2003 Nissan Altima Thermostats & Parts

Replacement Thermostats
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2.5L
3.5L
  • MotoRad® - Engine Coolant Thermostat
    MotoRad®Engine Coolant Thermostat
    0
    # 5738922068
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat by MotoRad®. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high-quality product used in their...
    Offer precise pressure controlEnsure the proper fit
    $5.75 - $29.61
  • Original (OEM) - Engine Cooling Parts
    Original (OEM)Engine Cooling Parts
    0
    No matter the type of vehicle you drive, its heart needs efficient cooling to perform reliably. This is why all vehicles come with a cooling system that prevents the engine from overheating and allows it to operate within a safe...
  • Gates® - OE Type Engine Coolant Thermostat
    Gates®OE Type Engine Coolant Thermostat
    1
    # 1216395892
    Nissan Altima 2.5L 2003, OE Type Engine Coolant Thermostat by Gates®. With Seal. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost attention to detail and...
    Map Controlled - Bolt-on solution with included sensor that links to the engine control unitSame easy installation as standard ITH
    $13.38 - $25.30
  • Nissan OE - Cooling - Water Pump (2.5L)
    Nissan OECooling - Water Pump (2.5L)
    0
    # 2660722087
    Nissan Altima 2.5L 2003, Cooling - Water Pump by Nissan OE. Rely on superior-grade Nissan OE parts to maintain your Nissan and keep it in like-new condition for a long time. Made to strict standards of quality using innovative technology...
    Genuine Nissan OEM part that offers superior quality and fitmentEngineered and tested to meet all Nissan standards
    $8.85 - $127.27
  • TRQ® - Engine Coolant Thermostat Housing Assembly
    Save 6%
    TRQ®Engine Coolant Thermostat Housing Assembly
    0
    # mpn4818436850
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat Housing Assembly by TRQ®. Rely on the TRQ engine coolant thermostat housing assembly to help bring down damaging hot engine temperatures and prevent overheating. Made to OEM...
    Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part
    $38.49
    $40.95Save $2.46 (6%)
  • Beck Arnley® - Engine Coolant Thermostat and Housing Assembly with Gasket/Seal
    Beck Arnley®Engine Coolant Thermostat and Housing Assembly with Gasket/Seal
    0
    # mpn4722874076
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat and Housing Assembly with Gasket/Seal by Beck Arnley®. Temperature: 180F. For one hundred years, Beck Arnley has been providing premium OE quality parts for vehicles. Beginning with...
    OE quality products from top original equipmentTop quality materials
    $16.76
  • Mahle® - Engine Coolant Thermostat and Housing Assembly
    Mahle®Engine Coolant Thermostat and Housing Assembly
    0
    # mpn4666037217
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat and Housing Assembly by Mahle®. Temperature: 82C. Want to keep your engine from overheating? Replace your faulty engine coolant thermostat with this high-quality Mahle thermostat...
    Proven to keep engine coolant temperature at an optimal levelCrafted from the finest materials for exceptional dependability
    $35.41
  • MotoRad® - Engine Coolant Thermostat and Housing Assembly
    MotoRad®Engine Coolant Thermostat and Housing Assembly
    0
    # 5738967776
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat and Housing Assembly by MotoRad®. State-of-the-art equipment, strict quality control, and functional testing to each thermostat ensure customers that they can trust the high quality...
    Offer precise pressure controlEnsure the proper fit
    $26.25 - $30.14
  • Gates® - Engine Coolant Thermostat with Housing and Seal
    Gates®Engine Coolant Thermostat with Housing and Seal
    0
    # mpn119856131
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat with Housing and Seal by Gates®. Temperature: 180F. If you want to keep your vehicle safe on the road for many years to come, go with this Gates product. Developed with the utmost...
    Provides adaptive, on-demand engine coolingAllows ECU to regulate engine temperatures
    $40.38
  • Beck Arnley® - Engine Coolant Thermostat
    Beck Arnley®Engine Coolant Thermostat
    0
    # 5739011287
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat by Beck Arnley®. For one hundred years, Beck Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import...
