motoparty Intake Hat Gasket for GM Vortec 5.7L/5.0L/4.3L V Engine - 15998532 Replacement

Enhance throttle reliability with the motoparty Intake Hat Gasket

Designed for GM Vortec powerplants, the Motoparty Intake Hat Gasket helps seal the throttle body and intake hat, reducing vacuum leaks and supporting smoother engine operation. This gasket is a practical upgrade for a GM Vortec-powered vehicle, whether you’re maintaining a daily driver, a weekend project, or a service bay repair. By focusing on a precise seal and a straightforward install, it offers a reliable path to reestablishing consistent throttle response without requiring complex tools.

Fitment and replacement options

The gasket covers GM Vortec 5.7L (350) and 5.0L (305) engines, as well as the 4.3L V6 configuration. It’s compatible with S-10 and S-15 trucks and blazer models that share the same throttle body, and it can also fit some vans. It’s a suitable choice for a range of GM applications that use the same intake hat and throttle body neck geometry.

• Engine coverage: Vortec 5.7L (350), 5.0L (305), and 4.3L V6
• Vehicle range: S-10, S-15, Blazer variants, and compatible vans
• Replacement compatibility: substitutes part numbers 15998532, 15998577, 25147204, 25147235

Performance restoration and reliability

By sealing the throttle body and intake hat, the gasket helps reduce vacuum leaks that can disrupt intake vacuum and idle stability. While not a guaranteed performance upgrade, the seal supports smoother operation and may contribute to more predictable throttle response under varied driving conditions. This can be particularly noticeable after maintenance or part wear when a fresh seal is installed.

• Seals potential vacuum leaks for steadier idle and throttle feel
• Promotes consistent engine behavior during acceleration and deceleration
• Potentially aids in more efficient air-seal performance within the intake system

Effortless installation and orientation guidance

One of the standout features is its flexible plastic construction, which snaps into the intake hat groove with minimal effort. A tapered shape and a clear bottom lip provide a visual cue to install the gasket in the correct orientation, helping reduce installation errors and saving time during the service.

• Flexible plastic design enables quick, tool-free fitting
• Tapered edge and bottom lip guide proper seating on the throttle body neck
• Designed for straightforward maintenance and repeatable results

In short, the Motoparty Intake Hat Gasket offers a practical, maintenance-friendly option for GM Vortec engines. It emphasizes reliable sealing, driver-friendly installation, and compatibility with a broad range of GM models, helping you keep your intake system solid as part of an ongoing service routine.