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Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944 in Saudi Arabia

Gen 3 III LS Engine Gasket Set - Compatible with 1999-2010 GM Chevrolet Express Suburban, Sierra, LS1 LS2 LS3 LS4 LS5 LS6 4.8L 5.3L 5.7L 6.0L, Replaces #12612350, 12558178, 12617944

SAR 188
Brand
TELFAIR
Weight
1 kg
– 1 +

Special Features

  • Complete gasket kit – Includes 1pc Oil pan gasket set, 1pc engine block valve cover gasket, 2pc exhaust manifold gasket, 1pc valve cover gasket set, 1pc oil pan cover gasket, 4pcs coolant bypass seal gasket, 2pc valley pan gasket, 1pc water pump gasket, 1pc oil galley plug, 1pc LS rear cover gasket , 1pc timing cover gasket, 1pc rear main seal for LS engines.
  • Precision fitment – Compatible with 1999-2010 Express, Suburban, and 2001-2005 Sierra 1500 with 4.8L, 5.3L, 5.7L, and 6.0L LS engines (LS1, LS2, LS3, LS4, LS5, LS6).
  • OE-matched quality – Replaces OEM part numbers 12639249, 12633904, 12558177, 12558573, and 12637683, ensuring factory-spec performance.
  • Upgraded durability – Engineered with high-quality materials to withstand extreme temperatures and reduce leaks, ensuring a long-lasting seal for your engine.
  • Easy installation – All necessary gaskets and seals included in one kit, saving time and money on multiple purchases while restoring engine integrity.

Description

Upgrade your engine sealing with this Gen 3 III LS Engine Gasket Set, designed fit for 1999-2010 Express, Suburban, and 2001-2005,Sierra 1500 models equipped with 4.8L, 5.3L, 5.7L, or 6.0L LS-series engines (including LS1, LS2, LS3, LS4, LS5, and LS6). This comprehensive kit includes high-quality gaskets and seals, such as the oil pan gasket, valve cover gaskets, exhaust manifold gaskets, timing cover gasket, rear main seal, and coolant bypass seals, ensuring a leak-free engine rebuild.

Engineered to meet or exceed OEM specifications, this set replaces multiple OE part numbers (12612350, 12558178, 12617944, 12639249, and more) and undergoes rigorous testing for reliable performance. The heat-resistant materials withstand high and low temperatures, while the precise fitment ensures easy installation. Whether you're performing routine maintenance or a full engine overhaul, this gasket set delivers durability, efficiency, and cost savings.

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