Item For Sale: 5efhe ACIS duel runner inlet with K20 Civic throttle body Item Condition & Description: Not too many of these inlets about. They have 2 runner per cylinder with butterfly's inside to change over when the actuator is activated. I got a k20 throttle body (62mm i think it is) fitted using an adapter plate then got the mani ported out to fit the throttle body. To get the most from this and get working right you will really need a decent ecu and dyno setup. The plenum is a good bit bigger on these than the stock 4e/5e inlet so good for bigger turbo setups! There is also a tuni