HomeHVAC > Hoses and PipesFour Seasons 66458 A/C Refrigerant Suction Hose
Part #: 66458

Four Seasons 66458 A/C Refrigerant Suction Hose

Hose Assembly
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Acura, TLX
🔄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 Hose Assembly 66458

The Four Seasons Hose Assembly 66458 is designed specifically for the Acura TLX HVAC system. This A/C refrigerant suction hose ensures reliable low-pressure refrigerant flow, maintaining optimal air conditioning performance in your vehicle.

  • Constructed from durable aluminum and rubber materials
  • Equipped with P-nut fittings on both ends for secure connections
  • Compatible with R134a refrigerant systems
  • Includes gaskets and fittings for a complete installation
  • OE replacement part designed for Acura TLX models

Four Seasons Hose Assembly Product Line Details

The Hose Assembly product line by Four Seasons focuses on delivering precise HVAC hose and pipe solutions tailored to specific vehicle applications. This line emphasizes quality materials and proper fitment, ensuring that components like the 66458 suction hose meet original equipment standards for performance and durability.

Detailed Product Description

The Four Seasons 66458 A/C refrigerant suction hose is engineered with a combination of aluminum and rubber to provide flexibility and resistance to wear under low-pressure conditions. Both ends feature P-nut fittings, facilitating a secure and leak-resistant connection within the Acura TLX’s air conditioning system. This hose assembly includes two green O-rings (part number 24681) and all necessary fittings, eliminating the need for additional parts during installation. It does not include a bracket, muffler, or service port, aligning with the original equipment specifications for this component.

Common Applications and Issues Addressed

  • Replacement of worn or cracked suction lines in Acura TLX A/C systems
  • Resolving refrigerant leaks caused by damaged hose assemblies
  • Restoring proper refrigerant flow to improve air conditioning efficiency
  • Addressing low-pressure system failures related to suction hose integrity
  • Upgrading OEM components with a direct-fit replacement part

Installation Notes and Tips

  • Ensure the system is fully evacuated and depressurized before removal
  • Verify that the included green O-rings are properly seated to prevent leaks
  • Use appropriate tools to tighten P-nut fittings without over-torquing
  • Inspect surrounding components for wear or damage during installation
  • Confirm compatibility with Acura TLX model year before installation

Quality Assurance and Warranty

Four Seasons Hose Assembly 66458 is an OE replacement part manufactured to meet or exceed original equipment standards. The product includes all necessary fittings and seals to ensure a reliable installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.

BrandFour Seasons
Part Number66458
PositionHose Assembly
Bracket?w/o Bracket
Component TypeSuction Line
DescriptionHose Assemblies
End 1 TypeP-Nut Fitting
End 2 TypeP-Nut Fitting
Fittings IncludedIncluded
Friction Material Attachmentw/o Switch Port
Gasket Or Seal IncludedIncluded
MaterialAluminum / Rubber
Muffler?w/o Muffler
O-Ring A Number/Desc[24681] / Green O-Ring
O.E. Replacement?Yes
Refrigerant TypeR134a
Service Port?w/o Service Port
Suction End TypeP-Nut Fitting
Switch Included?Not Included
System PressureLow Pressure

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2020AcuraTLX2.4LL4N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2019AcuraTLX2.4LL4N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2018AcuraTLX2.4LL4N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2017AcuraTLX2.4LL4N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2016AcuraTLX2.4LL4N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2015AcuraTLX2.4LL4N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; 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:

2113695712496645878571680095180311TZ4A11A82971HA111948C

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