Fel-Pro 73555 Engine Oil Filter Adapter Gasket - Lower

Fel-Pro 73555 Oil Filter Adapter Gasket

Fel-Pro 73555 is a premium engine oil filter adapter gasket built for real-world repair conditions. It is designed to seal imperfect mating surfaces and help restore a dependable seal on GM V8 applications where oil filter adapter leakage can occur.

Key Features

• Premium-grade gasket for engine oil filter adapter service
• Engineered for imperfect sealing surfaces
• Manufactured with proprietary sealing materials
• Direct replacement for select GM applications
• Cross-references MAHLE B32102 and OE part number 12567654

Detailed Description

Fel-Pro 73555 is an engine oil filter adapter gasket used on a wide range of Chevrolet, GMC, Cadillac, Pontiac, Buick, Hummer, Saab, and Isuzu vehicles. It is a practical sealing solution for engines that need a reliable gasket at the oil filter adapter, especially where surface finish or age can make sealing more difficult. This part number is commonly searched for Silverado 1500, Sierra 1500, and Corvette applications, and it also appears on many other GM platforms from 1997 through 2020.

Fel-Pro gaskets are developed for the repair environment, with materials selected to help maintain a consistent seal under demanding service conditions. If you are replacing a leaking adapter gasket on a Chevrolet Camaro, GMC Yukon, or Cadillac Escalade, Fel-Pro 73555 provides a direct-fit sealing component for the lower position listed in the fitment data.

What It Helps Fix

• Oil seepage at the engine oil filter adapter
• Leaks caused by worn or uneven sealing surfaces
• Loss of seal after adapter removal or service
• Maintenance issues on high-mileage GM engines
• Recurring gasket leakage at the lower adapter location

Installation Notes and Tips

Clean both mating surfaces thoroughly before installation and remove all old gasket material, oil residue, and debris. Inspect the adapter and surrounding components for damage or warpage before reassembly. Verify the lower-position application against the vehicle’s engine configuration before ordering, especially on Silverado 2500 HD, Sierra 2500 HD, and Express van models.

Quality Assurance

Fel-Pro focuses on sealing products for repair use and uses proprietary materials to address imperfect surfaces found in everyday service work. This part cross-references MAHLE B32102 and OE part number 12567654 for the same application.