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mvitureira

Probationary Member
15
0
Aug 30, 2009
Denver, Colorado
Hey Everyone,

I've decided to keep my 99 GS and build it rather than buying a WRX. I have some n00b questions about buying parts and such. Although I can drive like non-other, I lack mechanical expertise with cars.

1. Do I need to be on boost to upgrade my up pipe and down pipe?
2. Are there any specific brands that work for our model better than the others?
3. CAI, Headers, Exhaust, (up pipe and down pipe...if applicable), Cams, Fuel Pump, Injectors and tune is what I'm going for. Anything else I should look into?


For the majority of my build I know what I want, and obviously it's going to a shop to be installed. I just don't have the tools.

Any tips for mods would be great. IE. what to install first/don't waste my time on, and such.

Thanks! :hellyeah:
 
1) Only turbocharged Subarus have up pipes. Yes you need to have a turbo for an aftermarket downpipe, if you don't have a turbo, you don't have a down pipe.

2) Brands for parts depend on the parts you're looking for. When you have a concrete list of what you know you need/want, then ask for suggestions.

3) Reference answer 1 for the DP. If you have a GS you don't have a turbo. Most performance upgrades on N/A 4 cylinders do not give a noticeable power gain, so first step would probably be to acquire boost.

I did not mean to be insulting, if any of my answers came off that way.
 
1) if you don't have a turbo, you don't have a down pipe.

That's entirely untrue. Some N/As actually have a 4-1, or 4-2-1 collector that feeds right into a "down pipe," usually right after a small pre-cat. A down pipe is just that, a pipe that extends down and underneath the car. Front pipe, downpipe, lower pipe, etc its all the same thing.
 
:applause:Cool thanks!

Gotcha! The list I gave above is the concrete list of parts I want. If you think i should go boost off the bat please do tell me which parts would be the best and how much you think I would spend. I'm figuring about 1100-1800 for boost, I could be wrong.
 
That's entirely untrue. Some N/As actually have a 4-1, or 4-2-1 collector that feeds right into a "down pipe," usually right after a small pre-cat. A down pipe is just that, a pipe that extends down and underneath the car. Front pipe, downpipe, lower pipe, etc its all the same thing.

I knew someone would get technical with the DP. Most people only refer to downpipes on turbocharged cars. It's typically a header and you can call the separate pipes back whatever you want. Ask someone who sells N/A performance parts for a downpipe and let me know what their reaction is.
 
If we could, let's please get back to helping the n00b :D
 
I knew someone would get technical with the DP. Most people only refer to downpipes on turbocharged cars. It's typically a header and you can call the separate pipes back whatever you want. Ask someone who sells N/A performance parts for a downpipe and let me know what their reaction is.

They'll say what flanges and how long....

Case in point: Downpipes

OP I suggest you search for 420a turbo builds. It will give you the proper idea of what you're in for.
 
It's all in what your goals are for the car op. Any specific hp or do you want just a little more umph? When it comes to cai and exhaust parts a pipe is a pipe and most of the time your Paying for the brand more then anything. If you stay n/a I wouldn't put a bigger exhaust then 2.5 on
 
They'll say what flanges and how long....

Case in point: Downpipes

OP I suggest you search for 420a turbo builds. It will give you the proper idea of what you're in for.

Maybe its just me, and I was mislead to think that a down pipe is in reference to exhaust for a turbo setup 90% of the time.

If we could, let's please get back to helping the n00b :D

As far as specifics go I'm afraid I can't help much as I am not familiar with 420A turbo builds, I was just trying to provide some basic information. If I am in the wrong on the DP issue I will own up to it.
 
I think the first question should be what are you building the car for? A non-turbo to turbo build on a 2g can get pricy and won't yield the results of a true turbo car. Boost will stress a stock n/a motor more then it would on a turbo car. I'd really research this project before you dive in. 1800 wouldn't even cover the labor in a shop these days...
 
