WHAT IS THE INLET SIZE OF THE UNIVERSAL MODELS?
The universal Tailgunners will slip fit onto any exhaust pipe from 1.5″ through 2.5″ using our CNC machined adapters. The stock inlet size on 4′ and 5″ universal models is 2.5″ However, we offer CNC spun aluminum adapters to allow mating with a variety of exhaust pipe sizes, manufacturers and configurations. American and metric. The direct application models are designed to mate with their respective motorcycle models.