calling in all exhaust experts!!

ONLY for ADVANCED technical discussion about the 240sx!
nicc_dett
Posts: 147
Joined: Tue Jan 15, 2008 6:01 pm
Car: S13_240sx_92_SE

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i have a badd exhaust leak in my aftermarket headers (i think they are ebay??) they are one longg pipe from the head to the cat. i purchased my friends coupe for 200 moneys and he has...

greddy headerssome jdm pipe from cat to end of headers.. can someone tell me wtf they are called cause i feel dumb

catco high flow cat(welded in)catback borla exhaust.

the only reason i havent installed that nice stuff is because its 3 inches all the way through! hella loud!

i need to reduce the sound this thing is gonna make but idk how..what if i welded on my apexi n1 MUFFLER? its 2.5 in.


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apex760
Posts: 452
Joined: Thu Jun 30, 2005 10:47 am
Car: 1990 240sx

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get a resonator and weld it in

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IanS
Posts: 9758
Joined: Thu Dec 23, 2004 3:07 pm
Car: 2002 Subaru WRX, 2010 Subaru Forester XT, 2004 Infiniti G35 Coupe.
Location: Esko, MN
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1: Its called a header there is only one. Unless youv'e done a VG swap, you only have one

2: Do you actually have a leak, or is it just way too loud?

If its just way too loud, a fart can wont quite it much, you will need some sort of baffled muffle to bring the decibel level down.

nicc_dett
Posts: 147
Joined: Tue Jan 15, 2008 6:01 pm
Car: S13_240sx_92_SE

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apex760 wrote:get a resonator and weld it in
hmm.. which resonator do you suggest?and do i just go pick this up at a junkyard?

nicc_dett
Posts: 147
Joined: Tue Jan 15, 2008 6:01 pm
Car: S13_240sx_92_SE

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FlatBlackIan wrote:1: Its called a header there is only one. Unless youv'e done a VG swap, you only have one

2: Do you actually have a leak, or is it just way too loud?

If its just way too loud, a fart can wont quite it much, you will need some sort of baffled muffle to bring the decibel level down.


okay, its like this... i think..

head, headers, pipe thingy, cat, more piping, andd muffler.

its LOUD cause of the leak

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martins_240sx
Posts: 1414
Joined: Fri Oct 20, 2006 3:19 pm
Car: 1990 240sx hatch, 1975 280z, 2005 F150 fx4

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make it go like this

head, HEADER, "A" pipe, catylitic converter, cat back piping, resonator, muffler

get the resonator at a muffler shop


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