Universal Air EX20100C A/C Expansion Valve - Front

Universal Air EX20100C Block Expansion Valve

The Universal Air EX20100C is a block expansion valve for automotive A/C systems with confirmed front fitment across a wide range of Toyota, Lexus, Suzuki, Mitsubishi, Isuzu, and Geo applications. It is listed as a block expansion valve for vehicles with two mounting studs and first-design configurations where noted.

Key Features

• Brand: Universal Air
• Brand line: Block Expansion Valve
• Part number: EX20100C
• Category: A/C expansion valve for HVAC refrigerant flow control
• Fits front or N/A positions depending on vehicle application
• Confirmed coverage for Toyota Tacoma, Camry, Corolla, 4Runner, Tundra, and related models

Fitment Details

• Fits 2001-2004 Toyota Tacoma, front, with 2 mounting studs; 1st design; block expansion valve.
• Fits 2002-2003 Toyota Solara, front, with 2 mounting studs; 1st design; block expansion valve.
• Fits 1995-2002 Suzuki Esteem, N/A, with two mounting studs; 1st design; block expansion valve.
• Fits 1994-2002 Toyota 4Runner, front, block expansion valve.
• Fits 2002 Toyota Corolla, front, with 2 mounting studs; 1st design; block expansion valve.
• Fits 2001-2002 Toyota Tundra, front, with 2 mounting studs; 1st design; block expansion valve.
• Fits 1994-2001 Lexus ES300, N/A, with two mounting studs; 1st design; block expansion valve.
• Fits 1994-2001 Toyota Camry, front, block expansion valve.
• Fits 2001 Toyota Corolla, N/A, block expansion valve.
• Fits 1999-2001 Toyota Solara, front, block expansion valve.
• Fits 1994-2000 Mitsubishi Montero, N/A, with 2 mounting studs; 1st design; block expansion valve.
• Fits 1994-2000 Toyota Corolla, front, block expansion valve.
• Fits 1996-2000 Toyota RAV4, front, block expansion valve.
• Fits 1995-2000 Toyota Tacoma, front, block expansion valve.
• Fits 2000 Toyota Tundra, front, block expansion valve.
• Fits 1996-1999 Isuzu Oasis, front, with two mounting studs; 1st design; block expansion valve.
• Fits 1995-1999 Toyota Avalon, front, block expansion valve.
• Fits 1994-1999 Toyota Celica, front, block expansion valve.
• Fits 1994-1999 Toyota Paseo, front, block expansion valve.
• Fits 1995-1999 Toyota Tercel, front, block expansion valve.
• Fits 1994-1998 Toyota Supra, front, block expansion valve.
• Fits 1994-1997 Geo Prizm, N/A, with two mounting studs; 1st design; block expansion valve.
• Fits 1996-1997 Lexus LX450, N/A, with 2 mounting studs; 1st design; block expansion valve.
• Fits 1994-1997 Toyota Land Cruiser, N/A, block expansion valve.
• Fits 1994-1997 Toyota Previa, front, block expansion valve.
• Fits 1995 Toyota MR2, N/A, block expansion valve.
• Fits 1994 Toyota MR2, front, block expansion valve.
• Fits 1990-1993 Toyota Celica, front, compatible with vehicles equipped with R-134a A/C systems; block expansion valve.

What It Helps Address

• Inconsistent refrigerant metering in the A/C system
• Weak or uneven cabin cooling
• Expansion valve leakage or restriction
• Service replacement for first-design block valve applications
• Fitment-specific repair needs on Toyota Camry, Corolla, and Tacoma A/C systems

Installation Notes

Verify the vehicle’s A/C system design, mounting-stud layout, and position before installation. This EX20100C application list includes front and N/A configurations, so match the part to the exact vehicle year, make, model, and notes shown above. For Toyota Corolla, Toyota Tacoma, and Toyota Camry applications, confirm the first-design block valve style before ordering.

Quality Assurance

Universal Air identifies this part as part of its Block Expansion Valve line for application-specific A/C service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.