Left & Right Catalytic Converter Set – EPA Compliant | Fits Cadillac CTS 2.8L / 3.6L V6 (2005–2007) | Direct Fit | 16544 / 16546

Left & Right Catalytic Converter Set – Cadillac CTS 2.8L / 3.6L V6 (2005–2007)

This EPA-compliant dual catalytic converter set is designed to restore emissions performance and eliminate exhaust restriction on Cadillac CTS V6 platforms. Constructed with stainless steel tubing and heat shields for durability and thermal stability.

Key Features

• Material: High-grade stainless steel with integrated heat shields
• Fitment: Direct bolt-on replacement – no cutting or welding required
• Sensor Ports: Pre- and post-catalyst O2 sensor bungs included
• Emissions: EPA 48-state legal – not CARB certified
• Function: Restores exhaust flow, reduces backpressure, supports OBDII readiness

Fitment Compatibility

• Cadillac CTS 2.8L V6: 2005–2007
• Cadillac CTS 3.6L V6: 2004–2007
• Note: Not compatible with California, New York, Colorado, or Maine emissions regulations

OEM Reference Numbers

• 16544 / 16546
• 25768053 / 25768054
• 12622974 / 12622975 / 12622977 / 12622978

Package Includes

• 1 × Left Catalytic Converter with Installation Accessories
• 1 × Right Catalytic Converter with Installation Accessories

Installation Notes

• Professional installation recommended
• Ensure O2 sensors are properly torqued and sealed
• Use new gaskets for optimal sealing

Shipping & Warranty

• Free shipping within USA
• Estimated delivery: Tue, Sep 30 – Fri, Oct 3
• 30-day return policy
• 2-year product guarantee