaust character on the fly — bold when you want it, quiet when you don’t.

Single Muffler Design
Optimized for flow and minimal in-cabin drone.

Single-Side Dual 89mm Slash-Cut Carbon Fiber Tips
Sporty dual outlets with a premium carbon fiber finish and angled slash-cut design for an aggressive rear stance.

Performance-Tuned Piping
Improved exhaust flow to enhance throttle response and overall sound quality.

Premium Stainless Steel Construction
Durable, corrosion-resistant, and built to last.

Direct Bolt-On Installation
Designed specifically for the A4 platform — no cutting or welding required.

spec

Fitment:	2009 Audi A4 B8 2.0T
System Type:	Valved Cat-Back Exhaust
Valve System:	Single Electronic Valve
Muffler Setup:	Single Muffler
Exit Style:	Single-Side Dual 89mm Slash-Cut Carbon Fiber Tips
Material:	Stainless Steel
Installation:	Direct Bolt-On
Warranty:	3 Years

company VIDEO

We are a 15-year-old factory specializing in manufacturing high-quality automobile exhaust systems and accessories. Our product range includes exhaust manifolds, downpipes, cat-back exhausts, mufflers, electronic valves, exhaust tips, and other auto parts.

Why Choose Our Exhaust Systems?

☆ Perfect Fit: Manufactured according to the original car’s mounting holes, ensuring 100% installation compatibility.
☆ Experience & Expertise: With over 13 years in exhaust production and sales, we have molds for the most popular models, widely praised by our customers.
☆ Advanced Mufflers: Our factory-developed mufflers provide a silencing effect close to the original exhaust, delivering a comfortable driving experience.
☆ Electronic Valve Control: Equipped with our latest electronically controlled valves, allowing you to adjust the exhaust sound freely.
☆ Reliable Production & Delivery: Independently produced in our factory, with 100% order fulfillment and guaranteed delivery times.
☆ Customized Services: We offer tailored exhaust solutions for various car models according to your needs.

Our Expertise

For 15 years, we have specialized in manufacturing, producing, and selling automobile exhaust systems, with thousands of original exhaust models in our database. Our coverage includes brands such as:

If you have a specific model and custom requirements, click here to inquire and contact us. We will provide professional solutions tailored to your vehicle.

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faq

What vehicles is this catback exhaust system compatible with?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
What does “catback” mean, and how is it different from other exhaust systems?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
What performance benefits will I gain from installing this catback exhaust?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
Is this exhaust system street-legal? Does it comply with emissions laws?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.
Can I install this exhaust myself, or do I need a professional?

This catback exhaust system is specifically designed for BMW M340i (G20 chassis, 2019+) and BMW M440i (G22 chassis, 2021+) models equipped with the 3.0T B58 engine. It is not compatible with non-M340i/M440i 3 Series (G20) or 4 Series (G22) variants, or models with different engine configurations.