Dorman 615-181 Engine Intake Manifold - Upper

Overview of Dorman Engine Intake Manifold 615-181

The Dorman 615-181 engine intake manifold is designed for reliable performance in select Cadillac, Chevrolet, and GMC vehicles. Constructed from durable black plastic, this intake manifold includes a gasket and valve to ensure proper sealing and airflow management.

• Material: High-quality black plastic for durability
• Includes gasket and valve for complete installation
• EGR ready to support emissions control systems
• Compatible with multiple GM truck and SUV models
• Regular grade type with a 4-inch manifold height

Detailed Product Description

This Dorman engine intake manifold (part number 615-181) is engineered to meet the specifications of various GM vehicles, including Cadillac Escalade, Chevrolet Silverado 2500 and 3500, GMC Sierra models, and several Suburban and Savana variants. The plastic construction offers a balance of strength and weight savings, while the included gasket and valve ensure a secure fit and proper sealing. The manifold features a single port outlet measuring 190 by 342 millimeters and is EGR ready, supporting vehicles equipped with exhaust gas recirculation systems. This intake manifold does not include mounts for alternators or air conditioning compressors, focusing solely on intake functionality.

Compatible Vehicles and Applications

• Cadillac Escalade
• Chevrolet C35, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, Silverado 2500, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe
• GMC G30, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, P30, P3500, Savana 1500, Savana 2500, Savana 3500, Yukon

Common Issues Addressed by This Intake Manifold

• Air leaks causing rough engine idle or performance loss
• Faulty or damaged intake manifold gaskets leading to vacuum leaks
• Malfunctioning EGR system components affecting emissions
• Cracks or warping in original plastic intake manifolds
• Replacement of worn or corroded intake manifold parts

Installation Notes and Tips

While installation instructions are not included, professional installation is recommended to ensure proper torque specifications and sealing. The included gasket and valve should be installed carefully to prevent air leaks. Verify compatibility with your specific vehicle model and engine configuration before installation. This intake manifold is street legal and designed for direct replacement in compatible GM trucks and SUVs.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 615-181 intake manifold undergoes quality checks to ensure durability and performance. Warranty coverage details should be confirmed with the parts provider or manufacturer documentation.