AP Exhaust 700427 Exhaust Muffler - Rear

AP Exhaust 700427 Muffler Overview

The AP Exhaust 700427 exhaust muffler is designed specifically for Chevrolet Malibu models, providing a reliable replacement option that maintains original equipment sound levels. Constructed from aluminized steel, this muffler offers durability and corrosion resistance for everyday driving conditions.

• Body dimensions: 12" length, 11" width, 4.5" height
• Oval-shaped muffler body made of aluminized steel
• Baffled muffler type with an open chamber (O/c) configuration
• Inlet and outlet pipe diameters both 1.75" with center outlet and right center inlet locations
• Single inlet and outlet pipe design
• Regular grade type without heat shield attachment
• Overall length of 15"
• Compatible with Chevrolet Malibu exhaust systems

Detailed Product Description

The AP Exhaust 700427 muffler features a baffled design that helps reduce exhaust noise to levels comparable with original equipment (OE) standards, ensuring a quiet and comfortable ride. Its oval shape and aluminized steel construction provide a balance of strength and corrosion resistance, suitable for the typical operating environment of a Chevrolet Malibu. The muffler’s inlet and outlet pipes both measure 1.75 inches inside diameter, with the inlet positioned at the right center and the outlet at the center, matching the exhaust flow requirements of the vehicle. This muffler is part of the Msl series and is designed for straightforward replacement without tuning capabilities.

Common Applications and Problem Solving

• Replacement for worn or damaged mufflers on Chevrolet Malibu models
• Restores proper exhaust flow and reduces excessive noise
• Addresses corrosion or rust issues in the muffler body
• Helps eliminate exhaust leaks caused by muffler failure
• Maintains factory sound levels for compliance and comfort

Installation Notes and Tips

When installing the AP Exhaust 700427 muffler, ensure the inlet and outlet pipe diameters match the existing exhaust system (1.75" ID). The right center inlet and center outlet locations must align with the vehicle’s exhaust piping for proper fitment. This muffler does not include a heat shield, so verify clearance to prevent heat-related damage. Professional installation is recommended to ensure secure mounting and optimal exhaust performance.

Quality Assurance and Warranty

AP Exhaust manufactures this muffler with aluminized steel to provide resistance against rust and corrosion, extending the service life of the exhaust component. While specific warranty details are not provided, AP Exhaust products typically meet industry standards for durability and performance. Using the AP Exhaust 700427 muffler ensures compatibility and quality for Chevrolet Malibu exhaust repairs.