Brand new Injection Pump DS4

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Product Price: USD 1,750.00

This is the latest version from Stanadyne, the DS4 5521S.

It has hardened internal parts to cope with the ULSD fuel we have now. (I still would recommend using an additive like the grey bottle of Power Service or Stanadyne Blue).

Comes with new PMD.

2 year warranty.

No core charge.


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  • Fuel Delivery
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