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Old 07-15-2009, 06:36 AM   #1 (permalink)
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Hahns or DDM???????

Okay, I'm getting ready to make the jump. I am either going with the trubo from hahns or the supercharger from DDM. which do you all recommend. I know the turbo is a little cheaper and puts out more hp according to the specs. i found the turbo last night that is 301hp at the rear wheels for 4295.

And for that same price i can get the stage 2 super charger but only 250hp? but i am guessing the torque is better on a supercharger? But let me know what you think. I know putting another 100 hp in that car is a huge difference, also do any one know the hp specs and cost of the stage 3 supercharger. Thanks

Danny
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Old 07-15-2009, 06:58 AM   #2 (permalink)
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If it's all about HP then turbo is the way to go... but the DDM stage 3 is a monster. It depends on what kind of power curve you are looking for.
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Old 07-15-2009, 07:22 AM   #3 (permalink)
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I've asked all the same questions a hundred times, and have made my decision, but I won't influence you in a way that would not fit your wants. Opjohn has a good point, I know this doesn't help but sometimes you have to step back and make a choice and go for it. I don't think you would be dissappointed in either choice. Don't forget the Werks turbo.
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Old 07-15-2009, 07:27 AM   #4 (permalink)
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Trade up to a GXP, would be the most worry free. Turbos are complex systems, create alot of heat under the hood. The DDM is a more straight forward install, without the heat. DDM is a more Solstice specialized company and I'm sure you would get more personal attention for your needs, problems.
Myself I would install a Remote turbo. That way there is not heat problems and a more 50/50 wieght balance for the handling of the car.
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Old 07-15-2009, 09:14 AM   #5 (permalink)
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There is no right or wrong answer, go with the system that best matches your driving style and would provide the most enjoyment for you. I'm leaning towards the DDM system simply because I'm more of a "Low-RPM" kind of guy that spends much more time driving in traffic than on nice open roads.

The upgrade to GXP is also a good suggestion, especially if there's some other equipment or trim colors that you wished you had ordered with your current car. My car is a loaded Sly with grey/tan interior similar to the original concept car (exactly what I wanted and want to keep). I don't want to give that up so I would rather go aftermarket than trade out for a new GXP.
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Old 07-15-2009, 10:03 AM   #6 (permalink)
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If you can drive 'em first, you should. I bought DDM because I wanted a reliable DD. No regrets, but I haven't driven a GXP or a Hahn either.
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Old 07-15-2009, 01:05 PM   #7 (permalink)
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hmmm

Thanks for all the imput. I'm not sure what will fit me best. I wnat somthing kind of maintence free. we are from a really small town a couple of my buds have mustangs and challengers.... and they alwasy laugh at the 4 cylinder. but they have already admitted it is quick. I can get most of them off the line. but they catch me in 3rd..... any ideas based offf that? It is just a sunday afternoon cruiser so i'm open to ideas. Any one know how much the stage three sc is?
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Old 07-15-2009, 01:10 PM   #8 (permalink)
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Maybe you should consider a Mallett V8 ?
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Old 07-15-2009, 01:49 PM   #9 (permalink)
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DDM or Hahn ??

I just had the S/C from DDM put in my 2.4L on the weekend and came away very impressed. I went thru the same thinking you are now at, Hahn whose shop is 5 hours away from me or DDM who are 12 hours driving time away.

First the prices are just about the same, performance probably similiar although the S/C will have more low end torque (trust me it does). What sold me was the service. First Hahn told me to drop my car off to them and they had to have it a minimum 5 business days , DDM said how can we accommodate you? I worked out a schedule with Dave at DDM and they worked to it. That meant I zipped into town , they did their thing and I went home and everything worked. No fuss , no muss.

Dave at DDM is very personable and excellent to deal with. I was impressed. Then there is the car , the difference in power is amazing !! If your doing it yourself then no question Dave and Randy will give you much more personal support in making it all work. I'm a happy camper.

