Holley Diecast In-Tank RetroFit Fuel Module Returnless System - 12-158 exhaust-system Intake Pipe Outlet Width: 4

Intake Pipe Outlet Width: 4

6 V8 2015 Chevrolet Silverado 3500 HD LT 364/6 V8 2015 Chevrolet Silverado 3500 HD LT 403/6

3 inch Product Type Exhaust Pipe Tube Material Aluminized Steel Warning California Proposition 65

This system comes with your choice of three tailpipe exits

5L V8 1968 GMC K25/K2500 Suburban 396/6

Holley Diecast In-Tank RetroFit Fuel Module Returnless System - 12-158 exhaust-system Intake Pipe Outlet Width: 4Overview: Are you interested in an EFI retrofit kit, but just can't get past the complication of the fuel system? Holley is proud to introduce their Universal In Tank Retrofit Fuel Modules! Available in return and returnless versions, you can rest assured Holley has the solution you need for your EFI fuel pump woes. Now you can convert your factory tank or fuel cell to an in tank EFI fuel system quickly and easily! And add the benefits of a Holley