2013 BMW M135I F21 N55 3.0T Modified Catback Exhaust Single Muffler Dual Valves Quad Tips with IM Logo

Price range: $1,334.00 through $2,014.00

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Car Model

Material
304 Stainless Steel Titanium
Exhaust tips

Year
2013
Make
BMW
Model
M135I (F21)
Engine
3.0T (N55)
Clear selection

SKU: 2013 BMW M135I F21 N55 3.0T Categories: 1 SERIES, BMW, EXHAUST SYSTEM

Warranty service:3 years

Production cycle:10-15DAYS

Video
Overview
Spec
Detail
Review
FAQ

Overview

GFC Valvetronic Catback Exhaust System

For 2013 BMW F21 M135i N55 3.0T

Single Muffler | Dual Valvetronic | Quad Exit (Quad Tips) | Direct Bolt-On

Refined Power. Instant Aggression.

Designed specifically for the 2013 BMW F21 M135i N55 3.0T, this GFC valvetronic catback exhaust system enhances your factory sound with a deeper, more commanding tone — while integrating seamlessly with your vehicle’s factory rear styling.

Open the dual electronic control valves for a bold, sporty exhaust note with stronger presence. Close them for smooth cruising when needed. This performance-focused design maximizes exhaust flow for a sharper, aggressive track-inspired sound and peak performance.

DETAIL

🔥 Key Features

Dual Electronic Valves
Switch between aggressive performance and quiet comfort in seconds.

Single Muffler Layout
Engineered for optimal exhaust flow and direct exhaust release, delivering an uncompromised, raw inline-6 note.

Quad Exit Design (Quad Tips with IM Logo)
Sport-inspired rear styling featuring precise quad tips adorned with the IM logo, tailored specifically for the F21 platform.

Direct Bolt-On Installation
Engineered specifically for the F21 M135i N55 platform — no cutting or welding required.

spec

Fitment:	2013 BMW F21 M135i 3.0T (N55)
System Type:	Valved Cat-Back (Straight Pipe / Resonator Delete)
Valve System:	Dual Electronic Valves
Muffler Setup:	Single Muffler
Exit Style:	Quad Exit (Quad Tips with IM Logo)
Material:	SUS304 Stainless Steel / Titanium
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.