Dorman 679-064 Exhaust Crossover Pipe

Dorman 679-064 Exhaust Crossover Pipe

Dorman 679-064 is an exhaust crossover pipe built to match the fit and function of the original pipe on specified applications. It is made for reliable performance and durability, with OE-style dimensions for service on 2002-2004 INFINITI I35 and 2002-2003 Nissan Maxima applications.

Key Features

• Direct replacement exhaust crossover pipe for specified vehicles
• Aluminized steel construction with painted metallic gray finish
• Y-pipe shape with flanged inlet and flanged outlet
• 2 in. inlet inside diameter and 2 in. outlet inside diameter
• 36 in. overall length and 5.3 in. total exhaust system diameter
• Hanger included for proper exhaust support
• No clamps included
• Standard replacement grade

Detailed Description

This Dorman exhaust crossover pipe, part number 679-064, is engineered as a replacement for the original crossover pipe used on select Nissan and INFINITI exhaust systems. The aluminized steel body is designed for corrosion resistance in everyday exhaust service, while the flanged inlet, flanged outlet, and welded flange design help maintain a secure connection at the exhaust joints. The Y-pipe layout supports the factory exhaust routing on 2002-2004 INFINITI I35 and 2002-2003 Nissan Maxima models. This part cross-references Four Seasons 54521 for the same application.

Common Repair Uses

• Replacing a rusted or damaged exhaust crossover pipe
• Restoring exhaust flow after flange or pipe deterioration
• Correcting exhaust leaks at the crossover section
• Repairing broken hanger support at the exhaust pipe
• Returning the exhaust system to OE-style routing on Nissan Maxima and INFINITI I35 vehicles

Installation Notes and Tips

Verify flange alignment, inlet and outlet diameters, and overall length before installation. This exhaust crossover pipe uses flanged connections and does not include clamps, so existing hardware and mating components should be inspected for wear, corrosion, or distortion before assembly. Confirm vehicle application by year, make, and model: Fits 2002-2004 INFINITI I35 and Fits 2002-2003 Nissan Maxima.

Quality Assurance

Dorman designs this exhaust crossover pipe to match the fit and function of the original part on specified applications. Part number 679-064 is built for standard replacement use with materials and construction selected for dependable exhaust service.