The Rein A/C Expansion Valve is designed to the meet the exact OE specifications for quality, fit and performance. Product Features:OE-Equivalent and Direct fit ApplicationPressure tested before leaving the factory, guaranteeing performance and functionDesigned to the exact OEM specifications Installation Note: Receiver driers or accumulators, and expansion devices should be replaced any time an A/C system is opened. Individual A/C component warranties may be void if these items are not replaced.