Walker 83683 Catalytic Converter with Integrated Exhaust Manifold - Front Right

Walker CalCat Manifold Catalytic Converter

Walker CalCat 83683 is a premium catalytic converter with an integrated exhaust manifold built for direct-fit replacement on select Toyota applications. It is CARB certified and New York certified, with a stainless steel converter body and OE-style flange connections for a precise fit.

The Walker CalCat line is designed for OBDII and non-OBD vehicles, giving buyers a compliant exhaust solution for emissions-related repairs on the front right side of the exhaust system. This part number 83683 is built for select Toyota Tacoma, Toyota 4Runner, and Toyota FJ Cruiser applications.

Key Features

• Premium-grade catalytic converter with integrated exhaust manifold
• CARB certified and New York certified for regulated emissions applications
• Stainless steel converter body for corrosion resistance
• Round body shape with OE-style dimensions
• 6-bolt welded flange inlet and 3-bolt welded flange outlet
• Direct-fit design for front right installation
• Walker CalCat part number 83683

Detailed Description

Walker CalCat 83683 is engineered as a manifold catalytic converter assembly that follows OE-style fitment and connection points. The round stainless steel body measures 4.750 inches in converter body length, with a 4.000-inch body height and 4.000-inch body width, and an overall length of 24.920 inches. The welded flange inlet and outlet help maintain a secure exhaust connection while supporting a clean replacement for emissions service.

Compatible With 2005-2011 Toyota Tacoma, front right; 2003-2009 Toyota 4Runner, front right; and 2007-2009 Toyota FJ Cruiser, front right. Walker CalCat 83683 is a direct-fit option for buyers searching for a Toyota Tacoma catalytic converter front right, Toyota 4Runner catalytic converter front right, or Toyota FJ Cruiser catalytic converter front right.

This part cross-references Monroe Shocks & Struts (e.g., 911150) for the same application.

Common Repair Applications

• Failed catalytic converter emissions testing
• Exhaust manifold or converter assembly replacement after corrosion
• Check engine light concerns related to exhaust efficiency
• Broken or leaking flange connection at the front right exhaust position
• Restoring proper exhaust flow on select Toyota models

Installation Notes and Tips

Verify vehicle year, model, and front right position before installation. This assembly uses a 6-bolt welded flange inlet and a 3-bolt welded flange outlet, so matching the existing exhaust connection pattern is important for proper fitment. Mounting hardware is not included.

Because this is a CARB-certified emissions component, confirm local emissions requirements before installation. Professional installation is recommended to ensure correct sealing, alignment, and sensor-related system checks after replacement.

Quality Assurance

Walker CalCat converters are designed, tested, and validated to meet CARB compliance requirements and to deliver OE-style fitment for regulated emissions applications. Part number 83683 is built to support consistent replacement quality for select Toyota exhaust repairs.