Genuine Acura Radiator Cap

Cooling Radiator Cap

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We offer a full selection of genuine Acura Radiator Caps, engineered specifically to restore factory performance. Please narrow the Cooling Radiator Cap results by selecting the vehicle.

20 Radiator Caps found

  • Acura Radiator Cap - 19045-PAA-A01
    Diagram for Acura Radiator Cap - 19045-PAA-A01
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    Acura Cap, Radiator (Denso)
    Part Number: 19045-PAA-A01
    Your Price: $11.77
    Retail Price: $16.43
    You Save: $4.66
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    Fits the following Acura Models:
    • CL 2001-2003, 1997-1999
    • Integra 1994-2001
    • Legend 1991-1995
    • MDX 2001-2006
    • RL 1996-2005
    • RSX 2002-2006
    • TL 1995-2005
    • TSX 2004-2005
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  • Acura Radiator Cap - 19045-PR7-J24
    Diagram for Acura Radiator Cap - 19045-PR7-J24
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    Acura Cap Complete
    Part Number: 19045-PR7-J24
    Your Price: $25.04
    Retail Price: $34.92
    You Save: $9.88
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    Fits the following Acura Models:
    • NSX 1991-2005
  • Acura Radiator Cap - 19045-PT0-004
    Diagram for Acura Radiator Cap - 19045-PT0-004
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    Acura Cap (Toyo)
    Part Number: 19045-PT0-004
    Replaces: 19045-PT0-003
    Your Price: $16.96
    Retail Price: $23.65
    You Save: $6.69
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    Fits the following Acura Models:
    • Legend 1989-1990
  • Acura Radiator Cap - 19045-PT0-003
    Diagram for Acura Radiator Cap - 19045-PT0-003
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    Acura Cap (Denso)
    Part Number: 19045-PT0-003
    Replaced by: 19045-PT0-004
    Your Price: $16.96
    Retail Price: $23.65
    You Save: $6.69
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    Fits the following Acura Models:
    • Legend 1989-1990
  • Acura Radiator Cap - 19045-59B-005
    Diagram for Acura Radiator Cap - 19045-59B-005
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    Acura Radiator Cap
    Part Number: 19045-59B-005
    Other Name: Cap
    Your Price: $21.59
    Retail Price: $30.13
    You Save: $8.54
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    Fits the following Acura Models:
    • NSX 2017-2021
  • Acura Radiator Cap - 19045-692-003
    Diagram for Acura Radiator Cap - 19045-692-003
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    Acura Radiator Cap
    Part Number: 19045-692-003
    Other Name: Cap, Radiator (Denso)Replaces: 19045-PA0-014, 19045-634-003, 19045-449-770
    Your Price: $24.26
    Retail Price: $33.83
    You Save: $9.57
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    Fits the following Acura Models:
    • Integra 1986-1989
  • Acura Radiator Cap - 8-97171-436-0
    Diagram for Acura Radiator Cap - 8-97171-436-0
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    Acura Cap, Radiator
    Part Number: 8-97171-436-0
    Other Name: Radiator Cap
    Your Price: $30.67
    Retail Price: $42.60
    You Save: $11.93
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    Fits the following Acura Models:
    • SLX 1996-1999
  • Acura Radiator Cap - 19045-PM3-003
    Diagram for Acura Radiator Cap - 19045-PM3-003
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    Acura Cap (Denso)
    Part Number: 19045-PM3-003
    Replaced by: 19045-PR3-004
    Your Price: $14.90
    Retail Price: $20.80
    You Save: $5.90
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    Fits the following Acura Models:
    • Integra 1990-1991
  • Acura Radiator Cap - 19045-PR3-003
    Diagram for Acura Radiator Cap - 19045-PR3-003
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    Acura Cap (Denso)
    Part Number: 19045-PR3-003
    Replaced by: 19045-PR3-004
    Your Price: $14.90
    Retail Price: $20.80
    You Save: $5.90
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    Fits the following Acura Models:
    • Integra 1992-1993
  • Acura Radiator Cap - 19045-PR3-004
    Diagram for Acura Radiator Cap - 19045-PR3-004
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    Acura Radiator Cap
    Part Number: 19045-PR3-004
    Other Name: Cap (Toyo) ; Radiator CapReplaces: 19045-PM3-003, 19045-PR3-003
    Your Price: $14.90
    Retail Price: $20.80
    You Save: $5.90
