Carbon roof vent designed in two parts to help reduce water ingress.
Rally roof scoop functional.
C sainz l moya toyota celica t165 rally acropolis 1990 1st.
If this was the real reason then every track race car.
Roof scoops became usual in any rally car allowing to generate some curious images such as the one below from carlos sainz first win where head lamps and roof scoops seem to play in parallel.
Discussion starter 1 aug 3.
Theres a site geared mostly to sti s and other subies that happens to sell.
I have read the answers below and they only tell half the story.
I learned that the roof scoop on rally cars is used to help cool the cars.
Yes the roof scoop will give some air flow in the cabin however there are far more efficient and aerodynamic ways of doing so.
Just a quick video on how i installed my roof scoop and vent on my 2004 subaru sti thanks for watching.
Deep 6 rally team merch and also random car sticker.
Aka the wizard.
But if you re just after that snappy rally car look install the scoop by itself without cutting a hole in the roof.
With time roof scoop design improved turning into a flat thin opening.
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Internal directional air vents two stage foam filter system to reduce dust.
Opening in front is about 13 wide.
I asked them where they got it and they said it is a bona fide race car part made for a european rally race car.
Wide mouth helps to feed air to your roof vent but a small air escape in the back of the scoop reduces noise and lift when roof vent is closed.
The scoop on the roof was absolutely functional it even had a little crank on the inside to turn the air flow on and off.
Functional rally roof scoop.
Scoop measures approx 19 x 17 and 3 5 tall.