Apex ATB4027 Fuel Injection Throttle Body Mounting Gasket

Name: Apex ATB4027 Fuel Injection Throttle Body Mounting Gasket
Brand: Apex
SKU: FMVJ-ATB4027
Price: 9.28 USD
Availability: InStock

⚙️ 177 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Buick, Cadillac, Chevrolet, GMC, Hummer, and Isuzu, Ascender, Avalanche 1500, Envoy XL, Envoy XUV, Escalade, Escalade ESV, Escalade EXT, Express 1500, Express 2500, Express 3500, H2, Rainier, Savana 1500, Savana 2500, Savana 3500, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Silverado 1500 HD Classic, Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, SSR, Suburban 1500, Suburban 2500, Tahoe, Trailblazer EXT, Yukon, Yukon XL 1500, and Yukon XL 2500

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Reliable Fuel Injection Throttle Body Mounting Gasket

The Apex ATB4027 fuel injection throttle body mounting gasket is designed to provide a secure and precise seal for your vehicle's throttle body assembly. Engineered for compatibility with a range of GM and related makes, this gasket ensures proper air and fuel delivery system performance.

Compatible with Buick, Cadillac, Chevrolet, GMC, Hummer, and Isuzu vehicles
Fits models including Escalade, Silverado 1500, Sierra 2500, Yukon XL 1500, and more
Durable construction to maintain a tight seal under varying engine conditions
Prevents air and fuel leaks at the throttle body mounting point
Part number ATB4027 for precise identification and fitment

Product Details and Compatibility

The Apex ATB4027 gasket is specifically designed for use in air and fuel delivery systems, focusing on the throttle body mounting interface. This gasket is compatible with a wide range of vehicles such as the Chevrolet Silverado 1500 HD, GMC Sierra 2500 HD Classic, Cadillac Escalade ESV, and Hummer H2. Its design ensures a reliable seal that helps maintain engine efficiency and prevents vacuum leaks that can affect performance.

Common Applications and Problem Solving

Seals throttle body to intake manifold to prevent air leaks
Eliminates rough idling caused by vacuum leaks
Prevents fuel delivery inconsistencies due to gasket failure
Helps maintain proper engine air-fuel mixture for optimal combustion
Reduces risk of check engine light triggers related to air intake issues

Installation Notes and Tips

When installing the Apex ATB4027 gasket, ensure the throttle body and mounting surfaces are clean and free of old gasket material or debris. Proper torque specifications should be followed to avoid warping or damaging the gasket. Inspect the gasket for any defects before installation to ensure a proper seal. This gasket is designed for direct replacement and does not require modification.

Quality Assurance and Warranty

Apex manufactures the ATB4027 gasket to meet industry standards for durability and performance in air and fuel delivery systems. While specific warranty details are not provided, Apex products typically undergo quality control testing to ensure reliable fitment and function. Using the correct part number ATB4027 guarantees compatibility with your Buick, Cadillac, Chevrolet, GMC, Hummer, or Isuzu vehicle models.

This part fits 177 vehicles. Search below:

