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will it hit 400 rwhp

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Old 06-02-2009, 12:55 PM
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My car dynoed 380 rwhp before I added the following 4 mods. Do you think it will reach 400 rwhp after I get it retuned for the mods. The last time it had a ory pipe and cutout for exhaust. I added the 2.5 true duals, asp u/d pulley, S2 throttle body and 4.10 gears. I also just replaced my worn out vavle springs with Patriot Gold duals and gave the car a good tune up. I changed plugs and msd wires, new fuel filter and air filter. If all of that don't gain me 20 more rwhp, it's up for sale. Will it hit 400?
Old 06-02-2009, 01:00 PM
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I dont have an answer to your question but 380rwhp from bolt ons is pretty damn good! I guess those true duals really make a difference.
Old 06-02-2009, 01:04 PM
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The u/d pulley should be good for 5+ and the TDs should put you over the mark.
Old 06-02-2009, 01:06 PM
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it might be close but i dont think your gonna get there. those are good numbers though, i wouldnt be dissapointed
Old 06-02-2009, 01:11 PM
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Originally Posted by andrew69_04
it might be close but i dont think your gonna get there. those are good numbers though, i wouldnt be dissapointed
I hope it does. My tuner left a little on the table for driveability before as it was my daily driver. I now have my daily driver so I'm going to have him give er all she's got. If he can add enough fuel, it should hit it. I'm happy with it now but it will be even better once it's retuned.
Old 06-02-2009, 03:42 PM
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well you had pretty free flow exhaust with the ORY and cutout, so changing to duals isnt going to gain you all that much... maybe 5 rwhp.. The UD is worth 5-10 like the poster above said. Problem is you added 4.10s, those alone are going to suck up any HP you gained with what you added and prob eat up a little of what you had. Depending on how far off your tune was, and if any of the PM things you changed help you may be able to hit the 400 mark. Also take into consideration on the weather when you bring it in and compare it to when you brought it in before.




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