The AP Exhaust 7450 Exhaust Muffler Assembly is engineered to provide a direct-fit replacement for the 2001-2004 Nissan Pathfinder and Infiniti QX4 models. Constructed from high-quality aluminized steel, this welded assembly ensures durability and resistance to corrosion, extending the service life of the exhaust system. Designed to match the original equipment (OE) specifications, the 7450 muffler maintains the vehicle's factory exhaust tone, delivering a consistent and reliable sound profile. Its precise fitment allows for straightforward installation, minimizing downtime and labor costs for fleet maintenance. By choosing the AP Exhaust 7450, fleet operators can ensure optimal engine performance and compliance with emission standards, contributing to the overall efficiency and longevity of their vehicle fleet.