LS Exhaust Manifold Gasket Intake Manifold Header Gasket & LS Header Bolts Exhaust Headers MLS 12617944 for Chevy Silverado 1500 2500 Sierra GM LS1 LS2 LS3 LS6 LQ4 LQ9 4.8 5.3 5.7 6.0 6.2

This exhaust manifold gasket features a multi-layered steel structure design, providing a strong seal to effectively prevent exhaust leaks. It is stable, robust, and durable. This product is widely compatible with various vehicle models, including Buick, Chevrolet, GMC, and others (2000-2014 models). It perfectly replaces original parts numbered 12617944, 12558573, 12600530, and 12620947. Each package contains two exhaust manifold gaskets, 12 bolts, and three exhaust manifold gaskets. Please check product dimensions, compatibility information, etc., before purchasing to ensure compatibility with your vehicle.

• LS Engine Compatibility: Our exhaust manifold gasket is specifically designed for GM LS-series engines (such as the LS7, LS6, LS3, LS2, LS1, and LQ series platforms), ensuring a perfect match with the engine architecture of various high-performance models and meeting specific installation requirements
• Multi-Layer Steel (MLS) Construction: This exhaust gasket utilizes a multi-layer steel design to enhance durability and withstand high-temperature and high-pressure operating conditions. It effectively prevents exhaust leaks and ensures sealing reliability under high-load engine operation
• OEM Perfect Replacement: This intake manifold gasket perfectly replaces OEM numbers 12617944, 12558573, 12600530, and 12620947, requiring no modification or special tools for installation. A must-have for engine rebuilds, LS modifications, and header installations
• Enhanced Sealing: The exhaust manifold gasket's optimized structure resists cracking and warping, improving operating quietness and stability, and resolving common exhaust leaks and squeaking issues
• Wide Compatibility: Our header gasket kit includes two exhaust manifold gaskets, 12 bolts, and three exhaust manifold gaskets. Compatible with a wide range of Buick, Chevrolet, GMC, and other models (model years 2000-2014). It's an ideal choice for both DIY enthusiasts and professionals