Elring B19.420 Fuel Injector Seal O-Ring

The Elring B19.420 Fuel Injector Seal is a precision-engineered O-ring designed to provide a reliable seal between fuel injectors and the fuel rail or intake manifold. Manufactured by Elring, a German OE supplier with over 140 years of expertise in sealing technology, this component ensures optimal fuel system integrity and performance.

Key Features:

• Constructed from high-quality FPM (fluorocarbon rubber) material for superior resistance to heat, fuel, and chemical exposure
• Precision-manufactured to meet or exceed OEM specifications for reliable sealing performance
• Prevents fuel leaks and maintains proper fuel pressure for optimal engine efficiency
• Designed for European vehicle applications including Audi, BMW, Mercedes-Benz, Porsche, and Volkswagen
• OE quality replacement component from a trusted original equipment supplier

Regular replacement of fuel injector seals is essential for maintaining fuel system integrity. Signs that replacement may be needed include fuel odor, visible fuel leaks around injectors, rough idle, engine misfires, or illuminated check engine light. This genuine Elring seal provides the quality and durability necessary for long-lasting fuel system performance.