The GM 19368140 Injector Connector Pigtail is the perfect solution for the L5P Duramax 2017-2021. This pigtail provides a secure connection to your injectors and is specifically designed to withstand against extreme temperatures, salt water, and other harsh elements found on the road. Designed with corrosion resistant materials, this connector pigtail won't introduce electrical resistance that can degrade performance, ultimately extending service life. With the original equipment performance quality you expect from GM products, this injector connector pigtail offers quality design coupled with long term durability for your vehicle. When it comes to reliable automotive solutions you can trust, GM 19368140 Injector Connector Pigtail is the trustworthy choice.