4.0 LITER W/O E-HYBRID. Rr suction line o-ring. 13.70 x 2.50mm. A seal that prevents oil from leaking out, or contaminants from enteRing the Air Conditioning Refrigerant Pressure Switch. A/C Expansion Valve O-Ring. A/C Line O-Ring. A/C Refrigerant Line O-Ring. Exc.Four Zone Climate Control. Four Zone Climate Control. Included with: AC Line, AC Tube, Connector pipe, Cooler pipe, Front AC Line, Front suction Line, Front suction Line Part cannot be reused/reinstalled, Heat exchanger, Pressure Line, Rear AC Line, Rear AC Tube, Rear suction Line, Rear suction Line Part cannot be reused/reinstalled, Suction pipe.