OE Aftermarket N 903 690 01 Exhaust Lock Nut M10x1.5

The OE Aftermarket N 903 690 01 is a precision-engineered exhaust lock nut designed as a direct replacement for original equipment hardware on select Audi and BMW models. This M10x1.5 threaded nut is specifically designed to secure exhaust manifold and exhaust system connections.

Key Features:

• M10 x 1.5mm thread pitch for precise fitment
• Manufactured from heat-resistant materials to withstand high exhaust temperatures
• Corrosion-resistant construction for long service life in harsh exhaust environments
• Self-locking design helps maintain proper torque and prevents loosening from vibration
• Direct OE replacement quality for reliable performance

This exhaust lock nut is an essential component for exhaust manifold installation and repair. The self-locking design ensures a secure connection between exhaust components while resisting the constant heat cycles and vibration common in exhaust systems. Recommended for use during exhaust manifold service, header installation, or when replacing worn exhaust hardware.