Question on stock air box modding
#16
Thanks a lot, I saw your box on lancerregister, the guys over there love your setup and you know what, I might want to try it, you mind sharing with us a little more detail as to what filter, bracket, etc etc you used? I was thinking with your setup you could aditionally add a duct/pipe to get some air from the front bumper (right around where the horn is on the left) and send a straight charge of cold air to that side of the box. I bet your setup makes the turbo/DV even louder
#17
#18
your air filter looks pretty big in the first pic & doesn't look like it would fit right in the 1st pic but looks fine in the 2nd...did you just cut the bottom of the air box off??
I had this setup forever and worked well with the small K&N filter and Maf adapter kit from AMS...but now that i have the JMF intake tube I can't use the modified airbox anymore...
The ultimate stock air box modification by MalibuJack:
https://www.evolutionm.net/forums/ev...irbox-mod.html
https://www.evolutionm.net/forums/ev...irbox-mod.html
I had this setup forever and worked well with the small K&N filter and Maf adapter kit from AMS...but now that i have the JMF intake tube I can't use the modified airbox anymore...
#20
#22
Evoardo IX, very nice way you modified your stock air box. The cutting of the box and the wire mesh are very cleanly done.
Here's my take on my stock air box. I modified my air box to accept a second K & N filter on the side. That filter gets a straight shot of air into the MAF. I also have a drop in K & N in the stock location. This mod allows me to maintain 24 psi until redline with my FP White. Once the box is bolted back in the engine compartment, everything looks completely stock.
Here's my take on my stock air box. I modified my air box to accept a second K & N filter on the side. That filter gets a straight shot of air into the MAF. I also have a drop in K & N in the stock location. This mod allows me to maintain 24 psi until redline with my FP White. Once the box is bolted back in the engine compartment, everything looks completely stock.
#23
I am was looking into me engine to make this airbox mod and notice that in order to maek the small filter fit you have to cut and remove the airbox holder on the side of the box. Is the stock airbox still solid in plance with this holder removed. I suppose you kept the steel bracket and just cut the plastic holder on the airbos side wehre the filter is placed.
#24
Has anyone ever tried to run a big turbo on the stock box? I'd be curious to know if the stock air box can be made to flow as much as the MAF will flow, meaning that the MAF becomes the restriction. I'd like to keep the stock computer on my build, so I am going to try to run the stock box up to 600+ whp. Anyone ran a stock box at these levels?
#25
I'm not sure why you wouldn't want to keep it sealed. As soon as you leave the line the stock box is getting force fed cool air from the high pressure intake on the front of the car.
Why would you want to suck in hot air from the hot engine bay.
I'm sure some of these hax show gains on a dyno because the car isn't moving and odds are the passes are made with the hood open but **** pound your car for a bit then pop the hood and feel the heat. The intake is right behind the radiator and right next to the exhaust manifold.
Unless you are putting down 400whp I highly doubt that the stock air box with drop in is a restriction at speed.
Why would you want to suck in hot air from the hot engine bay.
I'm sure some of these hax show gains on a dyno because the car isn't moving and odds are the passes are made with the hood open but **** pound your car for a bit then pop the hood and feel the heat. The intake is right behind the radiator and right next to the exhaust manifold.
Unless you are putting down 400whp I highly doubt that the stock air box with drop in is a restriction at speed.
Last edited by Jeff_Jeske; Mar 23, 2009 at 04:07 PM.
#26
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