The Walker Exhaust 31397 Exhaust Pipe Flange Gasket is engineered to provide a reliable seal between exhaust components, ensuring optimal performance and longevity. Designed with a 1.875" inside diameter, this gasket is constructed from a metal with a fiber core, offering enhanced durability and resistance to heat. The 2.125" outside diameter and 0.200" thickness ensure a precise fit, reducing the risk of exhaust leaks that can lead to decreased engine efficiency and increased emissions. This gasket is compatible with various Nissan and Infiniti models, including the 1990-1992 Nissan Axxess, 1991-1993 Nissan NX, 1990-1992 Nissan Stanza, 1991-1994 Nissan Sentra, 1997-2003 Infiniti QX4, 1993-2002 Nissan Quest, 1995-1997 Nissan Pickup, 1996-2004 Nissan Pathfinder, 2003-2007 Nissan Murano, 1991-1996 Infiniti G20, 1990-1994 Nissan D21, 1993-1994 Nissan Altima, 1989-1994 Nissan 240SX, and 1995-1998 Nissan 200SX. Utilizing the Walker Exhaust 31397 gasket in your fleet operations can lead to improved exhaust system integrity, reduced maintenance costs, and enhanced vehicle performance. Its heat-resistant properties and premium materials contribute to a longer service life, minimizing downtime and ensuring that vehicles remain in optimal working condition. The gasket's design facilitates easier installation, allowing for quicker repairs and reducing labor expenses. By choosing this high-quality gasket, fleet managers can ensure that their vehicles maintain compliance with emission standards and operate efficiently, leading to cost savings and improved overall fleet performance.