Brand: K&N Engineering
These 4.5" x 7" oval filters have an offset 2 1/16" ID clamp-on mount to fit Solex PCI and PICT series single-throat downdraft carburetors as used on many VWs. Includes chrome plated end cap. Element is not replaceable. The offset flange allows clearance to the fan housing. Choose a size that also allows clearance to the deck lid (if used). Sold individually; two are shown in photo for illustration of top and bottom.