Genuine Infiniti Radiator Cap

Cooling Radiator Cap

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

18 Radiator Caps found

  • Infiniti Radiator Cap - 21430-8997A
    Diagram for Infiniti Radiator Cap - 21430-8997A
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-8997A
    Other Name: Cap Assembly-Radiator; Cap, Filler Cap, Radiator Cap, Reservoir Cap Replaced by: 21430-8999C Replaces: 21430-8995A
    $20.39 MSRP: $21.52
    You Save: $1.13 (6%)
    Add to Cart
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    Fits the following Infiniti Models:
    • EX35 | 2008-2012 | Base, Leather | 6 Cyl 3.5L, 6 Cyl 3.7L
    • EX37 | 2013 | Base, Leather | 6 Cyl 3.5L, 6 Cyl 3.7L
    • FX35 | 2009-2012 | Base, Premium, Sport | 6 Cyl 3.5L, 6 Cyl 3.7L, 8 Cyl 5.0L
    • FX37 | 2013 | Base, Premium, Sport | 6 Cyl 3.5L, 6 Cyl 3.7L, 8 Cyl 5.0L
    • FX50 | 2009-2013 | Base, Premium, Sport | 6 Cyl 3.5L, 6 Cyl 3.7L, 8 Cyl 5.0L
    • G25 | 2011-2012 | Journey, Leather, Premium, Sport Premium | 6 Cyl 2.5L, 6 Cyl 3.7L
    • G35 | 2008 | Journey, Leather, Premium, Sport, Sport Premium | 6 Cyl 3.7L
    • G37 | 2008-2013 | Base, Journey, Leather, Leather Journey, Leather Premium, Premium, Sport, Sport Premium | 6 Cyl 2.5L, 6 Cyl 3.7L
    • M35h | 2012-2013 | Base, P/PKG, Technology Package | 6 Cyl 3.5L
    • M37 | 2011-2013 | Base, Premitec, Premium, Premium Touring Tech, SportPre, SportTec | 6 Cyl 3.7L, 8 Cyl 5.6L
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  • Infiniti Radiator Cap - 21430-C991A
    Diagram for Infiniti Radiator Cap - 21430-C991A
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-C991A
    Other Name: Cap Assy-Filler ; Cap Assy-Radiator; Cap, Radiator Cap, Reservoir Cap
    Manufacturer Note: F/WATER OUTLET CAP
    $21.09 MSRP: $28.35
    You Save: $7.26 (26%)
    Add to Cart
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    Fits the following Infiniti Models:
    • M37 | 2013 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    • M56 | 2013 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    • Q50 | 2014-2022 | Base, Luxury, Luxury Upper, Premium, Sports, Sports Performance, Sports Upper, Upper | 6 Cyl 3.0L, 6 Cyl 3.5L, 6 Cyl 3.7L
    • Q60 | 2017-2021 | Base, Premium, Premium Upper, Sports, Sports Upper | 6 Cyl 3.0L
    • Q70 | 2014-2019 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    • Q70L | 2015-2019 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    • QX56 | 2011-2013 | LE/High, Premium | 8 Cyl 5.6L
    • QX80 | 2014-2022 | LE/High, Premium | 8 Cyl 5.6L
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  • Infiniti Radiator Cap - 21430-7991B
    Diagram for Infiniti Radiator Cap - 21430-7991B
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-7991B
    Other Name: Cap Assy-Filler ; Cap Assy-Radiator; Filler Cap, Radiator Cap
    $19.11 MSRP: $25.68
    You Save: $6.57 (26%)
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • EX35 | 2008-2009 | Base, Leather | 6 Cyl 3.5L
    • FX35 | 2009-2010 | Base, Premium, Sport | 6 Cyl 3.5L, 8 Cyl 5.0L
    • FX50 | 2009-2010 | Base, Premium, Sport | 6 Cyl 3.5L, 8 Cyl 5.0L
    • G35 | 2007-2008 | Journey, Leather, Premium, Sport, Sport Premium | 6 Cyl 3.5L
    • G37 | 2008-2009 | Journey, Leather, Leather Journey, Leather Premium, Premium, Sport, Sport Premium | 6 Cyl 3.5L, 6 Cyl 3.7L
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  • Infiniti Radiator Cap - 21430-79901
    Diagram for Infiniti Radiator Cap - 21430-79901
