AP Exhaust 2572 Exhaust Muffler

AP Exhaust 2572 Muffler Overview

AP Exhaust 2572 is a baffled oval exhaust muffler built from aluminized steel for OE-comparable sound control. With a 2.25-inch center inlet and 2.25-inch right-center outlet, it is a direct-style replacement for select Chevrolet Cobalt and Pontiac G5 applications.

This AP Exhaust muffler is part of the Challenge series and is sized for a 16-inch body length, 9-inch body width, and 7-inch body height. The 36.25-inch overall length and pipe-to-spout configuration support service replacement on vehicles that use a welded OE exhaust assembly.

Key Features

• Part number 2572 from AP Exhaust
• Challenge series muffler with baffled internal design
• Oval body construction in aluminized steel
• 2.25-inch center inlet and 2.25-inch right-center outlet
• OE-comparable sound level for factory-style exhaust tone
• Fits 2005-2008 Chevrolet Cobalt and 2007-2008 Pontiac G5

Detailed Description

AP Exhaust 2572 is engineered as an exhaust muffler replacement for 2005-2008 Chevrolet Cobalt and 2007-2008 Pontiac G5 models listed with the Challenge LTW configuration. The muffler uses a baffled design to manage exhaust flow and sound, while the aluminized steel body helps provide durable corrosion resistance for everyday service use. Its oval shape and OE-style inlet and outlet layout make it a practical choice for restoring factory exhaust routing on the specified vehicles.

For shoppers searching for a Chevrolet Cobalt muffler replacement or a Pontiac G5 exhaust muffler, part number 2572 offers the correct 2.25-inch inlet and outlet sizing and an OE-comparable sound level. This part cross-references GM 15283439 for the same application.

Common Issues This Part Can Address

• Exhaust noise from a worn or damaged muffler
• Rust-through or corrosion in the original muffler body
• Restricted exhaust flow caused by internal muffler deterioration
• Factory exhaust tone that has become louder than normal
• Replacement needs on welded OE exhaust assemblies for Cobalt and G5 models

Installation Notes and Tips

Verify the vehicle’s exhaust layout before ordering, especially on Challenge LTW applications where the OE system was a welded assembly. Confirm the 2.25-inch inlet and outlet dimensions, center inlet location, and right-center outlet position against the existing exhaust routing. Because the original system may require replacement of related welded components, inspect adjoining pipes and connections before installation.

Quality Assurance

AP Exhaust manufactures this muffler as a regular-grade replacement part for the specified fitments. The Challenge series design and aluminized steel construction are intended to match the service requirements of the listed Chevrolet Cobalt and Pontiac G5 applications.