Description Product Description: Upgrade your LS engines exhaust system with this high-quality MLS (Multilayer Steel) Exhaust Manifold Header Gasket Pair. Designed to provide a perfect seal and withstand high temperatures, these gaskets are ideal for both factory exhaust manifolds and aftermarket headers. Features: Multilayer Steel (MLS) Gaskets: Similar to GM part number 12617944, these gaskets offer superior sealing and durability. Flanged Grade 10.9 Bolts: Includes high-strength bolts with M8 x 1.25 thread and 25mm underhead length. Torque Specification: Recommended torque for M8 exhaust bolts is 18 ft-lb. High-Quality Construction: Made to meet or exceed OEM standards for a reliable and long-lasting performance. Universal Fit: Compatible with a wide range of LS engines including LS1, LS2, LS3, LS6, LM7, L33, LFA, LSA, LH6, LQ4, LQ9, L76, L92, L99, L96, LC9, L6, LMG, and LH8. Specifications: Material: Multilayer Steel (MLS) Bolt Grade: 10.9 Thread Size: M8 x 1.25 Underhead Length: 25mm Torque Spec: 18 ft-lb for M8 exhaust bolts Color: As shown in the picture Condition: 100% new Fitment: Compatible with the following LS engines: LS1 LS2 LS3 LS6 LM7 L33 LFA LSA LH6 LQ4 LQ9 L76 L92 L99 L96 LC9 L6 LMG LH8 Package Includes: 1 x Set of MLS Exhaust Manifold Header Gaskets 1 x Set of Flanged Grade 10.9 Bolts Additional Information: Professional Installation Recommended: To ensure proper fit and function, professional installation is highly recommended. Customer Support: If you have any questions or need assistance, please feel free to contact us. We are committed to providing excellent customer service and will reply as soon as possible. Order Now: Upgrade your LS engine with this high-quality MLS Exhaust Manifold Header Gasket Pair. Enjoy enhanced performance and reliability with gaskets and bolts designed to withstand high temperatures and provide a perfect seal. Order now for fast shipping and excellent customer service!