Had been asked for parts list a few times so will post here

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4" supercharger adapter. Can buy a specific adapter but have seen a 4"-3" PVC adapter used for cheaper version. I prefer a bolt clamp over worm drive to secure hose

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6' of 4" hose. Is a pain to feed thru into position but once there it can be trimmed to suit length required.

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4" K&N air filter. I made stainless joiner and plumbed oil breather into intake as per stock. As an alternative you can fit a catch can. I mounted filter and utilised steering mounting bolts to secure filter. Alternatively you can mount on fuel tank and double up straps