*Tapered 3" posted by SeedyROM on June 01, 2008 at 02:16 PM
Message
systems of Random Tech ( downpipe and midpipe ) w/a 3 inch cat back produced more peak power than any 2.5 inch system ... everyone else bandwagoned ...... the new systems today are better than any 3 inch ... more area under the curve ....now that we all are on the same page.... yes it's all gravy !!