The most universal and easy to use shift light available! Our new compact Digital Shift Light can be installed on everything from 1-cylinder points-triggered engines to Modular Ford engines with coil-on-plug technology.The tiny digital controller inside the compact housing gives you the ability to program the rpm activation points through the easy-to-view LED panel and two programming buttons. When the engine reaches the activation rpm, the six red LEDs illuminate brightly to alert your senses into throwing the shifter at the exact rpm. The DSL can be installed on single cylinder engines up through 12-cylinders on stock ignitions or high-powered aftermarket systems.MSD Digital Programmable Shift Light 8963Specifications: Brand MSD Category Body Emission Code 5 part type Transmission Shift Indicator Light Product Type Shift Lights Sub Category Instrument Panel Warning California Proposition 65 Warranty Manufacturer's Limited 1 Year Warranty Brand MSD Category Body Emission Code 5 part type Transmission Shift Indicator Light Product Type Shift Lights Sub Category Instrument Panel Warning California Proposition 65 Warranty Manufacturer's Limited 1 Year Warranty Description_INV Shift Light, Digital, Prog. 1-12 Cyl. Description_DES Digital Programmable Shift Light Description_EXT Supplied with a GMR Pickup, PN 8918, to make installation even easier on diesels, points, coil-on-plug and most any other application! Description_MKT The most universal and easy to use shift light available! Our new compact Digital Shift Light can be installed on everything from 1-cylinder points-triggered engines to Modular Ford engines with coil-on-plug technology.The tiny digital controller inside the compact housing gives you the ability to program the rpm activation points through the easy-to-view LED panel and two programming buttons. When the engine reaches the activation rpm, the six red LEDs illuminate brightly to alert your senses into throwing the shifter at the exact rpm. The DSL can be installed on single cylinder engines up through 12-cylinders on stock ignitions or high-powered aftermarket systems. Description_FAB Programmable from 100-15,900 rpm down to 10 rpm increments Description_FAB Six bright LEDs are easy to view in daylight and can be dimmed at night Description_FAB Installs with distributors, coil packs or coil-on-plug systems ranging from single to 12-cylinder Description_INV Shift Light, Digital, Prog. 1-12 Cyl. Description_DES Digital Programmable Shift Light Description_EXT Supplied with a GMR Pickup, PN 8918, to make installation even easier on diesels, points, coil-on-plug and most any other application! Description_MKT The most universal and easy to use shift light available! Our new compact Digital Shift Light can be installed on everything from 1-cylinder points-triggered engines to Modular Ford engines with coil-on-plug technology.The tiny digital controller inside the compact housing gives you the ability to program the rpm activation points through the easy-to-view LED panel and two programming buttons. When the engine reaches the activation rpm, the six red LEDs illuminate brightly to alert your senses into throwing the shifter at the exact rpm. The DSL can be installed on single cylinder engines up through 12-cylinders on stock ignitions or high-powered aftermarket systems. Description_FAB Programmable from 100-15,900 rpm down to 10 rpm increments Description_FAB Six bright LEDs are easy to view in daylight and can be dimmed at night Description_FAB Installs with distributors, coil packs or coil-on-plug systems ranging from single to 12-cylinder