Walker 81918 Catalytic Converter - Left or Right

Overview of Walker CalCat Catalytic Converter 81918

The Walker CalCat Catalytic Converter 81918 is designed for universal fitment on select vehicles from Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, and Toyota. Engineered with a stainless steel body and ceramic substrate, this catalytic converter meets California Air Resources Board (CARB) certification standards, ensuring compliance with emissions regulations for model years 1995 through 2004.

• Universal fit catalytic converter compatible with multiple makes and models
• Stainless steel body with a standard oval shape for durability
• 2.5-inch inlet and outlet pipe connections for straightforward installation
• CARB certified for use in California and other states with strict emissions standards
• Ceramic substrate material for effective exhaust gas treatment
• Overall length of 13.25 inches with a body length of 10 inches

Product Line: Walker CalCat

The CalCat product line by Walker focuses on catalytic converters that provide reliable emissions control solutions for a wide range of vehicles. The CalCat series emphasizes compliance with environmental regulations, including CARB certification, making it suitable for vehicles requiring strict emissions standards. The 81918 model continues this tradition by offering a universal fit design with durable materials and proven substrate technology.

Detailed Product Description

This catalytic converter features a standard oval stainless steel body measuring 10 inches in length, 6.125 inches in width, and 4.25 inches in height. Both the inlet and outlet have 2.5-inch inside diameters with pipe connection types, facilitating compatibility with existing exhaust systems. The ceramic substrate inside effectively reduces harmful emissions by converting exhaust gases into less harmful substances. The converter is designed for vehicles manufactured between 1995 and 2004, including models such as the Chevrolet Trailblazer EXT, GMC Yukon, Toyota Tacoma, and Pontiac Montana.

Common Applications and Problem Solving

• Replacement for failing or clogged catalytic converters causing poor engine performance
• Restores proper emissions control to pass state and federal inspections
• Reduces harmful exhaust emissions to meet CARB standards
• Addresses exhaust leaks or damage in the catalytic converter section
• Improves fuel efficiency by restoring exhaust flow

Installation Notes and Tips

The Walker CalCat 81918 catalytic converter is designed for universal fitment with pipe connection inlet and outlet types, simplifying installation on compatible vehicles. It is important to verify the 2.5-inch inlet and outlet diameters match your vehicle’s exhaust piping. Professional installation is recommended to ensure proper sealing and alignment. Note that mounting hardware is not included with this part.

Quality Assurance and Warranty

Walker catalytic converters, including the CalCat 81918, are manufactured with high-quality stainless steel and ceramic substrates to ensure durability and long service life. This part is CARB certified, confirming it meets stringent emissions standards. Warranty details should be confirmed with the distributor or manufacturer, as they may vary by region and application.