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My 2002 Y-pipe conversion is complete!!!!!

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Old Jul 25, 2002 | 12:08 PM
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My 2002 Y-pipe conversion is complete!!!!!

Woo Hoo! It's finaly on there! It took me a total of 11-12 hours but at the moment I feel like it was well worth it. I counted 62 cuts on my hands and arms but they will heal


Now for the good stuff, the power and noise increase! My car sounds mean now, like it has a big V8 under the hood. I do have some drone but it's not bad, best of all there is no beas in the can noise. Now for the power, muhahaha. The car feels noticably quicker, it feels like the same power increase I got from putting a Y-pipe on my 95 and 98. Now when I go to shift to second at redline it no longer does a big peel out, it now rips the tires to shreads, lol! 3rd gear lets off a noticably louder chirp which last about twice as long. The whole power band feels better.

I will try hard to get pics up tonight for you guys to see.
Old Jul 25, 2002 | 12:12 PM
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Dude, Ethan....how do you control that beast!? The torque steer must be unbelievable..my '95 has tons of torque steer I can only cringe when I think of your car. Do share your secret
Old Jul 25, 2002 | 12:12 PM
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Kev and his 3hp



Butt-dyno is what matters!!!!!!





Ubiquitous question: When's the new dyno happening?
Old Jul 25, 2002 | 12:15 PM
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Ethan, how come you didnt just convert the front precat to fedspec too? wouldnt that have been just a little more work, and maybe even more gains?
Old Jul 25, 2002 | 12:18 PM
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Originally posted by bill99gxe
Kev and his 3hp



Butt-dyno is what matters!!!!!!





Ubiquitous question: When's the new dyno happening?
Good question, I am going to probably try to get it done on Monday. I also added a UDP pulley since my last dyno so the power gains will not be 100% accurate.


Craig Mack, I just don't floor the car in first gear unless I am going fairly straight. 2nd gear I can go WOT threw corners but I do have to be carefull because my wheel does pull pretty hard to the side. I actualy enjoy my TQ steer a little
Old Jul 25, 2002 | 12:20 PM
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Originally posted by SkylineGTR
Ethan, how come you didnt just convert the front precat to fedspec too? wouldnt that have been just a little more work, and maybe even more gains?
From what I have seen it does not really help the car much. If I was to do that I would also have to relocate two o2 sensors and thats just another PITA. Doing that would also have made this a 3 day project and I can't usualy take that much time off.
Old Jul 25, 2002 | 12:20 PM
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You have some serious skillz

Time to hit the track!
Old Jul 25, 2002 | 12:23 PM
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dyno that beast asap we all know the UDP only adds about 2-3 whp via others dynos that are corrected. SR20DEN I think gained between 2-3 whp from his UDP.
Old Jul 25, 2002 | 12:36 PM
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E, and his conversions

Good work
Old Jul 25, 2002 | 12:45 PM
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Originally posted by emax95


Good question, I am going to probably try to get it done on Monday. I also added a UDP pulley since my last dyno so the power gains will not be 100% accurate.


Craig Mack, I just don't floor the car in first gear unless I am going fairly straight. 2nd gear I can go WOT threw corners but I do have to be carefull because my wheel does pull pretty hard to the side. I actualy enjoy my TQ steer a little
Do you want to mod my car????
Old Jul 25, 2002 | 12:51 PM
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Sorry for the ignorrant question, but what's a y-pipe?
Old Jul 25, 2002 | 12:53 PM
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Ethan, what was the total cost for the fed spec headers and y pipe and whatever else you needed?

just your first post has me as excited a little school girl. i may need to follow in your footsteps.
Old Jul 25, 2002 | 12:56 PM
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Originally posted by Knightmare69
Sorry for the ignorrant question, but what's a y-pipe?