Year	Make	Model	Liters	Cylinders	Position
2008	Chevrolet	Express 1500	5.3L	V8	N/A
2007	Chevrolet	Express 1500	5.3L	V8	N/A
2007	Chevrolet	Express 2500	4.8L	V8	N/A
2007	Chevrolet	Express 3500	4.8L	V8	N/A
2007	Chevrolet	Silverado 1500 Classic	4.8L	V8	N/A
2007	Chevrolet	Silverado 1500 HD Classic	6.0L	V8	N/A
2007	Chevrolet	Silverado 2500 HD Classic	6.0L	V8	N/A
2007	Chevrolet	Silverado 3500 Classic	6.0L	V8	N/A
2007	GMC	Savana 1500	5.3L	V8	N/A
2007	GMC	Savana 2500	4.8L	V8	N/A
2007	GMC	Savana 3500	4.8L	V8	N/A
2007	GMC	Sierra 1500 Classic	4.8L	V8	N/A
2007	GMC	Sierra 1500 HD Classic	6.0L	V8	N/A
2007	GMC	Sierra 2500 HD Classic	6.0L	V8	N/A
2007	GMC	Sierra 3500 Classic	6.0L	V8	N/A
2007	Hummer	H2	6.0L	V8	N/A
2006	Cadillac	Escalade	6.0L	V8	N/A
2006	Cadillac	Escalade ESV	6.0L	V8	N/A
2006	Cadillac	Escalade EXT	6.0L	V8	N/A
2006	Chevrolet	Avalanche 1500	5.3L	V8	N/A
2006	Chevrolet	Express 1500	5.3L	V8	N/A
2006	Chevrolet	Express 2500	4.8L	V8	N/A
2006	Chevrolet	Express 3500	4.8L	V8	N/A
2006	Chevrolet	Silverado 1500	4.8L	V8	N/A
2006	Chevrolet	Silverado 1500 HD	6.0L	V8	N/A
2006	Chevrolet	Silverado 2500 HD	6.0L	V8	N/A
2006	Chevrolet	Silverado 3500	6.0L	V8	N/A
2006	Chevrolet	Suburban 1500	5.3L	V8	N/A
2006	Chevrolet	Suburban 2500	6.0L	V8	N/A
2006	Chevrolet	Tahoe	4.8L	V8	N/A
2006	GMC	Savana 1500	5.3L	V8	N/A
2006	GMC	Savana 2500	4.8L	V8	N/A
2006	GMC	Savana 3500	4.8L	V8	N/A
2006	GMC	Sierra 1500	4.8L	V8	N/A
2006	GMC	Sierra 1500 HD	6.0L	V8	N/A
2006	GMC	Sierra 2500 HD	6.0L	V8	N/A
2006	GMC	Sierra 3500	6.0L	V8	N/A
2006	GMC	Yukon	4.8L	V8	N/A
2006	GMC	Yukon XL 1500	5.3L	V8	N/A
2006	GMC	Yukon XL 2500	6.0L	V8	N/A
2006	Hummer	H2	6.0L	V8	N/A
2005	Cadillac	Escalade	5.3L	V8	N/A
2005	Cadillac	Escalade ESV	6.0L	V8	N/A
2005	Cadillac	Escalade EXT	6.0L	V8	N/A
2005	Chevrolet	Avalanche 1500	5.3L	V8	N/A
2005	Chevrolet	Express 1500	5.3L	V8	N/A
2005	Chevrolet	Express 2500	4.8L	V8	N/A
2005	Chevrolet	Express 3500	4.8L	V8	N/A
2005	Chevrolet	Silverado 1500	4.8L	V8	N/A
2005	Chevrolet	Silverado 1500 HD	6.0L	V8	N/A
2005	Chevrolet	Silverado 2500 HD	6.0L	V8	N/A
2005	Chevrolet	Silverado 3500	6.0L	V8	N/A
2005	Chevrolet	Suburban 1500	5.3L	V8	N/A
2005	Chevrolet	Suburban 2500	6.0L	V8	N/A
2005	Chevrolet	Tahoe	4.8L	V8	N/A
2005	GMC	Savana 1500	5.3L	V8	N/A
