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View Full Version : which pipe size? shutupnshift04 09-19-2005, 11:56 PM hey whats up. im new to this forum and i have a question about cat back diameter sizing. i have a 1994 accord ex v tec with secret weapon r intake. which diameter piping for a cat back would be better for drag racing 2 1/2 or 3 inch tubing? i only have the intake and i just want to know which would give me the most power for drag racing shutupnshift04 09-21-2005, 05:21 PM ????????????????? sam@missionspeed 09-26-2005, 07:45 PM I would go with 2.5 inch piping. You really only need 3 inch piping if you have a turbo. Good Luck! If you need an exhaust, let me know. :D 6thgen 09-28-2005, 01:30 PM ORIGINAL: sam@missionspeed I would go with 2.5 inch piping. You really only need 3 inch piping if you have a turbo. Good Luck! If you need an exhaust, let me know. :D Ditto. You could get a way w/ 2.25 too. |
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