i think us maxima guys are the only ones who call it a y-pipe. i think most people call it a down pipe or i think even a racing pipe.
Old Jul 25, 2002 | 12:56 PM
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I have to hit up the gym everynight just to contain the torque steer in my 97 max.
Old Jul 25, 2002 | 01:07 PM
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Originally posted by Newman



i think us maxima guys are the only ones who call it a y-pipe. i think most people call it a down pipe or i think even a racing pipe.
I thought that downpipes were only for turbo applications? Is this the pipe that connects from your headers to the Cats?
Old Jul 25, 2002 | 01:13 PM
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Originally posted by Knightmare69
Sorry for the ignorrant question, but what's a y-pipe?
See if this helps

http://forums.maxima.org/showthread....5&pagenumber=1

SuDZ
Old Jul 25, 2002 | 01:20 PM
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Originally posted by perfectmax
I have to hit up the gym everynight just to contain the torque steer in my 97 max.
Old Jul 25, 2002 | 01:46 PM
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Yup, time for a dyno test or 3. You used the '00 fed spec headers too right??? And is everything 2.5" ?
Old Jul 25, 2002 | 01:51 PM
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OK... OK... I was probably wrong about 3 hp.

I give you the benefit of the doubt and say 4 hp.








Congrats!
Old Jul 25, 2002 | 01:51 PM
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1. Remove UDP
2. Dyno
3. Replace UDP



Sweet dude! Congratulations.
Old Jul 25, 2002 | 02:01 PM
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CONGRATS E-MAX!!!!!!!!!!!!!!

Now all you need is a b-pipe and you're set! (don't worry about messing with the front manifold - it won't help at all.)
Old Jul 25, 2002 | 03:11 PM
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Emax,

Remember when we talked about the headers? How hard was it to remove the rear manifold? I was told you had to lift the engine a bit to get it out. How did you get it out?

If it was easy, Im soo buying headers for my maxima in 5mins.

Dixit
Old Jul 25, 2002 | 03:54 PM
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Originally posted by Newman



i think us maxima guys are the only ones who call it a y-pipe. i think most people call it a down pipe or i think even a racing pipe.
It's also called a Y-pipe for longitudinal V8's, like the LS1's and V8 Cougars/Thunderbirds from the 80's.
Old Jul 25, 2002 | 04:22 PM
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Originally posted by BigDogJonx
Emax,

Remember when we talked about the headers? How hard was it to remove the rear manifold? I was told you had to lift the engine a bit to get it out. How did you get it out?

If it was easy, Im soo buying headers for my maxima in 5mins.

Dixit
You have a 2k1, right? I thought it was proven that headers didn't do anything for us. If you do get headers I hope you can do before and after dynos.
Old Jul 25, 2002 | 05:20 PM
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Originally posted by Newman
Ethan, what was the total cost for the fed spec headers and y pipe and whatever else you needed?

just your first post has me as excited a little school girl. i may need to follow in your footsteps.
The stillen Y-pipe was $340 from avalonracxing.net , the rear manifold was $45 shipped. You also need a new manifold gasket, it cost me like 10 bucks. I also blew money on otehr things that you don't need.

SR20DEN, I used a 2000 fed spec header. Everything but the header is 2.5 inches in diameter.

sleepermax, I have a greddy exhaust which has a 2.5 inch mandrel bent B-pipe.

BigDogJonx, , I beleive I made it clear that this was extremly diffucult to do. I replied to you about the engine tilting in my other thread too.


I drove about 50 miles and every thing is working perfectly fine, no check engine lights or anything!
Old Jul 25, 2002 | 06:33 PM
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Originally posted by emax95


The stillen Y-pipe was $340 from avalonracxing.net , the rear manifold was $45 shipped. You also need a new manifold gasket, it cost me like 10 bucks. I also blew money on otehr things that you don't need.
not bad at all! i really might to this very soon. but i think ill wait for your dyno.
Old Jul 25, 2002 | 07:08 PM
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A Y pipe is an exhaust pipe. It comes off of your exhaust manifold and goes down to your cat converter. The reason it's a Y is because of the V6 engine in the Maxima,or any V engine, therefore there are 2 exhaust manifolds, one on each cylinder bank. Each pipe of the Y comes down and connects just before the cat converter. Hence the name Y pipe,also sometimes called downpipe, or F pipe.

