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LLY Fuel Injector

Fuel Injector Testing Service for LLY 6.6L Chevrolet GMC Duramax

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You are placing an order for a testing service of your LLY 6.6L Injectors. Please read Diesel Care and Performance's full Rebuild Policy, before placing your order. You'll find helpful tips for sending in your injectors for testing. 

Why choose DCP?
Diesel Care and Performance has been in the fuel injection business since 2004. Our staff has been working for other shops since the early 1980's. We have been on Ebay since 2004 and have over forty thousand positive reviews, the highest of any other seller of similar products on Ebay. 


( 6.6L 6.6 66 66L 66 L )