Bulk Catless Exhaust Downpipe For 2015-2020 BMW F80 M3 F82 F83 M4 F87 M2

Product Specification

 KYOSTAR Catless Downpipe for 2015-2020 BMW F80 M3 F82 F83 M4 F87 M2 Competition S55 3.0T

The KYOSTAR Catless Downpipe is designed for BMW S55 3.0T twin-turbo engines, including F80 M3, F82/F83 M4, and F87 M2 Competition models. This performance exhaust upgrade replaces the restrictive factory catalytic converter section to improve exhaust gas flow, reduce backpressure, and enhance turbocharger efficiency for BMW M enthusiasts seeking improved engine response and performance.

Manufactured from high-quality stainless steel with precision TIG welding and factory-style mounting points, the KYOSTAR downpipe provides excellent durability, heat resistance, and long-term reliability under high-performance conditions. Designed for direct bolt-on installation, it features factory-style O2 sensor locations and optimized exhaust routing for BMW S55 powered vehicles.

Features

• Performance Benefit: Improves exhaust flow efficiency and reduces backpressure, helping improve turbocharger response and overall engine performance.

• Turbo Response Advantage: Enhances exhaust pulse flow and supports improved turbo efficiency on BMW S55 3.0T twin-turbo engines.

• Material Advantage: Manufactured from durable stainless steel with precision TIG welded joints for excellent strength and heat resistance.

• Installation Advantage: Designed with factory-style mounting locations for direct bolt-on installation and proper exhaust alignment.

• Sound Enhancement: Catless design delivers a deeper and more aggressive exhaust tone compared with the factory exhaust system.

Fitment

• 2015-2020 BMW F80 M3 S55 3.0T Twin Turbo

• 2015-2020 BMW F82 M4 S55 3.0T Twin Turbo

• 2015-2020 BMW F83 M4 Convertible S55 3.0T Twin Turbo

• 2018-2021 BMW F87 M2 Competition S55 3.0T Twin Turbo

Notes

Compatible Vehicle: Designed specifically for BMW F80 M3, F82/F83 M4, and F87 M2 Competition models equipped with the S55 3.0T Twin Turbo engine.

Incompatible Vehicle: Not compatible with BMW models using different engine platforms or exhaust configurations.

Verify Vehicle: Please confirm your vehicle year, chassis code, engine configuration, and exhaust setup before ordering.

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

Important: This product is intended for off-road and competition use where permitted. Please check local emissions regulations before installation.

Product Details

FAQ

Q1: Will this fit my vehicle?

The KYOSTAR Catless Downpipe is designed for BMW F80 M3, F82/F83 M4, and F87 M2 Competition models equipped with the S55 3.0T Twin Turbo engine. Please confirm your vehicle chassis code and engine configuration before purchase.

Q2: Does installation require modification?

This downpipe is designed as a direct performance upgrade using factory mounting locations. Professional installation is recommended to ensure proper fitment, alignment, and exhaust sealing.

Q3: Does this require ECU tuning?

ECU tuning is recommended after installing a catless downpipe to optimize engine performance and properly manage oxygen sensor-related changes caused by removing the factory catalytic converter.

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 S55 3.0T Twin Turbo applications.

Professional installation is recommended.

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