DW





Originally posted by Knightmare69
Sorry for the ignorrant question, but what's a y-pipe?
Old Jul 25, 2002 | 08:52 PM
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Originally posted by Newman


not bad at all! i really might to this very soon. but i think ill wait for your dyno.
I forgot to metion the welding work on the EGR valve cost me $18.
Old Jul 25, 2002 | 09:00 PM
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D A M N !!!!! Congrats man!!
This marks another big big milestone in the Maxima history.
I think we have the most talented, devoted and craziest guys than any Honda boards.

You get my OMVM award of the month!( One of the most valuable members)

MardigrasMax received it last time. haha.

Old Jul 25, 2002 | 09:17 PM
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I might be missing the whole point of this mod....couldn't you just wait for the Y-pipe to come out on the 2002?
Old Jul 25, 2002 | 09:29 PM
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congrats! as always, your hard work has paid off! now lets see a time slip!
Old Jul 25, 2002 | 10:04 PM
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Originally posted by 1MAX2NV
I might be missing the whole point of this mod....couldn't you just wait for the Y-pipe to come out on the 2002?

which is when?

.....exactly

the car has been out for a year and we still have nothing.

Originally posted by emax95


I forgot to metion the welding work on the EGR valve cost me $18.
damn i think that put it out of my budget
Old Jul 25, 2002 | 10:16 PM
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I waited over a year for my cali-spec 99 y-pipe. You guys probably just need to wait another month or two.. Hello..look here.

http://www.warpspeedperformance.com/2002max.JPG



Originally posted by Newman


which is when?

.....exactly

the car has been out for a year and we still have nothing.



damn i think that put it out of my budget
Old Jul 25, 2002 | 10:26 PM
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Originally posted by 1MAX2NV
I waited over a year for my cali-spec 99 y-pipe. You guys probably just need to wait another month or two.. Hello..look here.

http://www.warpspeedperformance.com/2002max.JPG



i hope you're right. but warpspeed has been promising a 2k2 y-pipe for months now. stillen told me "30 days" back in December of '01. hopefully that picture means progress.
Old Jul 25, 2002 | 11:00 PM
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Originally posted by 1MAX2NV
I waited over a year for my cali-spec 99 y-pipe. You guys probably just need to wait another month or two.. Hello..look here.

http://www.warpspeedperformance.com/2002max.JPG



Me and Jason Reynolds personally put on my Ypipe and that Ypipe in the picture loks EXACTLY like the one I had put one. Wonder what the real difference is.

Dixit
Old Jul 26, 2002 | 08:54 AM
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I'm going to take the car in around 5 to get the car dynoed today. I am really, really hoping to see a nice increase, hopefully 225-230 FWHP and 238+ TQ (240 TQ would be awesome ).



Tony, the reason I did not wait for someone to make a Y-pipe is becuase you can not even make a true Y-pipe on a 2002. The precats can't be removed from the header. For some reason theres bolts connecting the two but the bolts will not come off.
Old Jul 26, 2002 | 08:59 AM
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Re: My 2002 Y-pipe conversion is complete!!!!!

damn, i can't even chirp 3rd with 302 lb-ft TQ at my front wheels.
guess it's time for a new clutch.
Old Jul 26, 2002 | 09:56 AM
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Originally posted by emax95
I'm going to take the car in around 5 to get the car dynoed today. I am really, really hoping to see a nice increase, hopefully 225-230 FWHP and 238+ TQ (240 TQ would be awesome ).



Tony, the reason I did not wait for someone to make a Y-pipe is becuase you can not even make a true Y-pipe on a 2002. The precats can't be removed from the header. For some reason theres bolts connecting the two but the bolts will not come off.
Yeah I hope you can hit or break the 230hp barrier. That would easily make you the fastest NA '02 Max. Although I belive an Altima has already hit that.
Old Jul 26, 2002 | 10:01 AM
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Re: Re: My 2002 Y-pipe conversion is complete!!!!!

Originally posted by My 4DSC
damn, i can't even chirp 3rd with 302 lb-ft TQ at my front wheels.
guess it's time for a new clutch.
What did I tell you about centerforce clutches
Old Jul 26, 2002 | 10:03 AM
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Re: Re: Re: My 2002 Y-pipe conversion is complete!!!!!

Originally posted by emax95


What did I tell you about centerforce clutches
WHAT??? Someone bought a centerforce?
Must be a lesson we all must learn once in life.



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