YEHERIT Exhaust Manifold Gasket & Bolts Kit for GM Trucks — Silverado, Sierra, Suburban, Tahoe | OEM 12558573

Overview

Upgrade your exhaust manifold seal with the YEHERIT Gasket & Bolts Kit. Built for high‑temperature environments, this kit helps establish a secure seal between the exhaust manifold and the engine block, supporting dependable operation under demanding conditions. The kit is designed as a direct replacement, aligning with factory interfaces to simplify service work.

Direct replacement and installation

Engineered for hassle‑free installation, this gasket kit mirrors the original part’s fitment. For best results, ensure precise alignment between the manifold and engine block and clean mating surfaces before installation. Improper alignment may affect efficiency and seal integrity.

Durable construction for demanding use

The gasket employs high‑quality multi‑layer steel to resist warping and heat, delivering lasting performance in harsh exhaust conditions. This robust construction helps maintain a reliable seal as the engine experiences temperature swings during normal operation.

Compatibility at a glance

The kit is formulated to fit a broad range of GM vehicles. Examples include Silverado, Sierra, Suburban, Tahoe, Avalanche, Express, Caprice, G8, Firebird, Grand Prix, GTO, Yukon, and more. OEM reference numbers 12617944, 12558573, 12600530, and 12620947 help verify fitment for your vehicle.

What’s included

The package includes the gasket and compatible bolts (OE 551696) to support a complete, sealed connection between the exhaust manifold and engine block.

Installation tips

• Verify exact year and model against the compatibility details.
• Prepare clean mating surfaces and confirm gasket orientation before tightening.
• Torque bolts to the manufacturer’s specs and recheck after a brief run‑in.

Real‑world use cases

Ideal when replacing a failing gasket or performing exhaust service on aging GM trucks and SUVs. The kit’s high‑temp capability supports restoration of sealing performance without major engine work.

Key benefits at a glance

• Durable multi‑layer steel construction for heat resistance
• Direct replacement design for easier installation
• OEM bolts included for compatibility and a complete kit
• Broad GM vehicle compatibility across multiple model families