2006-2020 GEN IV Chevy GMC 6.0L Fuel Injector Rail Square Port OEM 12660710

Manufacturer: General Motors

Part # 12660710

Interchange Part # 12621563, 12621665

Removed from a brand new vehicle which had performance modifications added. As a result, it no longer needed the OEM Factory parts. Parts are in LIKE NEW condition with minimal evidence of use. OEM, not an aftermarket replacement.

Please compare to your original to ensure this is the proper part you are needing.