Hello all sorry but I need some advice from ya . IVE got a 2001 gtp 98tho on it ive modded some headers no cat no egr 3.4 pulley and a will pcm and open intake IT ran hard once got it done so I decided to change fuel filter it had never been done and it was full of **** I put a new one on and it has gotten worse and worse starting harder and no where neer the power it had. REAL problem I have now is for work im in texas my home is in Illinois . I belive my fuel pump is going south. work has me put up in a apartment complex that does allow wrenching on cars ! SO I found a sit that sells complete plug and play canistures =I can do that from inside car BUT after all that heres the question =THEY SELL DENSO BOSCH DELPHI CARTER and A SPECTRA PREMIUM WICH one do you guys think you be the best out of those ??? IM going to get a zzp fuel pump hot wire kit this isn't a permanent fix as when I and car get back home ill put a good pump in my old canister just cant do it now WICH ONE WOULD YOU GUYS USE THANKS ROD