12584922 Oil Pump Pickup Tube O-Ring This is a high-quality aftermarket replacement O-ring (also compatible with part number B32790) designed for GM vehicles from 1999 to 2020, including models from Chevy, GMC, Hummer, Isuzu, and Pontiac with 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L engines. Crafted from durable rubber material, it offers excellent elasticity, corrosion resistance, and resists aging to ensure a tight, long-lasting seal between the oil pump and pickup tube. This prevents oil leaks, ensures proper oil flow for optimal pump performance, and protects your engine from wear, ultimately extending its lifespan. The package includes 2 O-rings for your convenience.