Walker 84148 Catalytic Converter with Integrated Exhaust Manifold - Front

Overview of Walker CalCat Catalytic Converter 84148

The Walker CalCat Catalytic Converter with Integrated Exhaust Manifold (Part Number 84148) is designed for select Toyota, Pontiac, and Scion models. This catalytic converter is CARB certified, ensuring compliance with California emissions standards for vehicles from 2007 to 2013.

• CARB Executive Order Number D-182-72 certified
• Constructed with durable stainless steel body and ceramic substrate
• Integrated exhaust manifold design for streamlined installation
• Compatible with Toyota Corolla, Matrix, Scion tC, and Pontiac Vibe models
• Inlet: 5 bolt welded flange; Outlet: 2 bolt welded flange
• Overall length approximately 20.69 inches with a 5.5-inch converter body length
• Round inlet and outlet port shapes for secure fitment

Product Line: Walker CalCat

The CalCat line by Walker focuses on catalytic converters that meet strict emissions regulations, including California Air Resources Board (CARB) certification. This product line integrates the exhaust manifold with the catalytic converter body, reducing installation complexity and improving fitment accuracy. The 84148 model exemplifies the CalCat approach by combining quality materials like stainless steel and ceramic substrates with regulatory compliance for vehicles requiring CARB-approved parts.

Detailed Product Description

The Walker CalCat 84148 catalytic converter features a stainless steel body and a ceramic substrate designed to reduce harmful emissions effectively. Its integrated exhaust manifold design simplifies replacement by combining two components into one, which can reduce installation time and potential leak points. The converter body measures 5.5 inches in length, with an overall length of approximately 20.69 inches, and a round body shape measuring 4.02 inches in height and width. The inlet uses a 5 bolt welded flange, while the outlet uses a 2 bolt welded flange, both with round port shapes to ensure a secure and proper fit.

Compatible Vehicles and Common Applications

• Replacement for 2007-2013 Toyota Corolla models requiring CARB-certified catalytic converters
• Suitable for Toyota Matrix vehicles within the same year range
• Compatible with Scion tC models from 2007 to 2013
• Fits Pontiac Vibe models covered by CARB regulations
• Addresses emissions system failures and catalytic converter malfunctions

Installation Notes and Tips

When installing the Walker CalCat 84148 catalytic converter, ensure the vehicle is supported safely and the exhaust system is cool. The integrated exhaust manifold design requires proper alignment of the 5 bolt inlet flange and 2 bolt outlet flange. Use appropriate gaskets and torque specifications to prevent exhaust leaks. This part is designed for direct replacement on compatible models, but professional installation is recommended to maintain emissions compliance.

Quality Assurance and Warranty

Walker CalCat catalytic converters are manufactured to meet or exceed OEM standards and come with CARB certification (Executive Order D-182-72) for emissions compliance. The stainless steel construction and ceramic substrate provide durability and long service life. Warranty details should be confirmed with the distributor or manufacturer, as coverage may vary by region and application.