Comes with everything you need for your 2011-2016 Duramax LML.     EFI autocal V3 with a single tune,  stainless race pipe and EGR plates.     EGR kit can be added if wanted  
 
Price includes shipping in the USA and Canada
 
Effective Sept 1st the Autocal may be subject to a additional tariff tax of apx $80us on orders shipped to the USA