KYOSTAR Single Midpipe Exhaust for 2021+ BMW G80 M3 G82 G83 M4 2022+ G81 M3 S58 3.0T

KYOSTAR Single Midpipe Exhaust for BMW S58 3.0T

The KYOSTAR Single Midpipe is designed specifically for BMW S58-powered M models, offering a more direct exhaust flow and a deeper, more refined exhaust note without compromising daily drivability. Replacing the restrictive factory center section helps reduce backpressure while improving exhaust efficiency across the entire RPM range.

Manufactured from premium T304 stainless steel using precision mandrel-bent tubing and TIG welding, this direct bolt-on midpipe provides outstanding durability, corrosion resistance, and long-term reliability. Whether paired with the factory rear muffler or an aftermarket cat-back system, it delivers an aggressive sound profile and improved exhaust performance for both street and track applications.

Features

• Flow Advantage: Single midpipe design improves exhaust flow efficiency and reduces restriction from the factory center section.

• Sound Advantage: Provides a deeper and more refined exhaust tone while maintaining comfortable daily drivability.

• Material Advantage: Premium T304 stainless steel construction delivers excellent durability and corrosion resistance.

• Construction Advantage: Precision mandrel-bent tubing and TIG-welded joints ensure reliable performance under high-temperature conditions.

• Compatibility Advantage: Designed to work with factory rear mufflers or compatible aftermarket cat-back exhaust systems.

Fitment

• 2021+ BMW G80 M3 S58 3.0T

• 2021+ BMW G80 M3 Competition S58 3.0T

• 2021+ BMW G80 M3 Competition xDrive S58 3.0T

• 2022+ BMW G81 M3 Touring Competition xDrive S58 3.0T

• 2021+ BMW G82 M4 Coupe S58 3.0T

• 2021+ BMW G82 M4 Competition S58 3.0T

• 2021+ BMW G82 M4 Competition xDrive S58 3.0T

• 2021+ BMW G83 M4 Convertible S58 3.0T

• 2021+ BMW G83 M4 Competition xDrive S58 3.0T

Notes

Compatible Vehicle: Fits BMW S58 3.0L Twin-Turbo Inline-6 engine applications only.

Incompatible Vehicle: Not compatible with S55, B58, N55, or other BMW engine platforms.

Verify Vehicle: Please verify your vehicle model, production year, chassis code, and exhaust configuration before ordering.

Exhaust Layout: Designed for vehicles equipped with the factory S58 exhaust routing and connection points.

Fitment may vary depending on production date, regional emissions equipment (OPF/GPF), factory exhaust configuration, and previous aftermarket modifications. Please compare your original exhaust routing and connection points before installation.

Professional Installation: Proper alignment and correct torque specifications should be followed to ensure leak-free installation and optimal exhaust performance.

Product Details

FAQ

Q1: Will this fit my vehicle?

This single midpipe exhaust is designed for BMW G80 M3, G81 M3 Touring, G82 M4, and G83 M4 models equipped with the S58 3.0L Twin-Turbo Inline-6 engine. Please confirm your vehicle model, production year, and exhaust configuration before purchase.

Q2: Does installation require modification?

The KYOSTAR Single Midpipe Exhaust is designed as a direct bolt-on replacement using factory-style connection points. Professional installation is recommended for proper alignment and sealing.

Q3: Can this be used with the factory exhaust system?

Yes. This single midpipe is designed to work with the factory rear muffler or compatible aftermarket cat-back exhaust systems to improve exhaust flow and sound characteristics.

Warranty & Shipping

KYOSTAR products are inspected before shipment to ensure quality and reliability. Each exhaust component is securely packaged to prevent transportation damage. Please contact our support team if you need assistance with installation or product-related issues.