What does this part do?

[Italian LX]

Originally Posted by darkside

i also learned that there will be vacuum leaks, is ther any hoses i need to plug off?

Yep, the purge hose runs from the canister (mounted on the frame rail below the factory airbox location)to under side of the upper intake out the front. The hose (if it's still there) runs a similar route as the fuel lines.

Just make sure the fitting into the upper intake is plugged off.