Billet base adapter fitting for Bosch pumps - Aluminum Efuel Kit For the retro fuel filter

For the retro fuel filter bases - you will need this adapter kit if you want to run a Bosch fuel pump and your kit currently has a Walbro fuel pump

Maximizes Boost Air

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Walbro GSL392 – These pumps pack an incredible performance punch in a tiny package

HOWEVER SOME GRINDING/MILLING WILL PROBABLY BE NEEDED

Billet base adapter fitting for Bosch pumps - Aluminum Efuel Kit For the retro fuel filterThis is the black fitting that goes between the inlet of a BOSCH fuel pump and the new billet filter base. It will include the O ring as needed. This part is specifically for OUR fuel system and while you may find other uses for it, we can only guarantee it works properly in OUR kit. This fitting was custom made for us.