Here is a link to some pics , fresh off the press.....

Woohoo ..... another DDM Supercharged 2.4L Solstice comes to life !!! Pics !!
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Old 07-15-2009, 04:33 PM   #10 (permalink)
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I got the werks turbo and its fast. Love the speed and it still scares me.s
All 3 kits are very good, and the manufacturers are all good guys. Honestly,
100hp extra is sufficent.

And be forwarned, once you go there,
You will never go back.
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Old 07-15-2009, 05:02 PM   #11 (permalink)
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Congrats TecSolOnt for getting the SC...I know you must be enjoying the extra power.

Quad143, You say your buddies with Challengers and 'Stangs are always laughing at you. Tell you what. Get the DDM SC, install it but don't tell your buddies. Pull up next to them nice and quiet without punching the gas or anything so that the SC doesn't kick in. Just when you're near them, push in the clutch tach the engine to 4500 rpm and dump the clutch, when they sit there and watch in amazement as you literally bake the tires off the rims they may change their minds about teasing you.

Seriously though, the instant torque from the SC is real nice. If you autocross at all you won't need to wait for a turbo to spool up...the SC's power is there, just step on the gas and go. Oh and by the way, when you start hitting 4000rpms, that's when things get really exciting...

Good luck with your choice...whatever it is.
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Old 07-15-2009, 05:12 PM   #12 (permalink)
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ddm all the way

trust me, been there, done that
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Old 07-15-2009, 10:19 PM   #13 (permalink)
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still not sure

I'm not racing or nething just want somthing fun. and from the prices i've seen the turbo is a little cheaper...... but i'm calling dave tom i tired today and noone answer then he tried calling back and i was on the other line selling my jeep ( which is paying for the mods) so i'm going to call him tommorw. i know the sc is instant. Hahns told me 301 at the rear wheels withc the stage 3 turbo.......does any one know anything about the stage 3 sc
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Old 07-15-2009, 10:42 PM   #14 (permalink)
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It's not all about HP. Sure you can look at peak HP on a dyno, but really performance is better evaluated by looking at a dyno curve. Where does HP come in and for how long. Also - look at area under the curve - that helps you evaluate how long you have peak or close to peak HP. A tall HP spike ending at 300 isn't nearly as good (powerful) as a long flat hump with a high point at 300hp.

This topic has been debated at nausea on this forum over the years. You should use the search feature if you want dyno charts, HP ratings and opinion on how they translate to performane on the street, track, oval, drift, etc

Nobody can tell you how to go. You have to decide on your own. They're different. Hahn will tell you the turbo lag issue is so minor it's not an issue, and be mostly right. DDM will tell you torque down low makes all the difference and be mostly right. Fact is there is proven documentation that both work and are a hellave lotta fun, and there's documented proof you can get into trouble with either setup if you don't have at least a basic mechanical understanding.

To answer your question DDM's stage 3 is pretty close to 300HP as is Hahn's setup, by everything I've read. Both may be more than you want to take on in one shot. Hahn can be tuned (air/fuel/pressure) for what you want out of it, where DDM is more "set and forget", and doesn't require monitoring settings.

A GXP will deliver 285 HP pretty much stock and comes with a GM backed warranty

A Mallet V8 conversion costs 30K but can deliver several hundred more HP and you'll blow away your buddies cars.

Your call - have fun!
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Old 07-15-2009, 10:58 PM   #15 (permalink)
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Hmmmmm

yeah they told me today i would need a boost guage and a turbo timer to do it right but it wasn't a must. but do you guys know exactly what all the dash hawk can do i think that would be kind of nice to have fi it wil lgive you air fuel readings and you could adjust it all???? i race atvs and we are alwasy find tunning them....Does any one know the cost of the Stage 3 sc. I know the turbo after the gauges and shipping i'll have around 4700. i am not sure he priced me a guage for 319 but i dont know if it was the boost guage or timer? Either way i know they will be monsters in that little car
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