Gasket for Sierra (Replaces 463999-3, 1378909-4)
Includes: - Gasket
Fits Models: - GMC Sierra - Chevrolet Silverado
Model Years: - Check fitment before purchase
Submodels: - Common trims include SL, SLE, SLT, Denali, WT - Chassis codes: GMT800, GMT900, K2XX - Body styles: Crew Cab, Double Cab, Regular Cab
Engine Options: - Common engine sizes include 4.3L V6, 5.3L V8, 6.0L V8, 6.2L V8 - Engine codes: L83, L86, L94, LY6
Description: This gasket is designed to replace OEM part numbers 463999-3 and 1378909-4, ensuring a reliable seal for your GMC Sierra or Chevrolet Silverado. It is crafted to meet or exceed OEM specifications for a perfect fit and long-lasting performance.
Features: - Direct replacement for specified OEM part numbers - High-quality materials for durability - Ensures proper sealing to prevent leaks - Compatible with various engine options - Easy installation for DIY enthusiasts