Description USED PMD for 1994-2001 GM 6.5L Fits all 6.5L DS Pumps 30-Day Replacement Warranty *NO REFUNDS – EXCHANGE ONLY* Please remember this is a USED part & this part had all sorts of problems. If at all possible we recommend purchasing our NEW PMD with a Lifetime Warranty. Fully tested on test bench Part sent could be Flight Systems, Dorman, or Stanadyne PMD. We also carry a full line of remote coolers for the PMD which can help extend the service life.