This genuine GM exhaust manifold gasket kit (Part No. 88890561) is designed for select 4.2L inline 6-cylinder engines used in Chevrolet TrailBlazer, GMC Envoy, Buick Rainier, and Oldsmobile Bravada models. It ensures a tight, reliable seal between the exhaust manifold and cylinder head for optimal engine performance.
Built to OEM specifications, this gasket kit is engineered to withstand extreme exhaust temperatures and pressure cycles. It helps prevent exhaust leaks, maintain proper emissions control, and support smooth engine operation over time.
Ideal for exhaust repairs or engine maintenance, this GM OEM gasket kit restores factory-level sealing performance and durability.
Key Features
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Direct Replacement Fit: Designed for easy installation with OEM compatibility.
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Prevents Exhaust Leaks: Helps maintain engine efficiency and proper emissions performance.
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Durable Construction: Engineered for long service life under demanding engine conditions.
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4.2L Engine Compatibility: Fits select GM vehicles including TrailBlazer, Envoy, Rainier, and Bravada.
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Complete Exhaust Sealing Solution: Designed to properly seal the exhaust manifold to the cylinder head.
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High-Temperature Resistance: Built to withstand extreme exhaust heat and continuous thermal cycling.
- Genuine GM OEM Part: Manufactured to factory specifications for perfect fitment and reliable sealing performance.
Specifications
- Brand: GM Genuine Parts
- Part Number: 88890561
- Engine: 4.2L Inline 6 Cylinder
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Vehicle Fitment: Chevrolet TrailBlazer
- Product Type: Exhaust Manifold Gasket Kit