GM OE L5P Fuel Injector Return Line Seal 2017-2023

GM OE Fuel Injector Return Line Seal for L5P Chevrolet/GMC 6.6L Duramax Trucks.  Essential for maintaining fuel system integrity, these fuel injector return line seals prevent leaks and ensure optimal engine performance.  These are a must-have for performing fuel injector replacement and/or service.

Please note: Each return line requires eight seals.  Sixteen seals would be required to work on both sides of the engine.

Features:

• Durable Copper Construction
• Prevent fuel leaks from occurring at fuel injector and return line connection points

• 2017-2023 Chevrolet/GMC 6.6L Duramax 2500HD/3500HD 6.6L Duramax