Vented hood, Holding up against outside weather?
Thread Starter
Senior Member

Joined: Feb 2002
Posts: 168
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From: DC/MD area
Vehicle: 2005 V6 Tib
I have some questions for those of you guys with vented hood. I daily drive my car, and about to make a purchase on carbon fiber vented hood. I'm wondering how this set up will stand against sitting outside, rain, snow, etc.. I have an Injen intake and the design does not expose the filter, however I'm concerning water getting into the engine bay, soaking up the filter, or messing up the engine components.
Any thoughts appreciated!
Any thoughts appreciated!
Senior Member

Joined: Aug 2009
Posts: 11,992
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From: Washington D.C.
Vehicle: Hyundai Tiburon FX
I had a vented EVO hood, and I ended up making gutters for it because of the water damage. Water is a powerful force. It'll devour anything. From experience, it's just NOT worth the extra ventilation.
Senior Member

Joined: Apr 2008
Posts: 780
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From: San Diego, Ca
Vehicle: 2004 Hyundai Accent 1.6T
and I have had the exact opposite experience. 3 years with a "hole" in my hood(evo style vents) and no water damage...it also depends on where the vent are going to be...mine are right on the front of the hood just above my exhaust manifold.
Senior Member

Joined: Aug 2009
Posts: 11,992
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From: Washington D.C.
Vehicle: Hyundai Tiburon FX
^that's crazy. you must have your exhaust manifold cover on no? my Tiburon is from March 1997.
i've had mine on for 5 years before things got convincing. the water faded all of the polyurethane and plastics, dulled, hardened, and cracked my O2 and crank sensor wires (almost shorted them), undid some OEM electric tape around the main engine harness (caused an ECU fuse to bust), rusted all my headbolts beyond removal, rusted my downpipe bolts (which had to be cut off), splashed onto other nuts and bolts...
it also depends where you live. we get heavy snow, sleet, freezing rain, heavy rain, dirt, dust, pollen in high amounts and it always clogged my AEM filter, not to mention water also got the filter wet by dripping down it.

it was awesome as hell seeing the heat coming out of it though!!! especially at red lights! people would ask me about it all the time.
i've had mine on for 5 years before things got convincing. the water faded all of the polyurethane and plastics, dulled, hardened, and cracked my O2 and crank sensor wires (almost shorted them), undid some OEM electric tape around the main engine harness (caused an ECU fuse to bust), rusted all my headbolts beyond removal, rusted my downpipe bolts (which had to be cut off), splashed onto other nuts and bolts...
it also depends where you live. we get heavy snow, sleet, freezing rain, heavy rain, dirt, dust, pollen in high amounts and it always clogged my AEM filter, not to mention water also got the filter wet by dripping down it.

it was awesome as hell seeing the heat coming out of it though!!! especially at red lights! people would ask me about it all the time.
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Joined: May 2001
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From: Rancho Palos Verdes, CA
Vehicle: 2008 Toyota Prius 2006 Suzuki SV650S
Check the location differences.
Guy with no problem? He's in SAN DIEGO
Guy with the problem, DC/MD.
Rather big difference with climate/weather between those 2 locations.
Southwest(anywhere Dry), no problem, go vented.
Anyplace where it snows...and gets lots of rain AND is close to the ocean.... Maybe invest in a different hood style.
Guy with no problem? He's in SAN DIEGO
Guy with the problem, DC/MD.
Rather big difference with climate/weather between those 2 locations.
Southwest(anywhere Dry), no problem, go vented.
Anyplace where it snows...and gets lots of rain AND is close to the ocean.... Maybe invest in a different hood style.
another thing to think about is do you have a place to store your car or not? if you don't and don't like to spend time waxing your hood, don't get it. if you have a carport and willing to wax at least once a month, get it.
I am in Kansas. we get pretty good snow around here. we also get soem really crappy heat like today (98 w/ heat index of 110). my carport i know for a fact has saved me alot of work in trying to keep my evo style hood still lookng great.
I am in Kansas. we get pretty good snow around here. we also get soem really crappy heat like today (98 w/ heat index of 110). my carport i know for a fact has saved me alot of work in trying to keep my evo style hood still lookng great.
First time my siebon ts hood and car got washed, I didn't put anything on the front valve cover and had every spark plug cylinder on the front bank filled over the plug with water. It barely started and ran like sh*t. I had to nurse it to the garage and blow it out with an air hose. I never drive mine in the rain, but if you daily drive it... Have a towel handy for hard rain when it's sitting... You could also leave the stock platic shield over it, but that's not how I roll because I have a nice bay and blower to show off... Duct tape for the vents are also a possibility to help keep water out...



