you can pay monthly installments to pay pal with approved credit when making some purchases from Ebay. try coolblueperformance, they sell them for 2799.99 with a powerpipe and they have the pay pal payment option.94-04 models from vortech
If you are serious about financing it look at this. This is an ebay store I think its called street demand. And they say something about 0% financing for anything over $199. It might be worth it to give them a call and find out the details. Looks like the prices arent bad either.