Bosal 145-793 Exhaust Muffler Assembly - Rear

Direct-Fit Muffler Assembly for OE-Style Replacement

The Bosal BRExhaust Direct-Fit Exhaust Muffler Assembly is built for drivers who need a factory-style exhaust replacement with direct bolt-on installation. This aluminized steel muffler assembly is shaped for OE-style performance, quiet operation, and low backpressure on select INFINITI FX35 and FX45 rear applications.

Part number 145-793 is a direct-fit muffler assembly that follows the original exhaust layout for a clean replacement on the rear silencer position. It is designed for 2003-2008 INFINITI FX45 and 2003-2008 INFINITI FX35 rear exhaust service, with a factory-like sound profile and corrosion-resistant aluminized construction.

Key Features

• Direct-fit exhaust muffler assembly for OE-style replacement
• Aluminized steel muffler and pipe construction
• Oval muffler body with flanged inlet design
• Factory-like sound control with low backpressure
• Rear-position application for select INFINITI FX35 and FX45 models
• Built from 16-gauge steel tubing
• Outlet tip configuration with dual outlet design

Product Details

Bosal’s BRExhaust Direct-Fit Exhaust Muffler Assembly line focuses on replacement exhaust components that match original equipment fit and function. This assembly uses an aluminized finish for added corrosion protection and an interior muffler design that supports quieter exhaust operation. The oval body measures 7.25 inches high, 11 inches wide, and 23.5 inches long, with an overall length of 35 inches.

Part number 145-793 is engineered for direct replacement on the rear silencer location of the INFINITI FX35 and INFINITI FX45. The flanged inlet uses a 2-bolt flange design, and the outlet configuration includes a 3-inch outside diameter with dual outlets. This part cross-references Nissan/Infiniti OE numbers 20100-3V60A and 20100-CG200 for the same application.

What This Part Helps Address

• Rust or corrosion in the original muffler assembly
• Exhaust noise that has become louder than factory levels
• Backpressure issues caused by a worn or restricted muffler
• Fitment problems from damaged or failing rear silencer components
• Need for an OE-style exhaust replacement on INFINITI FX35 or FX45 rear applications

Installation Notes

This direct-fit muffler assembly is made for bolt-on installation with no modifications required when used on the listed applications. Verify rear-position fitment, flange style, outlet configuration, and overall dimensions before installation on your INFINITI FX35 or FX45. For best results, inspect adjoining exhaust components for wear, corrosion, or leaks before completing the repair.

Quality Assurance

BRExhaust components are produced by a leading OE supplier and built to deliver factory-style fit, sound, and performance characteristics. The aluminized steel construction and OE-style design support long-term service in rear exhaust replacement applications.