Back in stock again. http://www.ebay.com/itm/291493038445?item=291493038445&viewitem=&vxp=mtr#ht_271wt_1072
We had a chance to dyno test Bruce's screen here a while back, with good results. Blue line on the graph is with the diffuser screen. I would expect even larger gains with some sealed hood scoops. Well worth the money, a quality product.. I thought enough of it to buy it! JW