KYOSTAR Catless Downpipe for 2024+ BMW G20 M340i G22 M440i Gen3 B58TU2 3.0T

KYOSTAR Catless Downpipe for 2024+ BMW G20 M340i G22 M440i Gen3 B58TU2 3.0T

The KYOSTAR Catless Downpipe is designed for 2024+ BMW G20 M340i and G22 M440i models equipped with the latest Gen3 B58TU2 3.0T turbocharged inline-six engine. Featuring a high-flow catless design with optimized exhaust routing, this downpipe reduces factory exhaust restriction, improves exhaust flow efficiency, and helps enhance turbo response under increased boost conditions.

Manufactured from durable stainless steel with precision welding and factory-style mounting points, this performance downpipe improves exhaust pulse flow while delivering a more aggressive exhaust tone. Designed for modified BMW B58TU2 applications, ECU tuning is recommended after installation to properly manage O2 sensor readings and optimize engine performance.

Features

• Improves exhaust flow efficiency and reduces factory exhaust restriction to support increased turbocharger performance.

• Enhances turbo response and exhaust pulse flow for BMW Gen3 B58TU2 3.0T turbocharged engines.

• Manufactured from durable stainless steel with precision welding for reliable performance under high exhaust temperatures.

• Factory-style mounting points and optimized exhaust routing provide reliable installation compatibility.

• Creates a deeper and more aggressive exhaust tone compared with the factory exhaust system.

Fitment

• 2024+ BMW G20 M340i Gen3 B58TU2 3.0T

• 2024+ BMW G22 M440i Gen3 B58TU2 3.0T

Notes

Compatible Vehicle: Designed for 2024+ BMW G20 M340i and G22 M440i models equipped with the Gen3 B58TU2 3.0T Turbo L6 engine.

Incompatible Vehicle: Not compatible with Gen1 B58, Gen2 B58TU, N55, S55, S58, or other engine platforms.

Verify Vehicle: Please confirm your vehicle year, chassis code, engine configuration, OPF/GPF system, turbo outlet connection, O2 sensor locations, and exhaust setup before ordering.

Installation: Professional installation is recommended. Because this is a catless downpipe, ECU tuning or calibration may be required to optimize engine performance and properly manage oxygen sensor-related parameters.

Important: Removing the factory catalytic converter may trigger a check engine light. This product is intended for off-road and racing applications only where permitted. Please check local emissions regulations before installation.

Product Details

FAQ

Q1: Will this fit my vehicle?

This catless downpipe is designed for 2024+ BMW G20 M340i and G22 M440i models equipped with the Gen3 B58TU2 3.0T engine. Please confirm your chassis, production year, and engine configuration before purchase.

Q2: Does installation require modification?

The KYOSTAR Catless Downpipe is designed with factory-style mounting points and O2 sensor locations for compatible BMW B58TU2 applications. Professional installation is recommended for proper alignment and exhaust sealing.

Q3: Does this require ECU tuning?

ECU tuning or calibration may be required after installing a catless downpipe to properly manage oxygen sensor-related changes, optimize engine parameters, and improve overall performance.

Q4: What performance benefits does this provide?

The KYOSTAR Catless Downpipe improves exhaust flow efficiency, reduces factory exhaust restriction, enhances turbocharger response, and delivers a more aggressive exhaust tone for BMW Gen3 B58TU2 3.0T turbocharged applications.

Professional installation is recommended.

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