Davico 49406 Catalytic Converter - Front

Exact-Fit Catalytic Converter for GM Trucks and SUVs

Davico 49406 is a dealer alternative exact-fit catalytic converter built from original equipment sample parts to match factory fitment and exhaust routing. It is designed for OBDII-equipped vehicles and uses a high-quality emissions-reducing catalyst for proper function on the listed Chevrolet, GMC, and Cadillac applications.

Key Features

• Exact-fit replacement catalytic converter for front exhaust placement
• 3-bolt fixed flange inlet and 3-bolt spin flange inlet for OE-style connection points
• 2-bolt fixed flange outlet for direct exhaust integration
• Four O2 sensor locations to match the listed vehicle configurations
• 36-inch overall length for application-specific fitment
• Built for 2007-2010 Chevrolet Silverado 1500 and GMC Sierra 1500 front applications, plus other listed GM trucks and SUVs

Product Details

The Davico Dealer Alternative Exact-Fit Catalytic Converter line is focused on direct replacement fitment using OE sample parts as the reference point. Part number 49406 is engineered for front-position installations on select GM full-size trucks and SUVs, including 2007-2010 Chevrolet Silverado 1500, 2007-2010 GMC Sierra 1500, 2009 Cadillac Escalade, 2007-2009 Chevrolet Tahoe, and 2007-2009 GMC Yukon. It also covers 2007-2008 Chevrolet Avalanche, Silverado 3500 HD, Suburban 1500, Sierra 3500 HD, and Yukon XL 1500 front applications.

This part number, 49406, is intended for vehicles with the listed exhaust and sensor configuration and is not legal for use in California. It is also illegal for installation in New York on vehicles equipped with California emission systems. This part cross-references no additional part numbers in the provided data.

Common Issues This Part Can Address

• Failed catalytic converter efficiency codes on OBDII vehicles
• Exhaust restriction from a worn or damaged converter
• Check engine light concerns related to catalyst performance
• Broken or leaking front exhaust converter assembly
• Fitment problems when replacing the original front catalytic converter on listed Silverado, Sierra, Tahoe, Yukon, and Escalade models

Installation Notes and Tips

Verify the vehicle’s emission system, sensor count, flange style, and front-position layout before installation. This converter uses a 3-bolt fixed flange inlet, 3-bolt spin flange inlet, and 2-bolt fixed flange outlet, so matching the original exhaust configuration is important for proper installation. Confirm that the application is one of the listed front-fit GM models before ordering.

Quality Assurance

Davico builds this Dealer Alternative Exact-Fit Catalytic Converter using OE sample parts and emissions-reducing catalyst material selected for current OBDII vehicle demands. Part number 49406 is produced as a direct-fit replacement for the specified applications and is intended to restore proper exhaust system function when installed on the correct vehicle.