Original: $82.27
-65%$82.27
$28.79The Story
Davico Exhaust Manifold 663020 Overview
The Davico exhaust manifold 663020 is engineered for reliable performance and durability. Designed specifically for select Cadillac, Chevrolet, and GMC trucks and SUVs, this exhaust manifold ensures proper exhaust flow and engine efficiency.
- Includes gaskets for a complete seal
- Dimensions: 22 inches length, 9 inches width, 6.5 inches height
- Weight: 16.5 pounds for sturdy construction
- Compatible with multiple GM models including Escalade, Sierra, Silverado, and Yukon series
- Part number 663020 for precise identification
Davico Exhaust Manifold Product Line Details
The Davico exhaust manifold product line focuses on delivering OEM-quality replacement manifolds that meet or exceed factory specifications. This line is designed to provide a direct fit and reliable performance for GM vehicles, including heavy-duty trucks and SUVs. The 663020 model is part of this line, offering a balance of durability and fitment accuracy for exhaust systems.
Detailed Product Description
This exhaust manifold measures 22 inches in length, 9 inches in width, and 6.5 inches in height, making it compatible with a range of GM vehicles. Weighing 16.5 pounds, it is constructed to withstand high temperatures and pressures typical of exhaust systems. The included gaskets ensure a proper seal between the manifold and engine block, reducing the risk of exhaust leaks. The part number 663020 corresponds to this specific manifold, designed for use in Cadillac Escalade, Chevrolet Silverado, GMC Sierra, and other compatible models.
Common Applications and Problem Solving
- Replacement for cracked or warped exhaust manifolds
- Eliminates exhaust leaks causing engine noise or reduced performance
- Restores proper exhaust flow for improved engine efficiency
- Addresses manifold gasket failures with included gaskets
- Suitable for heavy-duty use in trucks and SUVs
Installation Notes and Tips
Ensure the engine is cool before beginning installation. Remove the old manifold carefully to avoid damaging surrounding components. Use the included gaskets to achieve a proper seal and prevent exhaust leaks. Torque bolts to manufacturer specifications for secure fitment. This manifold is designed for direct replacement on compatible Cadillac, Chevrolet, and GMC models listed under fitment.
Quality Assurance and Warranty
Davico exhaust manifolds are manufactured to meet strict quality standards for durability and fitment. The 663020 part undergoes rigorous testing to ensure it performs reliably under normal operating conditions. Warranty information is available from the manufacturer and should be reviewed prior to installation.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Davico Exhaust Manifold 663020 Overview
The Davico exhaust manifold 663020 is engineered for reliable performance and durability. Designed specifically for select Cadillac, Chevrolet, and GMC trucks and SUVs, this exhaust manifold ensures proper exhaust flow and engine efficiency.
- Includes gaskets for a complete seal
- Dimensions: 22 inches length, 9 inches width, 6.5 inches height
- Weight: 16.5 pounds for sturdy construction
- Compatible with multiple GM models including Escalade, Sierra, Silverado, and Yukon series
- Part number 663020 for precise identification
Davico Exhaust Manifold Product Line Details
The Davico exhaust manifold product line focuses on delivering OEM-quality replacement manifolds that meet or exceed factory specifications. This line is designed to provide a direct fit and reliable performance for GM vehicles, including heavy-duty trucks and SUVs. The 663020 model is part of this line, offering a balance of durability and fitment accuracy for exhaust systems.
Detailed Product Description
This exhaust manifold measures 22 inches in length, 9 inches in width, and 6.5 inches in height, making it compatible with a range of GM vehicles. Weighing 16.5 pounds, it is constructed to withstand high temperatures and pressures typical of exhaust systems. The included gaskets ensure a proper seal between the manifold and engine block, reducing the risk of exhaust leaks. The part number 663020 corresponds to this specific manifold, designed for use in Cadillac Escalade, Chevrolet Silverado, GMC Sierra, and other compatible models.
Common Applications and Problem Solving
- Replacement for cracked or warped exhaust manifolds
- Eliminates exhaust leaks causing engine noise or reduced performance
- Restores proper exhaust flow for improved engine efficiency
- Addresses manifold gasket failures with included gaskets
- Suitable for heavy-duty use in trucks and SUVs
Installation Notes and Tips
Ensure the engine is cool before beginning installation. Remove the old manifold carefully to avoid damaging surrounding components. Use the included gaskets to achieve a proper seal and prevent exhaust leaks. Torque bolts to manufacturer specifications for secure fitment. This manifold is designed for direct replacement on compatible Cadillac, Chevrolet, and GMC models listed under fitment.
Quality Assurance and Warranty
Davico exhaust manifolds are manufactured to meet strict quality standards for durability and fitment. The 663020 part undergoes rigorous testing to ensure it performs reliably under normal operating conditions. Warranty information is available from the manufacturer and should be reviewed prior to installation.



