An agricultural harvester, comprising: a feeder; a header pivotally coupled to the feeder; and a lateral tilt control system configured to allow the header to pivot relative to the feeder to adjust a lateral orientation of the header, the lateral tilt control system comprising: a first tilt cylinder coupled between the header and the feeder, the first tilt cylinder including a first cap-side chamber and a first rod-side chamber; a second tilt cylinder coupled between the header and the feeder, the second tilt cylinder including a second cap-side chamber and a second rod-side chamber; a first fluid line providing a flow path between the first cap-side chamber of the first tilt cylinder and the second rod-side chamber of the second tilt cylinder to fluidly couple the first cap-side chamber to the second rod-side chamber; a second fluid line providing a flow path between the first rod-side chamber of the first tilt cylinder and the second cap-side chamber of the second tilt cylinder to fluidly couple the first rod-side chamber to the second cap-side chamber; and characterized in that said control system further comprises: a pressure relief valve coupled between the first and second fluid lines, the pressure relief valve being configured to be opened to allow fluid to be transferred between the first and second fluid lines when a fluid pressure within one of the first fluid line or the second fluid line exceeds a relief pressure setting associated with the pressure relief valve. a feeder; a header pivotally coupled to the feeder; and a lateral tilt control system configured to allow the header to pivot relative to the feeder to adjust a lateral orientation of the header, the lateral tilt control system comprising: a first tilt cylinder coupled between the header and the feeder, the first tilt cylinder including a first cap-side chamber and a first rod-side chamber; a second tilt cylinder coupled between the header and the feeder, the second tilt cylinder including a second cap-side chamber and a second rod-side chamber; a first fluid line providing a flow path between the first cap-side chamber of the first tilt cylinder and the second rod-side chamber of the second tilt cylinder to fluidly couple the first cap-side chamber to the second rod-side chamber; a second fluid line providing a flow path between the first rod-side chamber of the first tilt cylinder and the second cap-side chamber of the second tilt cylinder to fluidly couple the first rod-side chamber to the second cap-side chamber; and characterized in that said control system further comprises: a pressure relief valve coupled between the first and second fluid lines, the pressure relief valve being configured to be opened to allow fluid to be transferred between the first and second fluid lines when a fluid pressure within one of the first fluid line or the second fluid line exceeds a relief pressure setting associated with the pressure relief valve. a first tilt cylinder coupled between the header and the feeder, the first tilt cylinder including a first cap-side chamber and a first rod-side chamber; a second tilt cylinder coupled between the header and the feeder, the second tilt cylinder including a second cap-side chamber and a second rod-side chamber; a first fluid line providing a flow path between the first cap-side chamber of the first tilt cylinder and the second rod-side chamber of the second tilt cylinder to fluidly couple the first cap-side chamber to the second rod-side chamber; a second fluid line providing a flow path between the first rod-side chamber of the first tilt cylinder and the second cap-side chamber of the second tilt cylinder to fluidly couple the first rod-side chamber to the second cap-side chamber; and characterized in that said control system further comprises: a pressure relief valve coupled between the first and second fluid lines, the pressure relief valve being configured to be opened to allow fluid to be transferred between the first and second fluid lines when a fluid pressure within one of the first fluid line or the second fluid line exceeds a relief pressure setting associated with the pressure relief valve.