ID Injector Dynamics 1340cc Injectors-48mm Length - 14mm Grey Top - 15mm (Orange) Low O-Ring (Set of 8) Fitment: 2005 Chevrolet SSR Base 2005 Pontiac GTO Base 2006 Cadillac CTS V 2006 Chevrolet SSR Base 2006 Chevrolet Trailblazer SS 2006 Pontiac GTO Base 2007 Cadillac CTS V 2007 Chevrolet Trailblazer SS 2008 Chevrolet Trailblazer SS