This M12 Oil Drain Plug Gasket Set includes 15 high-quality black rubber crush washers designed to replace OEM part numbers 12616850, 3536966, 14079550, 323429, and more. Made from durable, flexible rubber, these engine oil drain plug gaskets offer excellent resistance to heat, oil, pressure, and corrosion. Compared to metal or plastic washers, they provide a more reliable and longer-lasting seal that helps prevent leaks and ensures smooth oil system performance. 

Compatible with a wide range of GM vehicles from 1975 to 2023, including Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, Saturn, and more. Common applications include Buick Encore, Enclave, LaCrosse, Regal, Verano, Cascada, and others. Ideal for DIY oil changes or professional maintenance, this gasket set helps extend oil life, maintain engine cleanliness, and improve overall sealing reliability. 

Features: 
Product Name: M12 Oil Drain Plug Gasket / Crush Washer
Quantity: 15 PCS
Material: High-Elasticity Rubber
Color: Black
Size: 21mm OD × 11mm ID × 2.6mm Thickness
Part Numbers: 12616850, 3536966, 14079550, 323429, and more
Function: Prevent oil leaks, extend oil life, protect engine performance

Compatibility: Fits most GM vehicles from 1975–2023 Maintain a clean, leak-free oil system with this reliable and cost-effective M12 oil drain plug gasket set—a must-have for any oil change toolkit.