What are your 2.5 (or 3.5) performance mods?

All things Altima Coupe.
ItsEcko06
Posts: 322
Joined: Mon Feb 26, 2007 6:32 pm

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Ok so I haven been searching for ways to get more and more power out of my 4banger and wanted to sort of collab with every1 to get their opinions and ideas.

Yes I know the first mistake I made was getting a CVT transmission and second getting a 2.5. I got a 2.5 because it fit me financially and I ended up getting stuck with a CVT because I wasn't patient and the stealership were being dumasssssssses.

So let me list my mods: - Fujita WAI - SentientByDesign Grounding Kit - Custom Axle back (dumped muffler just for a bit of sound)

I really would prefer to get a cat back exhaust but for the price I think I would be better going another route.After I receive my headers this weekend I plan on then purchasing the QTP electric exhaust cut out first discovered by hussain. Seems like a better route so I can open and close it on command and get the extra power when at higher RPMs for better exhaust flow and more top end[?]To make up the for loss of torque with the headers I want to then get the Stillen lightweight pulley so it evens out the powerband.

I've been reading about other mods like transistors I wire on my air sensor and throttle body bypass mods that both have their ups and down.

After coming across a thread about the sentra se-r specv and how they have a different intake manifold, cams, and ecu mapping to bring the power up to 200hp. So my thoughts were why don't i hit everythingnissan.com, order some se-r cams, and drop them into my motor with a bit of tuning? Wouldn't that hopefully bring up my numbers?

Then of course invest in a bullydog triple gt tuner.

Thoughts? Opinions? Feedback? Ideas?


mesonisso
Posts: 1
Joined: Mon Feb 01, 2010 3:46 pm

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stay away from QTP, theyre junk! get you a race ready performance cutout, they have a lifetime warranty and are even made in tx

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Rob.Vegan
Posts: 2665
Joined: Thu Jul 10, 2008 7:05 pm
Car: 08 2.5S Altima Coupe 76 Datsun 280z (not running)
Location: Orange County, CA

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I have an Injen SR IntakeStillen Headersand SBD Grounding KitSaving up for Greddy Ti-C right now and going to have a custom downpipe made.

The Stillen headers actually brought back some low end that the intake took away I was quite happy

ItsEcko06
Posts: 322
Joined: Mon Feb 26, 2007 6:32 pm

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^^^

sounds about the same as what i have. waiting for a cut out to have the headers put in. im glad the headers make up for a bit of low end power since i do have an intake.

any thoughts on sentra se-r cams in the coupe?
mesonisso wrote:stay away from QTP, theyre junk! get you a race ready performance cutout, they have a lifetime warranty and are even made in tx
really? i really don't know any1 else that has them to get feedback but i looked up race ready performance and noticed they only have the cutout but not the exhaust piping. i'm guessing i could get a muffler shop to make me one?

07calsonic
Posts: 62
Joined: Wed Jul 09, 2008 4:16 pm
Car: 2007 Nissan Altima 3.5 SE

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got a 3.5 6spd injen intake, short throw, magnaflow exhaust, y pipe, trying to save for the pulley and bullydog but just had a baby 2 months ago so you know how it is, unless anyone wants to donate, think of it as charity.


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