Davico 17546 Catalytic Converter - Front

Exact-Fit Catalytic Converter for BMW

Davico Exact-Fit Catalytic Converter 17546 is built from original equipment sample parts to match factory fit and function on the vehicle. It uses a high-quality emissions-reducing catalyst for OBDII-equipped BMW applications and is configured for the front exhaust position.

Compatible With BMW 320i, 320i xDrive, X5, 228i, 228i xDrive, 328i, 328i xDrive, 328i GT xDrive, 428i, 428i Gran Coupe, 428i xDrive, 428i xDrive Gran Coupe, 528i, and 528i xDrive applications with the N20B20A engine. Davico 17546 is an exact-fit catalytic converter for front installation.

Key Features

• Exact-fit design based on original equipment sample parts
• Front catalytic converter position
• Fixed ring flange inlet for secure connection
• Slip-fit outlet for OE-style exhaust alignment
• Includes inlet gasket
• Configured for 2 oxygen sensors
• 21-inch overall length
• Built for OBDII vehicle emissions requirements

Product Details

The Davico Exact-Fit Catalytic Converter line focuses on direct replacement geometry and emissions performance for modern BMW exhaust systems. Part number 17546 is designed around the N20B20A engine platform and uses catalyst material selected to reduce exhaust emissions while maintaining proper fitment at the front of the system. This makes it a practical replacement for BMW 320i, BMW 528i, and other listed N20B20A-equipped models where OE-style installation and sensor placement matter.

This part cross-references Davico 17546 for the same application.

What This Part Helps Address

• Failed catalytic converter efficiency codes
• Exhaust leaks at the front converter connection
• Check engine light concerns related to catalyst performance
• Restricted exhaust flow from a worn converter
• Fitment issues caused by non-OE replacement geometry

Installation Notes

• Fits 2018 BMW 320i, front; N20B20A engine; direct-fit catalytic converter.
• Fits 2018 BMW 320i xDrive, front; N20B20A engine; direct-fit catalytic converter.
• Fits 2016-2018 BMW X5, front; N20B20A engine; direct-fit catalytic converter.
• Fits 2013-2017 BMW 320i, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2013-2017 BMW 320i xDrive, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2014-2016 BMW 228i, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2015-2016 BMW 228i xDrive, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2012-2016 BMW 328i, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2014-2016 BMW 328i GT xDrive, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2013-2016 BMW 328i xDrive, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2014-2016 BMW 428i, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2015-2016 BMW 428i Gran Coupe, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2014-2016 BMW 428i xDrive, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2015-2016 BMW 428i xDrive Gran Coupe, front; N20B20A engine; exact-fit catalytic converter.
• Fits 2012-2016 BMW 528i, front; N20B20A engine; direct-fit catalytic converter.
• Fits 2012-2016 BMW 528i xDrive, front; N20B20A engine; direct-fit catalytic converter.
• Verify emissions compliance before installation; some listed applications are not legal for use in California and are restricted for certain New York vehicles with California emissions systems.

Quality Assurance

Davico designs Exact-Fit Catalytic Converters using OE sample parts to help ensure proper fit and function on the vehicle. The catalyst is selected for emissions reduction on current OBDII applications, and the converter is built to match the listed BMW front-exhaust configurations.