    Add to Cart
    Fits the following Acura Models:
    • Integra 1990-1993
  • Acura Radiator Cap - 19045-PWA-004
    Diagram for Acura Radiator Cap - 19045-PWA-004
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    Acura Radiator Cap (Toyo)
    Part Number: 19045-PWA-004
    Other Name: Cap, Radiator (Toyo)Replaces: 19045-PNC-004
    Your Price: $15.21
    Retail Price: $21.22
    You Save: $6.01
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    Fits the following Acura Models:
    • ILX 2013-2021
    • TLX 2015-2020
  • Acura Radiator Cap - 19045-RAA-003
    Diagram for Acura Radiator Cap - 19045-RAA-003
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    Acura Radiator Cap (Denso)
    Part Number: 19045-RAA-003
    Other Name: Cap, Radiator (Denso)
    Your Price: $18.80
    Retail Price: $26.22
    You Save: $7.42
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    Fits the following Acura Models:
    • ILX Hybrid 2013-2014
    • MDX 2022, 2007-2020
    • RDX 2007-2021
    • RL 2006-2012
    • RLX 2014-2020
    • TL 2006-2014
    • TLX 2015-2021
    • TSX 2005-2014
    • ZDX 2010-2013
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  • Acura Radiator Cap - 19045-PH7-003
    Diagram for Acura Radiator Cap - 19045-PH7-003
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    Acura Cap, Radiator (Denso)
    Part Number: 19045-PH7-003
    Other Name: Radiator Cap
    Fits the following Acura Models:
    • Legend 1986-1990
  • Acura Radiator Cap - 19045-PR3-005
    Diagram for Acura Radiator Cap - 19045-PR3-005
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    Acura Cap (Sak)
    Part Number: 19045-PR3-005
    Other Name: Radiator Cap
    Fits the following Acura Models:
    • Integra 1992-1993
  • Acura Radiator Cap - 19045-PM3-004
    Diagram for Acura Radiator Cap - 19045-PM3-004
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    Acura Cap (Toyo)
    Part Number: 19045-PM3-004
    Other Name: Radiator Cap
    Fits the following Acura Models:
    • Integra 1990-1991
  • Acura Radiator Cap - 19045-PV1-005
    Diagram for Acura Radiator Cap - 19045-PV1-005
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    Acura Cap
    Part Number: 19045-PV1-005
    Replaced by: 19045-PV3-005
    Fits the following Acura Models:
    • Vigor 1992
  • Acura Radiator Cap - 19045-PV1-015
    Diagram for Acura Radiator Cap - 19045-PV1-015
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    Acura Cap (Sak)
    Part Number: 19045-PV1-015
    Other Name: Cap (SAK)Replaced by: 19045-PV3-005
    Fits the following Acura Models:
    • Vigor 1993-1994
  • Acura Radiator Cap - 19045-PV3-005
    Diagram for Acura Radiator Cap - 19045-PV3-005
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    Acura Cap (Sak)
    Part Number: 19045-PV3-005
    Other Name: Radiator CapReplaces: 19045-PV1-015, 19045-PV1-005
    Fits the following Acura Models:
    • TL 1995-1998
    • Vigor 1992-1994
  • Acura Radiator Cap - 8-97104-194-0
    Diagram for Acura Radiator Cap - 8-97104-194-0
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    Acura Cap, Radiator
    Part Number: 8-97104-194-0
    Other Name: Radiator Cap
    Fits the following Acura Models:
    • SLX 1996-1997
  • Acura Radiator Cap - 19045-P72-005
    Diagram for Acura Radiator Cap - 19045-P72-005
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    Acura Radiator Cap
    Part Number: 19045-P72-005
    Other Name: Cap, Radiator
    Fits the following Acura Models:
    • Integra 1994-2001

Related Acura Parts

About Acura Radiator Cap

In the pressurized cooling system, there is an important part called radiator cap. When the threshold has been reached some point, some vapors are allowed to escape after the radiator cap seals in coolant to a particular pressure point. The ejected fluid, or some vapors, is piped into the overflow bottle. The coolant level will drop inside the radiator while the engine cools down. At the same time, an opposite-direction-flow valve in the radiator cap opens to allow fluid from the bottle to return to the radiator. A failing radiator cap can cause too much or too little fluid to escape the system. Therefore, if you notice your Acura car is overheated, of if your car’s overflow bottle fills up, and these are all signs showing your radiator cap goes wrong. You should stop driving immediately and check it. Once you decide to do replacement, we are glad to offer you all Acura genuine OEM radiator cap with a cheapest price.