15 x 3 HydraMat®, Rectangle 16 105 dad this product does not have vacuum modulator lines this product does not have a C 25 Brand Hooker Color Silver Emission Code 5 Fitment Universal Inlet Connection Type Pipe Connection Inlet Diameter (in) 3 Inlet Position Center Material Aluminized Steel Mounting Type Uses Factory Hangers Muffler Series Aero Chamber Muffler Type Reflection Outlet Connection Type Pipe Connection Outlet Diameter (in) 3 Outlet Position Center Overall Length (in) 17 Product Type Muffler Shape Oval Sound Level Aggressive Type of Muffler Chambered Warning California Proposition 65 giving it the amazing ability to draw from nearly any area that has contact with fuel and then store it in its internal reservoir The sheer size and coverage area of the HydraMat allows it to pull fuel from virtually any area in the tank or cell eliminating the need for specialty reservoirs and pick up pumps saving cost and greatly reducing complexity