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-79901
    Other Name: Cap Assy-Radiator ; Cap Assy-Filler Replaced by: 21430-7999C
    $17.03 MSRP: $22.88
    You Save: $5.85 (26%)
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • FX35 | 2003-2008 | 6 Cyl 3.5L, 8 Cyl 4.5L
    • FX45 | 2003-2008 | 6 Cyl 3.5L, 8 Cyl 4.5L
    • G35 | 2005-2007 | Sport, Track | 6 Cyl 3.5L
    • M35 | 2006-2008 | Luxury | 6 Cyl 3.5L, 8 Cyl 4.5L
    • M45 | 2006-2008, 2003-2004 | Luxury, S, SP | 6 Cyl 3.5L, 8 Cyl 4.5L
    • Q45 | 2002-2006 | 8 Cyl 4.5L
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  • Infiniti Radiator Cap - 21430-01F02
    Diagram for Infiniti Radiator Cap - 21430-01F02
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-01F02
    Other Name: Cap Assembly-Radiator Replaced by: 21430-7999C
    $17.03 MSRP: $22.88
    You Save: $5.85 (26%)
    Add to Cart
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    Fits the following Infiniti Models:
    • G20 | 1999-2002, 1995-1996 | Base, Leather, T/L, Touring | 4 Cyl 2.0L
    • G35 | 2003-2006 | Basic, Sport, Track | 6 Cyl 3.5L
    • I30 | 1996-2001 | Base, Sport, T/Pack | 6 Cyl 3.0L, 6 Cyl 3.5L
    • I35 | 2002-2004 | Base, Sport, T/Pack | 6 Cyl 3.0L, 6 Cyl 3.5L
    • J30 | 1995-1997 | 6 Cyl 3.0L
    • Q45 | 1995-1996 | BAS, LUX, TS | 8 Cyl 4.5L
    • QX4 | 1997-2003 | LE | 6 Cyl 3.3L, 6 Cyl 3.5L
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  • Infiniti Radiator Cap - 21430-D991A
    Diagram for Infiniti Radiator Cap - 21430-D991A
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-D991A
    Other Name: Cap Assembly-Radiator
    Manufacturer Note: F/RESERVE TANK CAP
    Replaced by: 21430-D999A
    $20.83 MSRP: $28.00
    You Save: $7.17 (26%)
    Add to Cart
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    Fits the following Infiniti Models:
    • JX35 | 2013 | Base, Premium | 6 Cyl 3.5L
    • M35 | 2008-2010 | Advanced Technology, Base, Premium, Sport, Sport Advanced Technology, Sportec, Technology | 6 Cyl 3.5L
    • M45 | 2008-2010 | Advanced Technology, Base, Premium, Sport, Sport Advanced Technology, Sportec, Technology | 6 Cyl 3.5L
    • QX56 | 2011-2013 | LE/High, Premium | 8 Cyl 5.6L
    • QX60 | 2014-2019 | Base, Comfort, Mid, Premium | 4 Cyl 2.5L, 6 Cyl 3.5L
    • QX80 | 2014-2019 | LE/High, Premium | 8 Cyl 5.6L
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  • Infiniti Radiator Cap - 21430-7S001
    Diagram for Infiniti Radiator Cap - 21430-7S001
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-7S001
    Other Name: Cap Assembly-Radiator; Radiator Cap Replaced by: 21430-ZZ00A
    $8.56 MSRP: $11.50
    You Save: $2.94 (26%)
    Add to Cart
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    Fits the following Infiniti Models:
    • QX56 | 2004-2010 | LE | 8 Cyl 5.6L
    Less Info
  • Infiniti Radiator Cap - 21430-01F01
    Diagram for Infiniti Radiator Cap - 21430-01F01
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-01F01
    Other Name: Cap-Reserve ; Cap Assy-Radiator Replaced by: 21430-7999C
    $17.03 MSRP: $22.88
    You Save: $5.85 (26%)
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • G20 | 1991-1996 | 4 Cyl 2.0L
    • I30 | 1996 | Base, T/Pack | 6 Cyl 3.0L
    • J30 | 1993-1996 | 6 Cyl 3.0L
    • M30 | 1990-1992 | Base, STD | 6 Cyl 3.0L EGI
    • Q45 | 1990-1996 | BAS, LUX, TS | 8 Cyl 4.5L
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  • Infiniti Radiator Cap - 21430-7995A
    Diagram for Infiniti Radiator Cap - 21430-7995A
    View related parts