2005	GMC	Savana 2500	4.8L	V8	N/A
2005	GMC	Savana 3500	4.8L	V8	N/A
2005	GMC	Sierra 1500	4.8L	V8	N/A
2005	GMC	Sierra 1500 HD	6.0L	V8	N/A
2005	GMC	Sierra 2500 HD	6.0L	V8	N/A
2005	GMC	Sierra 3500	6.0L	V8	N/A
2005	GMC	Yukon	4.8L	V8	N/A
2005	GMC	Yukon XL 1500	5.3L	V8	N/A
2005	GMC	Yukon XL 2500	6.0L	V8	N/A
2005	Hummer	H2	6.0L	V8	N/A
2004	Buick	Rainier	5.3L	V8	N/A
2004	Cadillac	Escalade	5.3L	V8	N/A
2004	Cadillac	Escalade ESV	6.0L	V8	N/A
2004	Cadillac	Escalade EXT	6.0L	V8	N/A
2004	Chevrolet	Avalanche 1500	5.3L	V8	N/A
2004	Chevrolet	Express 1500	5.3L	V8	N/A
2004	Chevrolet	Express 2500	4.8L	V8	N/A
2004	Chevrolet	Express 3500	4.8L	V8	N/A
2004	Chevrolet	Silverado 1500	4.8L	V8	N/A
2004	Chevrolet	Silverado 2500	6.0L	V8	N/A
2004	Chevrolet	Silverado 2500 HD	6.0L	V8	N/A
2004	Chevrolet	Silverado 3500	6.0L	V8	N/A
2004	Chevrolet	SSR	5.3L	V8	N/A
2004	Chevrolet	Suburban 1500	5.3L	V8	N/A
2004	Chevrolet	Suburban 2500	6.0L	V8	N/A
2004	Chevrolet	Tahoe	4.8L	V8	N/A
2004	Chevrolet	Trailblazer EXT	5.3L	V8	N/A
2004	GMC	Envoy XL	5.3L	V8	N/A
2004	GMC	Envoy XUV	5.3L	V8	N/A
2004	GMC	Savana 1500	5.3L	V8	N/A
2004	GMC	Savana 2500	4.8L	V8	N/A
2004	GMC	Savana 3500	4.8L	V8	N/A
2004	GMC	Sierra 1500	4.8L	V8	N/A
2004	GMC	Sierra 2500	6.0L	V8	N/A
2004	GMC	Sierra 2500 HD	6.0L	V8	N/A
2004	GMC	Sierra 3500	6.0L	V8	N/A
2004	GMC	Yukon	4.8L	V8	N/A
2004	GMC	Yukon XL 1500	5.3L	V8	N/A
2004	GMC	Yukon XL 2500	6.0L	V8	N/A
2004	Hummer	H2	6.0L	V8	N/A
2004	Isuzu	Ascender	5.3L	V8	N/A
2003	Cadillac	Escalade	5.3L	V8	N/A
2003	Cadillac	Escalade ESV	6.0L	V8	N/A
2003	Cadillac	Escalade EXT	6.0L	V8	N/A
2003	Chevrolet	Avalanche 1500	5.3L	V8	N/A
2003	Chevrolet	Express 1500	5.3L	V8	N/A
2003	Chevrolet	Express 2500	4.8L	V8	N/A
2003	Chevrolet	Express 3500	4.8L	V8	N/A
2003	Chevrolet	Silverado 1500	4.8L	V8	N/A
2003	Chevrolet	Silverado 1500 HD	6.0L	V8	N/A
2003	Chevrolet	Silverado 2500	6.0L	V8	N/A
2003	Chevrolet	Silverado 2500 HD	6.0L	V8	N/A
2003	Chevrolet	Silverado 3500	6.0L	V8	N/A
2003	Chevrolet	SSR	5.3L	V8	N/A
2003	Chevrolet	Suburban 1500	5.3L	V8	N/A
2003	Chevrolet	Suburban 2500	6.0L	V8	N/A
2003	Chevrolet	Tahoe	4.8L	V8	N/A
2003	Chevrolet	Trailblazer EXT	5.3L	V8	N/A
2003	GMC	Envoy XL	5.3L	V8	N/A
2003	GMC	Savana 1500	5.3L	V8	N/A
2003	GMC	Savana 2500	4.8L	V8	N/A
