Dorman 090-163 Engine Oil Drain Plug

Engine Oil Drain Plug for OE-Style Service

This Dorman engine oil drain plug is a direct replacement for a damaged or worn original equipment plug. It matches the thread pitch for a secure seal and reliable oil pan service on select Audi, Volkswagen, and Mercedes-Benz applications.

Built from steel with a hex head and included gasket seal, Dorman 090-163 is made for conventional oil drain service on vehicles that use an M26-1.50 fine thread. It is a practical OE-style solution for Audi A4, Audi A6, Volkswagen EuroVan, and other listed fitments.

Key Features

• Direct replacement engine oil drain plug for select European vehicles
• Steel construction with a 17 mm hex head
• M26-1.50 metric fine thread for proper oil pan engagement
• Includes gasket seal for a tighter drain plug seal
• Standard oil drain plug design for conventional drain service
• Non-magnetic design
• Dorman 090-163 part number for easy identification

Detailed Description

Dorman 090-163 is engineered to replace a worn, stripped, or damaged oil drain plug without changing the original thread specification. The M26 x 1.50 thread size, 0.63-inch shank length, and 17 mm head size support a precise fit on confirmed applications. This makes it a straightforward choice for owners servicing Audi A3, Audi A4 Quattro, Audi TT, Volkswagen Passat, and Mercedes-Benz models listed in the fitment data.

This part cross-references 059103193 and 1309970032 for the same application.

What It Helps Solve

• Stripped or worn drain plug threads
• Oil seepage at the drain plug sealing surface
• Damaged hex head that makes removal difficult
• Incorrect thread pitch from a previous replacement
• Routine oil service on vehicles with M26-1.50 drain plug threads

Installation Notes and Tips

• Verify the oil pan thread size before installation: M26-1.50 metric fine thread
• Use a 17 mm socket or wrench on the hex head
• Inspect the sealing surface and replace contaminated oil as part of normal service
• Do not overtighten; follow the vehicle manufacturer’s torque specification
• Confirm fitment for your exact year, make, and model before ordering

Quality Assurance

Dorman manufactures this replacement drain plug as an OE-style service part for direct fit and thread accuracy. The design focuses on matching the original thread pitch and sealing requirements for dependable oil pan service.