Thats funny that pits nite the other week Reno said BOV's are legal only if they DONT vent to the atmosphere. same with oil catch cans
and dosnt matter how big ya zaust is as long as it reads lower than the db level for that particular car and year and isnt lower than 100mm of the ground and dosnt interfere with the effiency of the cat convertor ie cat heats up to the correct temp so to burn nox gasses....