Edelbrock part #15791 is a supplemental fuel system containing a replacement fuel pump, fuel injectors and a fuel level sender. This upgrade kit is ideal for GM Trucks utilizing the #1579 Edelbrock Supercharger System. It will only fit 07-09 6.0L and 07-08 6.2L Crew/Extended Cab models. This system is not needed and will not work on Flex Fuel models.
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