HomeEngine > Cylinder Block ComponentsDorman 615-568 Engine Intake Manifold - Upper
Part #: 615-568

Dorman 615-568 Engine Intake Manifold - Upper

Upper
⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, GMC, Saab, and Isuzu, Trailblazer, Envoy, 9-7x, and Ascender
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Overview of the Dorman 615-568 Engine Intake Manifold

The Dorman 615-568 engine intake manifold is designed for reliable performance in select Chevrolet, GMC, Isuzu, and Saab vehicles. Constructed from durable nylon plastic, this black intake manifold includes all necessary gaskets and mounting hardware for a complete replacement.

  • Material: Nylon plastic for durability and heat resistance
  • Color: Black finish
  • Includes gaskets and mounting hardware for installation
  • Port Quantity: 6 with 2x1.5 inch outlet dimensions
  • Manifold height: 7 inches
  • Installation instructions included
  • Street legal for on-road use

Detailed Product Description

This Dorman engine intake manifold (part number 615-568) is engineered to meet OEM specifications for a precise fit and function. Made from high-quality nylon plastic, it offers resistance to heat and corrosion commonly found in engine compartments. The manifold features six ports with 2x1.5 inch outlet dimensions, suitable for the intake requirements of compatible vehicles. Its black color and regular grade type ensure it integrates seamlessly with the engine bay components. The package includes gaskets and mounting hardware, simplifying the replacement process. This manifold is compatible with Chevrolet Trailblazer, GMC Envoy, Isuzu Ascender, and Saab 9-7x models, providing a direct fit solution for these vehicles.

Common Applications and Issues Addressed

  • Replacement for cracked or warped intake manifolds causing vacuum leaks
  • Restores proper air-fuel mixture delivery for improved engine performance
  • Eliminates rough idling or engine misfires related to manifold failure
  • Addresses coolant leaks in manifolds with integrated coolant passages
  • Resolves check engine light codes related to intake manifold issues

Installation Notes and Tips

The Dorman 615-568 intake manifold comes with detailed installation instructions to assist with proper mounting and gasket placement. It is recommended to clean the mounting surfaces thoroughly before installation to ensure a proper seal. Use the included gaskets and mounting hardware to avoid leaks and ensure secure attachment. Torque specifications should be followed according to the vehicle manufacturer’s guidelines for Chevrolet, GMC, Isuzu, and Saab models.

Quality Assurance and Warranty

Dorman provides this intake manifold with a quality assurance guarantee, meeting or exceeding OEM standards for fit and function. The product is street legal and designed for long-term durability. Installation instructions are included to support proper setup. Please refer to Dorman’s warranty policy for specific coverage details.

BrandDorman
Part Number615-568
Air Conditioning Compressor MountNo
Alternator MountNo
ColorBlack
EGR ReadyNo
Gasket Or Seal IncludedYes
Grade TypeRegular
Heated Choke PortNo
High-RiserNo
Installation Instructions IncludedYes
Manifold Height (in)7 in
MaterialNylon
MaterialPlastic
Package ContentsManifold; Gaskets; Mounting Hardware
Port Outlet Dimensions2x1.5
Street LegalYes

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009ChevroletTrailblazer4.2LL6Upper1 Piece
2009GMCEnvoy4.2LL6Upper1 Piece
2009Saab9-7x4.2LL6Upper1 Piece
2008ChevroletTrailblazer4.2LL6Upper1 Piece
2008GMCEnvoy4.2LL6Upper1 Piece
2008IsuzuAscender4.2LL6Upper1 Piece
2008Saab9-7x4.2LL6Upper1 Piece

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

This part directly replaces or is cross-referenced with the following part numbers:

89060570

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.