Edelbrock Supercharger Stage 1 - Street Kit 2007-2013 GM Gmt920/930 SuvS 6 2L w/ TunerThe Edelbrock supercharger Stage 1 Street System part #1567 for 2007 14 Escalade, Escalade ESV, Escalade EXT, Yukon & Yukon XL applications with a 6. 2L Gen IV engine. The core of this system is the Eaton Gen VI 2300 TVS rotating assembly with a four lobe design with 160 degrees of twist for maximum flow, minimum temperature rise and quiet operation for excellent drivability. We also designed our superchargers with an integrated bypass valve to help