Bosch OEM LML / LGH 6.6L Duramax Fuel Return Line Kit 0445130020 GM 12639000

Genuine Bosch OEM LML / LGH 6.6L Fuel Return Line Kit

OEM # 12639000

Exact-fit genuine Bosch injector return line kit for 2011-2016 GM 6.6L Duramax LML and LGH engines (Chevy Silverado / GMC Sierra 2500HD/3500HD). Includes all necessary lines and seals for a complete, leak-free repair.

Bosch Number: BOS8890