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> 3" downpipe power increase?, about how much?
post Nov 28, 2011 - 11:43 PM
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easternpiro1



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Hi guys, Ive been wondering how much HP increase do you get when you add a 3" downpipe to your turbo setup? ive been told in the past at least 10hp, but before making a thread i decided to do some searching....

http://www.mr2oc.com/showthread.php?t=2714...horsepower+gain

and now I have a headache...

on our 3s its obvious that a wider diameter exhaust makes room for more power, but ABOUT how much typically?

I actually read 98% of that thread, and while VERY informative, i didnt get a question answered after all the searching.

anybody know the answer?


cheers!


--------------------

QUOTE (Galcobar @ Oct 15, 2008 - 2:44 AM) *
You want power but have no money. That's a problem.

Cheap. Reliable. Fast. Pick two.
 
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post Nov 29, 2011 - 4:51 PM
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Smaay

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the larger downpipe isnt giving you more power, its allowing your turbo to work more efficiently, it will raise the boost level which raises the power


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2001 Celica GT-S Turbo
1997 Supra TT 6speed
1997 Celica 3MZ/1MZ swap
1990 Celica All-Trac

Posts in this topic
- easternpiro1   3" downpipe power increase?   Nov 28, 2011 - 11:43 PM
- - 3WayStunna   I see and understand your dilemma EasternPiro....T...   Nov 29, 2011 - 1:39 AM
- - Rav4Race   Hi. In my Opinion; Having a bigger downpipe wil...   Nov 29, 2011 - 3:07 AM
- - Smaay   the larger downpipe isnt giving you more power, it...   Nov 29, 2011 - 4:51 PM
- - presure2   There is a dyno sheet running around on mr2oc that...   Nov 29, 2011 - 8:22 PM
- - easternpiro1   thanks guys! i had a feeling it would be about...   Nov 29, 2011 - 9:26 PM
- - injection   I have a full 3" exhaust, 3" XS Power DP...   Nov 29, 2011 - 10:19 PM
- - cjh4l22   now we just need someone to make a 3" front p...   Nov 29, 2011 - 11:58 PM
- - easternpiro1   man i swear there needs to be a like button for th...   Nov 30, 2011 - 1:00 AM
- - injection   Yeah sure, hopefully I can upload them....have tro...   Nov 30, 2011 - 8:13 AM
- - PhoenixTech   Allow me to shed some light on this. Prior to fin...   Dec 13, 2011 - 10:01 AM
- - cjh4l22   SO does Tweak'd Performance have any interest ...   Dec 13, 2011 - 12:10 PM
- - Neon90424   that section of downpipe...that goes down twists u...   Dec 14, 2011 - 8:31 AM
- - Island_Racer   hey guys, these people made mine and i love it to ...   Jan 19, 2012 - 7:58 AM
- - delusionz   Most GT4s ex-japan are fitted with 3" afterma...   Mar 28, 2012 - 10:40 PM
- - delusionz   I must say, the engine roars alot louder with a 3 ...   Mar 28, 2012 - 10:43 PM
- - UndaGrwnD   hmm on my old car, gen2 3SGTE RC...a 3'' e...   Mar 29, 2012 - 2:10 AM
- - Soulend   I haven't dyno'ed my car yet, but it is in...   Mar 29, 2012 - 3:27 AM
- - delusionz   hmm... 300+ is quite wishful, i think those levels...   Mar 29, 2012 - 4:22 AM
- - Culpable04   250AWHP at 17 psi is not the same as 17 psi on a ...   Mar 29, 2012 - 3:13 PM
|- - delusionz   QUOTE (Culpable04 @ Mar 30, 2012 - 8...   Apr 22, 2012 - 7:09 AM
- - Culpable04   stock engine, stock ECU, no fuel control, water in...   Apr 22, 2012 - 2:32 PM
- - lagos   QUOTE (delusionz @ Mar 29, 2012 - 5...   Apr 23, 2012 - 1:40 PM
|- - delusionz   thats also impressive how the turbo managed to hol...   Apr 23, 2012 - 5:32 PM
- - Culpable04   is a small mod done to the wastegate, you add a sp...   Apr 23, 2012 - 9:12 PM
- - Culpable04   there you go Click !!! the car on p...   Apr 23, 2012 - 9:27 PM


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