ZONFANT Intake Manifold Gasket Set for Chevy GMC Cadillac Hummer V8/V6 – Direct-Fit, High-Temp Seal

If your engine is showing vacuum leaks, rough idle, coolant loss, or decreased performance and the fitment matches the listed models, this intake manifold gasket set provides the sealing components needed to replace a worn or damaged manifold gasket. The kit is sold as a complete intake manifold gasket and is intended to match original equipment replacement part numbers for many General Motors–derived vehicles.

Which vehicles and part numbers does this gasket set cover?

This kit replaces several common OEM numbers so you can confirm compatibility by cross-referencing your vehicle’s part list. It covers a long list of Chevy, GMC, Cadillac, Hummer, Buick, Isuzu and Saab model years—mainly late 1990s through early 2010s trucks and SUVs.

• Replaces part numbers: 89060413, MS98016T, MS92211, MS18007, MS4657, MS16340.
• Chevy models include Silverado, Tahoe, Suburban, Avalanche, Express, Trailblazer (various years).
• GMC models include Sierra, Yukon, Savana, Envoy, Canyon (various years).
• Also listed for Cadillac Escalade, Hummer H2/H3/H3T, Buick Rainier, Isuzu Ascender, Saab 9-7x.

What materials and performance should I expect from this gasket set?

The ZONFANT intake manifold gaskets are manufactured from high-performance gasket materials designed to resist heat cycles and fluid exposure typical in intake manifolds. They are intended to provide a consistent sealing surface to reduce leaks between the intake manifold and cylinder heads under normal operating conditions.

• High-temperature-resistant gasket compounds for repeated heat/cool cycles.
• Designed to withstand exposure to oil, coolant, and intake charge conditions.
• Manufactured for dimensional stability to help maintain torque and seal integrity.

How easy is installation and what should I prepare before replacing the gasket?

Installation difficulty depends on the vehicle and engine layout; many DIYers with basic tools can complete the job, but some models require removing intake components or accessories. Always follow a factory torque sequence, clean the sealing surfaces thoroughly, and replace any worn fasteners or seals encountered during removal.

• Inspect and clean mating surfaces; remove old gasket material and debris.
• Use factory torque specs and sequence for manifold bolts to avoid warping.
• Replace related seals, fasteners, or sensors if corroded or damaged during removal.

What kind of support and warranty does ZONFANT provide?

ZONFANT offers one year of customer support for this manifold gasket set and states all products are tested before shipping. If you encounter fitment or quality issues, contact their support team for resolution options within the stated support period.

• One year of friendly product support from ZONFANT.
• All products shipped tested and described as brand new and high quality.
• Contact support for fitment questions or reported defects.

Who is this for: This intake manifold gasket set is aimed at owners and mechanics working on GM-based trucks and SUVs from the listed years who need a direct-fit replacement gasket. It suits DIY enthusiasts who are comfortable following service procedures and professional shops seeking an aftermarket replacement matching common OEM part numbers. Confirm the vehicle year, engine type and OEM part number before purchase to ensure correct fitment.