prelude318is

Hondata reflash is one of the most effective power mod for your car.  To maximize the gain, it is the best to get intake, exhaust and header.  Depending what you want to achieve,  I think it is not too cost effective to make an AT car to go fast.  so it is better to get tires and suspension first.

prelude318is

I'm looking for better accelerations and traction.

So do you think getting CAI + header + flash a good idea? how much will they cost?

2 questions I would love to know.

1. what is your budget?
2. Do you care the look at all?  Or you just want better accel and traction only?

Because to have better accel and traction, it is not necessary to make it look better.  Your car can look completely stock but overall performance is enhanced. If you dont really care about the look, your goal can be achieved much cheaper.

For the power, Hondata reflash + intake, exhaust , header.   K-series stock I/H/E is pretty restrictive.  So it makes noticible difference if you replaced all those.  One more thing to mention.  Hondata reflash is running more aggressive ignition timing to get the power, so it is recommended to use highest octane gas available all the time.

For the traction,  you dont really need suspension and rims to get it. Unless you want a set of bling bling wheels with less body roll and more bouncy ride. Stock TSX double wishbone suspension is very good.  All you need is a set of good rubbers on your stock rims.  I would recommend Bridgestone Re11 or RE01r,  falken azenis rt615, Kumho XS, Toyo R1R, Dunlop Z1 star spec.  They are the gripest street tires on the market.  You shouldn't be able to drive those tires to limit on the street given the high level of dry traction. They also performs very well on wet too if it is not bald.  Bad thing is you may need to get a set of winter tires because they don't run very good on snow.

hope this help

prelude318is

forget about the crank pulley,  it is not good for the car.   stock crank pulley is a harmonic damper.  you will shorten the motor life by a lot if you run them.

prelude318is

but...
quoted from: http://tsx.acurazine.com/forums/ ... 39&postcount=20

now I'm having 2nd thought...
ACC-HE 發表於 2009-4-27 11:05

The link you post is the president of UR trying to argue some of the points that Steve Dinan made in his website.

Here is the link in case you have never read it before.
http://www.dinancars.com/bmw/technial-info/the-dangers-of-power-pulleys-and-understanding-the-harmonic-damper

The post of UR prez is long and it sounds like he is one of the young guy on RS.  I read half of it and I just couldn't read any longer because the points he made couldn't really convince me.

1. baffle plate and resonator is usually in the air intake but not intake manifold.
2. "we have over 250+ million owner driven miles out there with our product."  250+ million owner?   The number sounds a little too high to make me think he is making up the numbers.
3. I dont think it is crank pulley's job to reduce engine noise.

I just refuse to read any more after he said he got more than 250+ million owners.  I highly doubt the accuracy of this post.

Here is the reason why I dont' recommend crank pulley to you.

most of the engine mod is like risking your longevity of your motor for more power.   How I look at it is the risk and power gain ratio.

example: turbo the car will make 100hp gain which associate with higher chance of blown head gasket, broken con-rod, etc

but replacing crank pulley will make you 5hp gain in typical, now you are risking your crankshaft and main bearing for such a minimal gain.  It is up to you to think if the gain is worth the risk you are taking.

I put on UR lighten crank pulley on my EF race civic because I need the last drop of performance that the rulebook allowed me to do and i dont drive the car much on the street.  However, I will never put it on my daily driver cos i want my car to last a long time.

hope this help

prelude318is

hondata reflash is fairly safe.  Like I said before , the gain is done by aggressive fuel/ignition timing so it is recommended to have higest octane gas you can get all the time.