GM 12670466 High Pressure Rail-to-Rail Crossover Line

The GM 12670466 High-Pressure Rail-to-Rail Crossover Line will replace the blocked line in your 2011-2016 GM 6.6L Duramax LML/LGH. This crossover line is a genuine GM component as well as a direct fit replacement and is quality-tested to provide many years of service.

Features

• Quality Tested
• Genuine GM Part
• Direct-Fit Replacement