    Infiniti Radiator Cap Assembly

    Part Number: 21430-7995A
    Other Name: Cap Assembly-Radiator Replaced by: 21430-7999C
    $17.03 MSRP: $22.88
    You Save: $5.85 (26%)
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • M35 | 2007-2010 | Advanced Technology, Base, Premium, Sport, Sport Advanced Technology, Sportec, Technology | 6 Cyl 3.5L, 8 Cyl 4.5L
    • M37 | 2013 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    • M45 | 2007-2010 | Advanced Technology, Base, Premium, Sport, Sport Advanced Technology, Sportec, Technology | 6 Cyl 3.5L, 8 Cyl 4.5L
    • M56 | 2013 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    • Q70 | 2014-2019 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    • Q70L | 2015-2019 | Base, Premitec, SportPre, SportTec | 6 Cyl 3.7L
    View More
    Less Info
  • Infiniti Radiator Cap - 21430-8995A
    Diagram for Infiniti Radiator Cap - 21430-8995A
    View related parts

    Infiniti Radiator Cap Assembly

    Part Number: 21430-8995A
    Other Name: Cap Assembly-Radiator
    Manufacturer Note: F/WATER OUTLET
    Replaced by: 21430-8999C
    $20.39 MSRP: $21.52
    You Save: $1.13 (6%)
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • EX35 | 2008-2009 | Base, Leather | 6 Cyl 3.5L
    • G35 | 2008 | Journey, Leather, Premium, Sport, Sport Premium | 6 Cyl 3.7L
    • G37 | 2008-2010 | Base, Journey, Leather, Leather Journey, Leather Premium, Premium, Sport, Sport Premium | 6 Cyl 3.7L
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    Less Info
  • Infiniti Radiator Cap - 21430-1P111
    Diagram for Infiniti Radiator Cap - 21430-1P111
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-1P111
    Other Name: Cap Assembly-Radiator; Radiator Cap
    $13.24 MSRP: $19.18
    You Save: $5.94 (31%)
    Add to Cart
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    Fits the following Infiniti Models:
    • Q45 | 1997-2001 | L, LV | 8 Cyl 4.1L
    Less Info
  • Infiniti Radiator Cap - 21430-4GA0A
    Diagram for Infiniti Radiator Cap - 21430-4GA0A
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    Infiniti Radiator Cap Assembly

    Part Number: 21430-4GA0A
    Other Name: Cap Assembly-Radiator; Cap, Reservoir Cap
    $32.61 MSRP: $44.18
    You Save: $11.57 (27%)
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • Q50 | 2015-2019 | Base, Luxury, Premium, Sports, Sports Performance | 4 Cyl 2.0L Turbo
    • Q60 | 2017-2019 | Base, Premium | 4 Cyl 2.0L
    Less Info
  • Infiniti Radiator Cap - 21310-90C0N
    Diagram for Infiniti Radiator Cap - 21310-90C0N
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    Infiniti Radiator Cap Assembly

    Part Number: 21310-90C0N
    Other Name: Cap Assembly-Radiator; Cap, Reservoir Cap
    $33.92 MSRP: $45.97
    You Save: $12.05 (27%)
    Add to Cart
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    Fits the following Infiniti Models:
    • QX30 | 2017-2019 | Base, Comfort, Premium, Sport-Plus City Black, Xover-Cafe Teak | 4 Cyl 2.0L
    Less Info
  • Infiniti Radiator Cap - 21712-ZN50A
    Diagram for Infiniti Radiator Cap - 21712-ZN50A
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    Infiniti Cap

    Part Number: 21712-ZN50A
    Other Name: Cap-Reservoir Tank; Reservoir Cap
    $18.66 MSRP: $25.08
    You Save: $6.42 (26%)
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • JX35 | 2013 | Base, Premium | 6 Cyl 3.5L
    • QX60 | 2014-2020 | Base, Comfort, Mid, Premium | 4 Cyl 2.5L, 6 Cyl 3.5L
    Less Info
  • Infiniti Radiator Cap - 21430-AX60A
    Diagram for Infiniti Radiator Cap - 21430-AX60A
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    Infiniti Cap-Reservoir Tank

    Part Number: 21430-AX60A
    Other Name: Cap, Reservoir Cap
    $20.01 MSRP: $26.90
    You Save: $6.89 (26%)
    Add to Cart
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    Fits the following Infiniti Models:
    • QX50 | 2019-2021 | Autogrph, Essential, Luxe, Pure, Sensory | 4 Cyl 2.0L Turbo
    Less Info
  • Infiniti Radiator Cap - 21430-60U00
    Diagram for Infiniti Radiator Cap - 21430-60U00
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    Infiniti Filler Cap Assembly

    Part Number: 21430-60U00
    Other Name: Cap Assy-Filler
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    Fits the following Infiniti Models:
    • Q45 | 1990-1992 | BAS, LUX, TS | 8 Cyl 4.5L
    Less Info
  • Infiniti Radiator Cap - 21430-1P105
    Diagram for Infiniti Radiator Cap - 21430-1P105
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    Infiniti Filler Cap Assembly

    Part Number: 21430-1P105
    Other Name: Cap Assy-Filler Replaced by: 21430-1P106
    More Info
    Fits the following Infiniti Models:
    • Q45 | 1991-1996 | BAS, LUX, TS | 8 Cyl 4.5L
    Less Info
  • Infiniti Radiator Cap - 21430-D999A
    Diagram for Infiniti Radiator Cap - 21430-D999A
    View related parts

    Infiniti Radiator Cap Assembly

    Part Number: 21430-D999A
    Other Name: Cap Reserve Tank ; Cap Assy-Radiator; Cap, Radiator Cap, Reservoir Cap Replaces: 21430-D991A
    More Info
    Fits the following Infiniti Models:
    • JX35 | 2013 | Base, Premium | 6 Cyl 3.5L
    • M35 | 2008-2010 | Advanced Technology, Base, Premium, Sport, Sport Advanced Technology, Sportec, Technology | 6 Cyl 3.5L
    • M45 | 2008-2010 | Advanced Technology, Base, Premium, Sport, Sport Advanced Technology, Sportec, Technology | 6 Cyl 3.5L
    • QX56 | 2011-2013 | LE/High, Premium | 8 Cyl 5.6L
    • QX60 | 2014-2020 | Base, Comfort, Mid, Premium | 4 Cyl 2.5L, 6 Cyl 3.5L
    • QX80 | 2014-2022 | LE/High, Premium | 8 Cyl 5.6L
    View More
    Less Info