9 99grandprixGT 5,000+ posts now got an 04 grand prix 11,603 7 home Jan 28, 2009 #16 you can get the hifonics 2008D for less then 300 on ebay. should work out great with 4 CVRs
Crownvicon28s 10+ year member God 1st 1,638 4 Spartanburg, SC Jan 28, 2009 #17 Oh yeah good suggestion, that would push them pretty good. I would probably go this route.