KYOSTAR 76mm Valved Catback Exhaust System w/ OPF for 2021+ BMW G80 M3 G82 G83 M4 2022+ G81 M3 S58 3.0T

KYOSTAR 76mm Valved Catback Exhaust System w/ OPF for BMW S58 3.0T

The KYOSTAR 76mm Valved Catback Exhaust System is designed specifically for OPF-equipped BMW S58 models, providing improved exhaust flow while maintaining full compatibility with factory OPF emissions equipment. The electronically controlled valve system allows you to switch between a refined daily driving experience and a more aggressive exhaust note under spirited driving conditions.

Constructed from premium T304 stainless steel with precision mandrel-bent 76mm tubing and TIG-welded construction, this catback system reduces exhaust restriction, improves exhaust pulse scavenging, and delivers enhanced throttle response. The direct bolt-on design ensures excellent fitment with factory mounting points while maintaining OEM-level reliability and durability.

Features

• OPF Compatibility Advantage: Designed for OPF-equipped BMW S58 models while maintaining compatibility with factory OPF emissions equipment.

• Sound Control Advantage: Electronic valve control system allows adjustable exhaust sound for both daily driving and performance applications.

• Material Advantage: Premium T304 stainless steel construction provides excellent durability, corrosion resistance, and long-term reliability.

• Flow Advantage: Precision mandrel-bent 76mm tubing improves exhaust flow efficiency and reduces restriction.

• Performance Advantage: Optimized exhaust routing improves exhaust pulse scavenging, throttle response, and overall driving experience.

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: Designed for BMW S58 3.0L Twin-Turbo models equipped with the factory OPF/GPF exhaust system.

Incompatible Vehicle: Not compatible with non-OPF versions unless otherwise specified. Not compatible with S55, B58, N55, or other BMW engine platforms.

Verify Vehicle: Please verify your production date, chassis code, factory exhaust configuration, OPF/GPF system, and valve connector before ordering.

Valve Compatibility: Designed to work with factory electronic exhaust valve systems.

European and international BMW models may use different OPF/GPF configurations depending on market and production date. Please compare your original exhaust layout, valve actuators, and connection points before installation. Vehicles with previous aftermarket exhaust modifications may require additional hardware.

Professional Installation: Proper installation and valve calibration ensure correct operation, leak-free sealing, and optimal exhaust performance.

Product Details

FAQ

Q1: Will this fit my vehicle?

This 76mm valved catback exhaust system 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 and factory OPF/GPF exhaust configuration. Please confirm your vehicle specifications before purchase.

Q2: Does installation require modification?

The KYOSTAR 76mm Valved Catback Exhaust System is designed for direct bolt-on installation using factory-style mounting points and compatible valve connections. Professional installation is recommended for proper alignment and sealing.

Q3: Can I adjust the exhaust sound?

The integrated electronic valve system allows adjustable exhaust characteristics, providing a refined tone during normal driving and a more aggressive exhaust sound during performance driving.

Q4: What performance benefits does this provide?

The KYOSTAR 76mm Valved Catback Exhaust System improves exhaust flow efficiency, reduces restriction, enhances exhaust pulse scavenging, and provides adjustable exhaust sound for BMW S58 3.0T performance applications.

Professional installation is recommended.

KYOSTAR products are quality inspected before shipment. Please contact our support team for installation assistance or after-sales support.

Warranty & Shipping

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