Billet Turbo Drain 58mm Extension -10 MALE to -10 PORTBillet Turbo Drain 58mm Extension 10 MALE to 10 PORT The Billet Turbo Drain 58mm Extension 10 MALE to 10 PORT is a genuine Turbosmart performance part designed for reliable operation, precise fitment and proven results on street and track builds. Turbosmart's Billet Turbo Drain Extension reduces installation time and is an excellent tool for mechanics seeking an efficient turbo drain system. This extension has a 10AN Male to 10AN female end and is