Maybe its just me, and I was mislead to think that a down pipe is in reference to exhaust for a turbo setup 90% of the time.

Nope, my Megan racing headers are attached to my stock downpipe. For the time being! :thumb:

I think the first question should be what are you building the car for? A non-turbo to turbo build on a 2g can get pricy and won't yield the results of a true turbo car. Boost will stress a stock n/a motor more then it would on a turbo car. I'd really research this project before you dive in. 1800 wouldn't even cover the labor in a shop these days...

There is so many write ups between here and 2gnt, I don't think he would really need a shop. Good learning experience really if he did it on his own. OP just needs to decide if he wants to buy a kit or piece one together. Be a good starting point.
 
Last edited by a moderator:
Ok, I am in the wrong, dismiss my comment on the DP. When I've owned N/A cars I guess it was more common to do a header-back or cat-back.
 
Do not buy a CXRacing kit or any ebay kit. Take some time to surf the site and you will see that they are highly discouraged. You might be best off picking up that wrx.
 
Yea it's a nogo for thw WRX. I'd rather build my car than buy another for 10-15k and drop another 3-4 into it. It would be nice to spend around 4-5 on the eclipse.

I'll shop around for another kit. Any sites or kits that people know of would be useful. :hellyeah:

420a Turbo kit 95-99 Eclipse Talon- TREADSTONE PERFORMANCE

Turbo-Kits.com - 89 - 05 Mitsubishi Eclipse Turbo Kits - 420A I4 6G72 V6

http://www.turbospecialties-race.co....html?osCsid=6aa9c96cceedc9c847f3fe58061e6669

95-99 Mitsubishi Eclipse 420A 2.0L T3/T4 Turbo Kit with Turbonetics Turbo Charger - FastWayRacer.Com

Mitsubishi Eclipse Turbo Kit

These are some of the places I found off of Google. The prices are....pricy, more than I expected. I'm stillw wanting to do it but, which do you think is the right one?

Has anyone took a GS and dropped a turbo in it before? If so, please tell me what you bought :hellyeah:
 
Even better...can someone just list all of the parts I would need to go boost? It would be really appreciated :D:hellyeah::thumb:

I'll google them individually.

Yea, I have no problem building the motor and going on boost. That's the plan :hellyeah::hellyeah::hellyeah::hellyeah::hellyeah:
 
Easiest and usually the most cost effective is to buy a complete turbo donor car.Then what parts you dont use you can sell and get some of your money back, to buy the rest of the stuff you need ie. gauges and a decent tuner.
 
If it's going to be so much trouble I'll just build it all-motor. Anyone have a build?:hellyeah::hellyeah::hellyeah::hellyeah::hellyeah:
 
Its all good bud :thumb:. A pipe is a pipe in my book. Whatever anyone really wants to call it is up to them.

I'm glad you realize I wasn't trying to attack you personally, of my years of car ownership maybe 15% are with N/A cars so its not surprising that I wasn't aware that people refer to DPs on N/A motors.

Even better...can someone just list all of the parts I would need to go boost? It would be really appreciated :D:hellyeah::thumb:

I don't mean to be that guy, and people have had it suggested to them a lot that are in your situation, it might be more cost effective to just buy a gst or gsx because they were boosted in the first place. Putting a Turbo on a car that wasn't meant to be in the first place can be problematic, especially on what it sounds like your budget is. Although it may not sound like it, 400hp is quite a bit, especially for a DD. It's pretty optimistic and would probably be hard to achieve on a 420a.
 
Gotcha, but buying a new car is not a scenario I am looking at. I would prefer to build the one I have as much as I can, that would satisfy me. :hellyeah:
 
Gotcha, but buying a new car is not a scenario I am looking at. I would prefer to build the one I have as much as I can, that would satisfy me. :hellyeah:

Just a suggestion, but if that's what your heart desires... Have at it!!!!
 
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