THIS ITEM UP FOR SALE IS A. Ferrari 365 GTB/4 Daytona Dash Gauge Light Rheostat Dimmer Switch. This switch dims and brightens the dash gauge lights. Comes with original Ferrari Retainer Spanner nut_washer and Knob. Extremely Rare Switch to Find!The item "Ferrari Dashboard Gauge Lamp Dimmer Rheostat Light Switch CEAM 246 365 GTB/4 OEM" is in sale since Monday, January 05, 2015. This item is in the category "eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\Interior\Switches & Controls". The seller is "tony_randazzo_308_ferrari_maserati" and is located in Stroudsburg, Pennsylvania. This item can be shipped worldwide.