Remove the final restriction to power. Banks Power Elbow assembly slashes the stock outlet and pipe backpressure by 40%. Available separately or with Banks 4 inch Monster Exhaust.;Includes:^Cast, large-bore elbow housing^Stainless, 4 inch Monster T.O.P. turbine-outlet pipe with ceramic-matrix heat shield^Mounting hardware;Note: Banks Brake and Banks Power Elbow cannot be used on the same vehicle.