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.

16 Radiator Caps found

  • 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
    Your Price: $17.20
    Retail Price: $24.93
    You Save: $7.73
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    Fits the following Infiniti Models:
    • QX56 | 2004-2010 | LE | 8 Cyl 5.6L
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  • 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
    Your Price: $12.48
    Retail Price: $16.98
    You Save: $4.50
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    Fits the following Infiniti Models:
    • Q45 | 1997-2001 | L, LV | 8 Cyl 4.1L
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  • 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 CapReplaces: 21430-8995A
    Your Price: $14.76
    Retail Price: $20.08
    You Save: $5.32
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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 - 21430-7991B
    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
    Your Price: $17.63
    Retail Price: $23.98
    You Save: $6.35
    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-FillerReplaced by: 21430-7999C
    Your Price: $15.35
    Retail Price: $20.88
    You Save: $5.53
    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-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
    Your Price: $19.45
    Retail Price: $26.47
    You Save: $7.02
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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 | 2014-2019 | Base, Luxury, Luxury Upper, Premium, Sports, Sports Performance, Sports Upper, Upper | 6 Cyl 3.0L, 6 Cyl 3.5L, 6 Cyl 3.7L
    • Q60 | 2017-2019 | 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 | 2014-2019 | LE/High, Premium | 8 Cyl 5.6L
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  • Infiniti Radiator Cap - 21430-8995A
    Diagram for Infiniti Radiator Cap - 21430-8995A
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    Infiniti Radiator Cap Assembly
    Part Number: 21430-8995A
    Other Name: Cap Assembly-Radiator
    Manufacturer Note: F/WATER OUTLET
    Replaced by: 21430-8997A
    Your Price: $14.76
    Retail Price: $20.08
    You Save: $5.32
    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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  • 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-RadiatorReplaced by: 21430-7999C
    Your Price: $15.35
    Retail Price: $20.88
    You Save: $5.53
    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
    Your Price: $19.21
    Retail Price: $26.13
    You Save: $6.92
    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 - 21430-01F01
    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-RadiatorReplaced by: 21430-7999C
    Your Price: $15.35
    Retail Price: $20.88
    You Save: $5.53
    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 - 21430-60U00
    Diagram for Infiniti Radiator Cap - 21430-60U00
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    Infiniti Filler Cap Assembly
    Part Number: 21430-60U00
    Other Name: Cap Assy-Filler
    Your Price: $14.26
    Retail Price: $19.40
    You Save: $5.14
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • Q45 | 1990-1992 | BAS, LUX, TS | 8 Cyl 4.5L
    Less Info
  • Infiniti Radiator Cap - 21430-7995A
    Diagram for Infiniti Radiator Cap - 21430-7995A
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    Infiniti Radiator Cap Assembly
    Part Number: 21430-7995A
    Other Name: Cap Assembly-RadiatorReplaced by: 21430-7999C
    Your Price: $15.35
    Retail Price: $20.88
    You Save: $5.53
    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
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  • 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
    Your Price: $21.93
    Retail Price: $29.83
    You Save: $7.90
    Add to Cart
    More Info
    Fits the following Infiniti Models:
    • QX30 | 2017-2019 | Base, Comfort, Premium, Sport-Plus City Black, Xover-Cafe Teak | 4 Cyl 2.0L
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  • 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
    Your Price: $21.58
    Retail Price: $29.37
    You Save: $7.79
    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
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  • 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-FillerReplaced by: 21430-1P106
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    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
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    Infiniti Radiator Cap Assembly
    Part Number: 21430-D999A
    Other Name: Cap Reserve Tank ; Cap Assy-Radiator; Cap, Radiator Cap, Reservoir CapReplaces: 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 | 2014-2019 | Base, Comfort, Mid, Premium | 4 Cyl 2.5L, 6 Cyl 3.5L
    • QX80 | 2014-2019 | LE/High, Premium | 8 Cyl 5.6L
    View More
    Less Info

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About Infiniti Radiator Cap

An Infiniti Radiator Cap can't work normally forever, even you maintain it very well. As a luxury vehicle, you need a high quality OEM Infiniti Radiator Cap to fit it when you determine to replace the part. Our extensive inventory of Infiniti Radiator Caps are conveniently accessible through our complete online catalog with diagrams. Infiniti Parts Deal is a full line Infiniti parts department that sells only genuine Infiniti replacement parts.