2003	GMC	Savana 3500	4.8L	V8	N/A
2003	GMC	Sierra 1500	4.8L	V8	N/A
2003	GMC	Sierra 1500 HD	6.0L	V8	N/A
2003	GMC	Sierra 2500	6.0L	V8	N/A
2003	GMC	Sierra 2500 HD	6.0L	V8	N/A
2003	GMC	Sierra 3500	6.0L	V8	N/A
2003	GMC	Yukon	4.8L	V8	N/A
2003	GMC	Yukon XL 1500	5.3L	V8	N/A
2003	GMC	Yukon XL 2500	6.0L	V8	N/A
2003	Hummer	H2	6.0L	V8	N/A
2003	Isuzu	Ascender	5.3L	V8	N/A
2002	Cadillac	Escalade	5.3L	V8	N/A
2002	Cadillac	Escalade EXT	6.0L	V8	N/A
2002	Chevrolet	Avalanche 1500	5.3L	V8	N/A
2002	Chevrolet	Silverado 1500	4.8L	V8	N/A
2002	Chevrolet	Silverado 1500 HD	6.0L	V8	N/A
2002	Chevrolet	Silverado 2500	6.0L	V8	N/A
2002	Chevrolet	Silverado 2500 HD	6.0L	V8	N/A
2002	Chevrolet	Silverado 3500	6.0L	V8	N/A
2002	Chevrolet	Suburban 1500	5.3L	V8	N/A
2002	Chevrolet	Suburban 2500	6.0L	V8	N/A
2002	Chevrolet	Tahoe	4.8L	V8	N/A
2002	GMC	Sierra 1500	4.8L	V8	N/A
2002	GMC	Sierra 1500 HD	6.0L	V8	N/A
2002	GMC	Sierra 2500	6.0L	V8	N/A
2002	GMC	Sierra 2500 HD	6.0L	V8	N/A
2002	GMC	Sierra 3500	6.0L	V8	N/A
2002	GMC	Yukon	4.8L	V8	N/A
2002	GMC	Yukon XL 1500	5.3L	V8	N/A
2002	GMC	Yukon XL 2500	6.0L	V8	N/A
2001	Chevrolet	Silverado 1500	4.8L	V8	N/A
2001	Chevrolet	Silverado 1500 HD	6.0L	V8	N/A
2001	Chevrolet	Silverado 2500	6.0L	V8	N/A
2001	Chevrolet	Silverado 2500 HD	6.0L	V8	N/A
2001	Chevrolet	Silverado 3500	6.0L	V8	N/A
2001	Chevrolet	Suburban 1500	5.3L	V8	N/A
2001	Chevrolet	Suburban 2500	6.0L	V8	N/A
2001	Chevrolet	Tahoe	4.8L	V8	N/A
2001	GMC	Sierra 1500	4.8L	V8	N/A
2001	GMC	Sierra 1500 HD	6.0L	V8	N/A
2001	GMC	Sierra 2500	6.0L	V8	N/A
2001	GMC	Sierra 2500 HD	6.0L	V8	N/A
2001	GMC	Sierra 3500	6.0L	V8	N/A
2001	GMC	Yukon	4.8L	V8	N/A
2001	GMC	Yukon XL 1500	5.3L	V8	N/A
2001	GMC	Yukon XL 2500	6.0L	V8	N/A
2000	Chevrolet	Silverado 1500	4.8L	V8	N/A
2000	Chevrolet	Silverado 2500	5.3L	V8	N/A
2000	Chevrolet	Suburban 1500	5.3L	V8	N/A
2000	Chevrolet	Suburban 2500	6.0L	V8	N/A
2000	Chevrolet	Tahoe	4.8L	V8	N/A
2000	GMC	Sierra 1500	4.8L	V8	N/A
2000	GMC	Sierra 2500	5.3L	V8	N/A
2000	GMC	Yukon	4.8L	V8	N/A
2000	GMC	Yukon XL 1500	5.3L	V8	N/A
2000	GMC	Yukon XL 2500	6.0L	V8	N/A
1999	Chevrolet	Silverado 1500	4.8L	V8	N/A
1999	Chevrolet	Silverado 2500	5.3L	V8	N/A
1999	GMC	Sierra 1500	4.8L	V8	N/A
1999	GMC	Sierra 2500	5.3L	V8	N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.