Expected Gains from Circuit Sports SMIC upgrade

nothing, it's just with this kit u only use the second part of injen.
hard pipes take the stock route, so u can still use it with stock airbox.......

remember, this is mazdaspeed FMIC, made for a stock mazdaspeed.
 
jurgs01 said:
You're not going to make any MAJOR HP gains from a FMIC or a SMIC. The major thing with upgrading it is cooler (denser will add some HP) air and "safer" boosting, and less restrictive airflow. I believe you have to leave the stock SMIC in anyway if you install the FMIC, so to me the added weight of an FMIC (though it is not much) offsets the minimal gain you will be getting from a FMIC as opposed to a QUALITY bolt-on replacement SMIC. I am personally waiting for turbohoses SMIC to come out. ********** has been very good with the hardpipe GB. We ordered them, and are getting them less than a week later! How many group buys have been that quick? He offers free 2-day shipping and gave reasonable prices for quality parts. Quality products and good service = repeat customer (at least to me).

With the Hiboost FMIC you remove the stock intercooler, i've read a couple of installs from other members on here and they all pulled our crap intercooler out. (rockon)
 
DAWIV said:
A turn or two of my boost controller will negate any fmic or smic gain. Neither compares to that for real whp!

As long as I am on the road and air is hitting the car, I have no heat soak. That seems to be a problem on dyno runs. BFD!
never speak again....
 
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