Apex ATB4013 Fuel Injection Throttle Body Mounting Gasket

Fuel Injection Throttle Body Mounting Gasket

The Apex ATB4013 fuel injection throttle body mounting gasket provides a direct sealing solution for the throttle body-to-intake connection on select Nissan and INFINITI applications. It is built for drivers servicing air and fuel delivery leaks on vehicles such as the Nissan Altima, Sentra, 240SX, Maxima, NX, 200SX, and INFINITI G20.

Use Apex ATB4013 when replacing a worn throttle body gasket during intake service, throttle body cleaning, or drivability repairs. This gasket is intended for 1989-2001 Nissan and INFINITI models listed below.

Key Features

• Fuel injection throttle body mounting gasket for the intake sealing surface
• Fits 1993-2001 Nissan Altima
• Fits 1991-1996 INFINITI G20 and 1999 INFINITI G20
• Fits 1991-1994 Nissan Sentra and 1998-1999 Nissan Sentra
• Fits 1995-1998 Nissan 200SX, 1989-1998 Nissan 240SX, 1992-1994 Nissan Maxima, and 1991-1993 Nissan NX
• Apex part number ATB4013 for air and fuel delivery service

Detailed Description

Apex ATB4013 is a throttle body mounting gasket used to seal the junction between the throttle body and intake manifold on select Nissan and INFINITI vehicles. A proper seal at this location is important for maintaining stable idle quality and consistent throttle response. This part number, ATB4013, is a practical choice for repair work on Nissan Altima, Sentra, 240SX, Maxima, NX, 200SX, and INFINITI G20 applications.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Is Used For

• Replacing a leaking throttle body gasket
• Restoring the seal after throttle body removal or cleaning
• Addressing idle instability caused by intake-side air leakage
• Correcting vacuum leak symptoms at the throttle body mounting surface
• Supporting proper air and fuel delivery sealing on Nissan and INFINITI engines

Installation Notes and Tips

Clean both mating surfaces before installation and inspect the throttle body and intake manifold for damage, corrosion, or residue that could affect sealing. Verify the gasket matches the vehicle application before assembly. Follow the service procedure for the specific Nissan or INFINITI model to ensure proper alignment and torque sequence.

Quality Assurance

Apex ATB4013 is a replacement gasket for service use on the listed applications. Confirm fitment against the vehicle year, make, and model before installation.