LoL, I KNOW how that goes!!! When I took on this project, I had $4k, which was spent with 3 calls in 10 minutes!!! $4k, BAM, gone. LOL!!
I really don't think you'll need more than a 3", though.....I think the few instances that I've heard of that are big diesels....but you gotta wonder if it would be beneficial after 450whp....
