AP Exhaust 700477 Exhaust Muffler

AP Exhaust 700477 Muffler for Ram 1500

The AP Exhaust 700477 is an oval, baffled exhaust muffler built with aluminized steel for a direct-fit replacement on select Dodge Ram 1500 trucks. It uses a 3-inch pipe inlet and 3-inch pipe outlet with an OE-comparable sound level for a factory-style exhaust tone.

Key Features

• Direct-fit muffler for 2006-2008 Dodge Ram 1500 applications
• AP Exhaust 700477 part number for easy identification
• Oval muffler body with baffled internal design
• Aluminized steel construction for everyday exhaust service
• 3-inch inlet and 3-inch outlet pipe connections
• OE comparable sound level for a restrained exhaust note
• MSL series muffler with O/OO configuration

Product Details

AP Exhaust 700477 is a regular-grade exhaust muffler with an 8.5-inch body height, 11.5-inch body width, 30-inch body length, and 36.5-inch overall length. The inlet is located at the right center and the outlet at the left center, both using pipe-style connections. This layout supports direct replacement service on the 2006-2008 Dodge Ram 1500, where a factory-style muffler with controlled sound output is needed. The AP Exhaust 700477 is part of the MSL series and is built for drivers seeking a straightforward exhaust repair or replacement without changing the vehicle’s basic exhaust routing.

Common Problems This Muffler Can Address

• Rust-through or corrosion in the original muffler body
• Exhaust noise caused by a damaged internal muffler structure
• Restricted exhaust flow from a deteriorated factory muffler
• Need for a direct replacement on a 2006-2008 Dodge Ram 1500
• Restoring a quieter, OE-style exhaust tone

Installation Notes and Tips

Fits 2006-2008 Dodge Ram 1500, N/A. Verify inlet and outlet orientation before installation, since this muffler uses a right-center inlet and left-center outlet layout. Confirm 3-inch pipe sizing and overall body dimensions against the existing exhaust system before welding or clamping into place. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality Assurance

AP Exhaust manufactures replacement exhaust components for service applications that require OE-style fit and sound characteristics. The aluminized steel body and baffled muffler design support durable everyday use in a direct replacement exhaust repair.