On Sale today! Only at Walmart - Turbo Supercharger fan thingy....

[MiniDave]

https://www.walmart.com/ip/Universal-Car-Gas-Supercharger-Double-Turbo-Charger-Professional-Air-Intake-Fuel-Saver-Durable-Turbo-Fan-Auto-Parts/900373934?sourceid=dsn_fb_da0d2b72-18fc-4334-837a-5c3d4971eeb3&veh=dsn&wmlspartner=dsn_fb_da0d2b72-18fc-4334-837a-5c3d4971eeb3&fbclid=IwAR3qUCvDsCvZHy6BCqloq1uhd5UT6c3g_p2RdVJyhrfhe7mJtK_ZG1YjM1s

Made out of durable plastic, double your gas mileage, double your horsepower! Get yours today only $6.66

[BruceK]

Why fit just one?  There must be space under the hood for many of them, fitted in series.  Use a length of dryer hose if necessary.    I suspect that if enough of them are used, no gasoline will be needed at all!!!!!!!