HomeHVAC > A/C Accumulator / Receiver DrierFour Seasons 33307 A/C Receiver Drier
Part #: 33307

Four Seasons 33307 A/C Receiver Drier

Filter Drier
⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Filter Drier
🚗Fitment: Porsche, 911
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Filter Drier 33307

The Four Seasons Filter Drier 33307 is engineered for precise performance in automotive HVAC systems. Designed specifically for Porsche 911 models, this A/C receiver drier ensures efficient moisture and contaminant removal to maintain optimal air conditioning function.

  • Constructed from durable steel for long-lasting reliability
  • Includes desiccant material to absorb moisture effectively
  • Male insert o-ring inlet and outlet fittings for secure connections
  • Compatible with Porsche 911 A/C systems requiring a 3/8 inch fitting diameter
  • Gaskets and seals included for proper installation
  • Meets or exceeds OEM specifications for quality assurance

Detailed Product Features and Specifications

The Four Seasons Filter Drier 33307 belongs to the Filter Drier product line, which focuses on high-quality A/C accumulator and receiver driers designed to protect automotive air conditioning systems. This part features a 3.000 inch body diameter and a 9.000 inch body length, constructed from steel to withstand system pressures and environmental conditions. The integrated desiccant is non-replaceable and effectively removes moisture from the refrigerant, preventing corrosion and system damage. Both inlet and outlet fittings are male insert o-ring types with a 0.375 inch diameter, ensuring a tight, leak-free seal. The package includes necessary gaskets and seals but does not come with a mounting bracket or fuse plug. This receiver drier is engineered to fit Porsche 911 models, providing a direct replacement that meets or exceeds original equipment manufacturer standards.

Applications and Problem Solving

  • Prevents moisture buildup in the A/C system to avoid corrosion
  • Filters out contaminants that can damage the compressor and other components
  • Maintains refrigerant purity for consistent cooling performance
  • Helps reduce system blockages and pressure drops
  • Supports longevity of the Porsche 911 air conditioning system

Installation Notes and Tips

When installing the Four Seasons Filter Drier 33307, ensure the system is fully evacuated and depressurized before removal of the old receiver drier. Use the included gaskets and seals to prevent leaks, and verify that the male insert o-ring fittings are properly seated. Since the desiccant is not replaceable, replace the entire unit if contamination or moisture is detected. Note that this part does not include a mounting bracket, so reuse the existing bracket or secure the drier appropriately. Proper installation will help maintain system integrity and performance.

Quality Assurance and Warranty

This Four Seasons Filter Drier 33307 is manufactured to meet or exceed OEM specifications, ensuring compatibility and reliability for Porsche 911 vehicles. The steel construction and integrated desiccant provide durable protection against moisture and contaminants. Gaskets and seals are included to support a secure installation. While specific warranty details are not provided, Four Seasons products typically adhere to industry standards for quality and performance.

BrandFour Seasons
Part Number33307
PositionFilter Drier
Body Diameter3.000
Body Length9.000
Bracket?w/o Bracket
Connector B TypeMale Insert O-Ring
Connector TypeMale Insert O-Ring
DescriptionFilter Driers
DesiccantYes
Desiccant ReplaceableNot Replaceable
Dia. MM76.200
Fuse PlugNo
Gasket / Seals?Included
In Line Filter MaterialDesiccant
In Line Filter Outlet Fitting TypeMale
Inlet Filter Fitting Thread Diameter0.625
Inlet Filter Fitting TypeMale
Inlet Fitting Diameter0.375
Inlet Fitting TypeMale Insert O-Ring
Inlet Fraction3/8
Inlet IN0.375
Inlet MM9.525
Length MM228.600
MaterialSteel
Meets / Exceeds OEM?Yes
Moisture Indicator WindowNo
Mounting Bracket IncludedNot Included
O-Ring A Number/Desc[24612] / Green O-Ring
Outlet Fitting TypeMale Insert O-Ring
Outlet Fraction3/8
Outlet IN0.375
Outlet MM9.525
Overall Depth IN9.000
Overall Depth MM228.600
P. R. V.?No
Service Port?w/o Service Port
Sight Glass?No
Stud?No
StyleSteel Filter Drier
Switch Port?w/ Switch Port
TypeWasher Not Included

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1977Porsche911N/AFilter Drier
1976Porsche911N/AFilter Drier
1975Porsche911N/AFilter Drier
1974Porsche911N/AFilter Drier

* 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:

00088901750612032071001A1113330713406141139715104871515251672216722D191885922072562084972641617333073383321M2370803137108623710862AM37400194041875402195402616594300229670803174R268174R3332804173728041830804410998045388048648400455889051570A5811ABPN83319568AC2403CARD1108CWK708031D45091000E804021ED256JA1305JC1085KB402529RD11140CRD5132500PRD5132501PRD9176

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