Febi N 100 371 05 Differential Drain Plug Sealing Screw

The Febi Bilstein N 100 371 05 is a replacement differential drain plug (sealing screw) engineered to OEM specifications for Volkswagen Audi Group (VAG) vehicles. Febi Bilstein is a trusted German manufacturer of OE-quality aftermarket parts, ensuring this plug meets the same fit, form, and function as the original factory component.

The differential drain plug seals the drain or fill port on the differential or transaxle housing, preventing gear oil leakage and maintaining proper lubrication levels. Replacing a worn, stripped, or damaged drain plug is a critical step in any differential fluid service to ensure a leak-free seal.

Key Features:

• Direct OEM replacement — matches factory specifications for VAG vehicles
• Manufactured by Febi Bilstein to precise tolerances for a secure, leak-free fit
• Seals the differential or transaxle drain/fill port
• Helps maintain proper differential fluid levels and prevent oil leakage
• OEM-equivalent quality at an aftermarket price
• Cross-reference OEM part number: N 100 371 05

Febi Bilstein produces this differential drain plug as part of their extensive line of drivetrain components, making it an ideal choice for routine differential fluid changes or leak repairs on compatible VAG-platform vehicles.