Stock vs Weber 45 Carburetor - Jenvey ITB - Dyno PowerTest - Sound Alfa 105 Giulia 2.0 Twin Spark TS

Ultimate comparison of typical air inlet trajectory upgrades on Alfa Giulia 105. Stock Bosch Motronic with plenum and air flow meter 00:00 Upgraded ECU (EFIgnition with Tunerstudio) with plenum 00:34 - no real video. Weber Carburetors (with long trumpets) 00:49 Jenvey Individual throttle bodies (ITB) with short trumpets/ air horns 01:59 Jenvey Individual throttle bodies (ITB) with long trumpets 03:20 Expensive experiment to show that a stock design isn't that bad.