AP Exhaust 700486 Exhaust Muffler - Front

AP Exhaust 700486 Muffler Overview

AP Exhaust 700486 is a round, baffled exhaust muffler built with aluminized steel for direct-fit service on select Chevrolet Malibu and Pontiac G6 applications. It uses a center inlet and center outlet layout with OE-comparable sound level, making it a practical replacement for a welded factory muffler assembly.

Compatible With 2008-2012 Chevrolet Malibu, front, and 2008-2010 Pontiac G6, front. This AP Exhaust muffler is part of the MSL series and is sized for OE-style exhaust routing where the original system was welded in place.

Key Features

• Part number 700486
• AP Exhaust MSL series muffler
• Round muffler body with baffled internal design
• Aluminized steel construction
• Center inlet and center outlet configuration
• OE-comparable sound level
• Direct-fit replacement for select front exhaust applications
• Body diameter: 5 inches
• Body length: 22 inches
• Overall length: 28.25 inches

Detailed Description

AP Exhaust 700486 is an exhaust muffler engineered for OE-style replacement on the front section of the exhaust system in select Chevrolet Malibu and Pontiac G6 models. The muffler uses a 2.38-inch center inlet pipe and a 2.25-inch center outlet pipe, with a round 5-inch body and 22-inch body length to match the original routing requirements. Its baffled construction and OE-comparable sound level support a factory-style exhaust tone without changing the vehicle’s basic exhaust layout. The aluminized steel body provides a durable, regular-grade replacement option for vehicles that need a direct-fit muffler service part. This part number 700486 is a focused solution for 2008-2012 Chevrolet Malibu and 2008-2010 Pontiac G6 front exhaust repairs.

Common Repair Uses

• Replacing a rusted or damaged factory muffler
• Restoring exhaust flow after a welded OE assembly failure
• Correcting exhaust noise from a leaking muffler body
• Addressing fitment issues on front exhaust sections
• Returning the Chevrolet Malibu or Pontiac G6 exhaust note to OE-comparable levels

Installation Notes and Tips

Verify the vehicle’s front exhaust configuration before installation, since the OE system was a welded assembly and AP Exhaust notes that related parts should be replaced as needed. Confirm inlet and outlet diameters, center-center routing, and overall length against the original muffler assembly before beginning service. Professional exhaust installation is recommended for proper alignment and sealing on the Chevrolet Malibu and Pontiac G6 applications.

Quality Assurance

AP Exhaust manufactures replacement exhaust components for direct-fit service applications, and the 700486 muffler is built to match the listed OE-style fitment and sound characteristics for the specified vehicles.