HomeHVAC > A/C Flow RestrictorsUniversal Air EX10556C A/C Expansion Valve - Front
Part #: EX10556C

Universal Air EX10556C A/C Expansion Valve - Front

Block Expansion Valve, Front
13 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$26.09Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Block Expansion Valve, Front
Fitment: Lexus and Toyota, GX460 and 4Runner
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable A/C Expansion Valve for Lexus and Toyota Vehicles

The Universal Air Block Expansion Valve EX10556C is designed to regulate refrigerant flow in the air conditioning systems of select Lexus and Toyota models. This precision component ensures optimal cooling performance and system efficiency for vehicles like the Lexus GX460 and Toyota 4Runner.

Key Features of the Universal Air EX10556C

  • Compatible with Lexus GX460 and Toyota 4Runner models
  • Part number EX10556C for accurate identification
  • Part of the Block Expansion Valve product line by Universal Air
  • Designed to control refrigerant flow in automotive A/C systems
  • Durable construction for consistent HVAC performance

About the Block Expansion Valve Product Line

The Block Expansion Valve line from Universal Air focuses on delivering precise flow restriction components for automotive HVAC systems. This product line is engineered to maintain proper refrigerant metering, which is critical for the efficient operation of air conditioning units in vehicles. The EX10556C valve is a part of this line, providing reliable performance tailored to the specific requirements of Lexus and Toyota A/C systems.

Detailed Product Description

The EX10556C A/C expansion valve by Universal Air is a flow restrictor designed to regulate the amount of refrigerant entering the evaporator. Proper refrigerant flow is essential to maintain the correct temperature and pressure within the system, preventing issues such as freezing or insufficient cooling. This valve is specifically compatible with Lexus GX460 and Toyota 4Runner models, ensuring a precise fit and function. Using the correct expansion valve helps maintain the longevity and efficiency of the vehicle’s HVAC system.

Common Issues Addressed by the EX10556C Expansion Valve

  • Inconsistent or weak air conditioning cooling
  • Refrigerant flow imbalance causing system inefficiency
  • Evaporator freezing due to improper refrigerant metering
  • Increased compressor strain from incorrect pressure regulation
  • HVAC system performance degradation over time

Installation Notes and Tips

  • Ensure compatibility with Lexus GX460 or Toyota 4Runner before installation
  • Follow manufacturer guidelines for refrigerant system servicing
  • Replace the expansion valve when diagnosing A/C flow restriction issues
  • Use proper tools to avoid damage to the valve or surrounding components
  • Check for leaks and system pressure after installation

Quality Assurance and Warranty Information

Universal Air manufactures the EX10556C expansion valve to meet industry standards for automotive HVAC components. While specific warranty details are not provided, Universal Air products typically undergo quality control to ensure durability and reliable performance in compatible Lexus and Toyota vehicles.

This part fits 13 vehicles. Search below:

YearMakeModelPositionNotes
2020LexusGX460FrontWithout Dual Zone ATC; Block Expansion Valve
2020Toyota4RunnerN/ABlock Expansion Valve
2019LexusGX460FrontWithout Dual Zone ATC; Block Expansion Valve
2019Toyota4RunnerN/ABlock Expansion Valve
2018LexusGX460FrontWithout Dual Zone ATC; Block Expansion Valve
2018Toyota4RunnerN/ABlock Expansion Valve
2017LexusGX460FrontWithout Dual Zone ATC; Block Expansion Valve
2017Toyota4RunnerN/ABlock Expansion Valve
2016LexusGX460FrontWithout Dual Zone ATC; Block Expansion Valve
2016Toyota4RunnerN/ABlock Expansion Valve
2015LexusGX460FrontWithout Dual Zone ATC; Block Expansion Valve
2015Toyota4RunnerN/ABlock Expansion Valve
2014Toyota4RunnerN/AFrom 06/01/2014; Block Expansion Valve

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.