Exhaust Size Dilemma.

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09-24-2005, 09:15 AM

#11

Ravage70

3.0 BAR

Join Date: Jan 2004

Posts: 5,933

Re: Exhaust Size Dilemma.

open downpipe has a nice underwater tone to it but personally the fumes ruin it for me

09-24-2005, 09:20 AM

#12

StanB

1.5 BAR

Join Date: Sep 2003

Posts: 842

Re: Exhaust Size Dilemma.

Quote:

Originally Posted by Snafubmx234

My buddy had a 3'' exhaust on his probe (rhb5 too), kept spiking once we put that on to about 10 psi, and this was w/o a boost controller.

I read an article a few weeks ago which stated that, if the exhaust is too big, you'll have boost spikes due to lack of back pressure. You should ask an exhaust Guru to elaborate on this. I would stick to the 2.25" exhaust for that size turbo.

09-24-2005, 11:38 AM

#13

valentino

0.0 BAR

Join Date: Jul 2004

Posts: 25

Re: Exhaust Size Dilemma.

i was reading the same. And that these people making 3" and even 4" exhuasts are actually hurting their power

09-24-2005, 11:39 AM

#14

Ravage70

3.0 BAR

Join Date: Jan 2004

Posts: 5,933

Re: Exhaust Size Dilemma.

hurting power

maybe on na cars

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