HomeHVAC > Hoses and PipesFour Seasons 66933 A/C Refrigerant Discharge Hose
Part #: 66933

Four Seasons 66933 A/C Refrigerant Discharge Hose

Hose Assembly
⚙️ 7 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Porsche, 911
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Reliable A/C Refrigerant Discharge Hose for Porsche 911

The Four Seasons Hose Assembly 66933 is designed specifically for Porsche 911 models requiring a durable and efficient A/C refrigerant discharge hose. Constructed with aluminum and rubber materials, this hose assembly ensures proper refrigerant flow and system integrity for vehicles using R134a refrigerant.

Key Features of Four Seasons Hose Assembly 66933

  • Material: Combination of aluminum and rubber for durability and flexibility
  • End fittings: Both ends feature P-nut fittings for secure connections
  • Compatible refrigerant: Designed for R134a refrigerant systems
  • Includes gasket and two O-rings (part number 24668) for proper sealing
  • Does not include a bracket, muffler, or service port

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on providing high-quality hose assemblies tailored to specific vehicle HVAC needs. This product line emphasizes reliable materials and precise fitment to maintain optimal air conditioning system performance. The 66933 hose assembly is part of this line, engineered to meet the exact specifications required for Porsche 911 A/C refrigerant discharge applications.

Detailed Product Description

This A/C refrigerant discharge hose assembly combines aluminum and rubber components to balance strength and flexibility, essential for handling the pressures and temperatures within the air conditioning system. Both ends utilize P-nut fittings, ensuring a secure and leak-resistant connection to the vehicle’s HVAC system. The inclusion of a gasket and two O-rings (part number 24668) helps maintain a tight seal, preventing refrigerant leaks. This hose assembly is designed without a bracket, muffler, or service port, focusing solely on the discharge hose function for Porsche 911 models using R134a refrigerant.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant discharge hoses on Porsche 911
  • Resolving refrigerant leaks caused by cracked or deteriorated hose materials
  • Restoring proper refrigerant flow to improve air conditioning system efficiency
  • Eliminating connection leaks due to faulty or missing seals and O-rings
  • Maintaining system integrity in R134a refrigerant-equipped Porsche 911 vehicles

Installation Notes and Tips

Ensure the vehicle’s A/C system is fully depressurized before removing the old hose assembly. Verify that the P-nut fittings are clean and free of debris to achieve a proper seal. Replace the included gasket and O-rings during installation to prevent leaks. Since this hose assembly does not include a bracket or muffler, confirm that existing mounting points and components are intact and secure. Professional installation is recommended to maintain system performance and safety.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet or exceed OEM specifications for fit and function. The Hose Assembly 66933 undergoes rigorous quality control to ensure durability and reliability in Porsche 911 HVAC systems. Warranty details are provided by Four Seasons and typically cover defects in material and workmanship under normal use conditions.

BrandFour Seasons
Part Number66933
PositionHose Assembly
MaterialAluminum / rubber
End 1 TypeP-nut fitting
End 2 TypeP-nut fitting
Refrigerant TypeR134a
Gasket Or Seal IncludedIncluded
Switch Service PortNo
Bracket?W/o bracket
DescriptionHose assemblies
Muffler?W/o muffler
O-Ring A Number/Desc24668 / o-ring
O-Ring A Quantity2
Service Port IncludedNo

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005Porsche9113.6LH6N/ACompressor End; Hose Assembly
2004Porsche9113.6LH6N/ACompressor End; Hose Assembly
2003Porsche9113.6LH6N/ACompressor End; Hose Assembly
2002Porsche9113.6LH6N/Aw/o Tube; Hose Assembly
2001Porsche9113.4LH6N/ACompressor End; Hose Assembly
2000Porsche911N/ACompressor End; Hose Assembly
1999Porsche911N/ACompressor End; Hose Assembly

* 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:

211844481371966933996573097029965730970499657309706HA113477C

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