    OE quality products from top original equipmentTop quality materials
    $9.58 - $17.37
  • Mishimoto® - Low-Temperature Thermostat
    Mishimoto®Low-Temperature Thermostat
    4
    # mpn2265217
    Nissan Altima 2.5L 2003, Racing Aluminum Low-Temperature Thermostat by Mishimoto®. Temperature: 177F. Mishimoto racing thermostats promote greater cooling efficiency by significantly decreasing high engine temperatures resulting from...
    $85.95
  • MotoRad® - Fail Safe™ Series Thermostat
    MotoRad®Fail Safe™ Series Thermostat
    0
    # 5739048359
    Nissan Altima 2.5L 2003, Fail Safe™ Series Thermostat by MotoRad®. Fail-Safe Thermostats offer premium, patented technology for superior protection over any thermostat on the market. Only Fail-Safe is designed to lock in the open...
    $11.94 - $47.33
  • Stant® - OE Type Engine Coolant Thermostat
    Stant®OE Type Engine Coolant Thermostat
    0
    # 5241082400
    Nissan Altima 2.5L 2003, OE Type Engine Coolant Thermostat by Stant®. With 1 Seal and without Gaskets, Check Valves. Stant Coolant Temperature Sensor, which can be found as original equipment on most major nameplates, is the perfect...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $5.37 - $10.00
  • Genuine® - Engine Coolant Thermostat
    Genuine®Engine Coolant Thermostat
    0
    # mpn4809498468
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat by Genuine®. If your engine cooling system is in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto...
    Designed to restore your vehicle’s engine cooling systemGenuine OE replacement parts from the OE manufacturer
    $49.98
  • MotoRad® - UltraStat™ Series Thermostat
    MotoRad®UltraStat™ Series Thermostat
    0
    # mpn4714031998
    Nissan Altima 2.5L 2003, UltraStat™ Series Thermostat by MotoRad®. Location: at Water Inlet / at Water Outlet. Temperature: 185/205F. The new MotoRad UltraStat® thermostats are an innovative line offering many features and benefits...
    $58.68
  • Mahle® - Engine Coolant Thermostat
    Mahle®Engine Coolant Thermostat
    0
    # mpn4561659660
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat by Mahle®. Temperature: 82C. Want to keep your engine from overheating? Replace your faulty engine coolant thermostat with this high-quality Mahle thermostat engineered to deliver...
    Proven to keep engine coolant temperature at an optimal levelCrafted from the finest materials for exceptional dependability
    $15.56
  • AISIN® - Engine Coolant Thermostat
    AISIN®Engine Coolant Thermostat
    1
    # 5738921280
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat by AISIN®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $14.07 - $14.63
  • Stant® - Engine Coolant Thermostat and Housing Assembly
    Stant®Engine Coolant Thermostat and Housing Assembly
    2
    # mpn1934716
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat and Housing Assembly by Stant®. Quantity: 3 Bolt Hole. Temperature: 180F. Get fast engine warm-up and dependable engine operating temperature with a Stant thermostat. Stant’s...
    Quality construction ensures exact fit and prolonged service lifeStainless steel bridge with channel-design for strength and rigidity
    $35.86
  • AISIN® - Engine Coolant Thermostat and Housing
    AISIN®Engine Coolant Thermostat and Housing
    0
    # mpn4636629862
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat and Housing by AISIN®. Temperature: 180F. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with...
    OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
    $34.32
  • Facet® - Engine Coolant Thermostat
    Facet®Engine Coolant Thermostat
    0
    # 5738971746
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat by Facet®. Facet products are designed, manufactured, and tested internally and the external works are entrusted to selected partners that operate in an integrated manner with Facet...
    The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components
    $12.46 - $12.99
  • Meyle® - Engine Coolant Thermostat with Gasket
    Meyle®Engine Coolant Thermostat with Gasket
    0
    # mpn4666036797
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat with Gasket by Meyle®. Location: Main - Engine Block. Temperature: 82C. Keep your prized possession running at its optimum and enjoy a safe driving experience with top-of-the-line Meyle...
    Designed to make your vehicle perform at its optimal levelManufactured from high-strength materials for long-lasting durability
    $15.73
  • NTC® - Engine Coolant Thermostat with Gasket
    NTC®Engine Coolant Thermostat with Gasket
    0
    # mpn4617539697
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat with Gasket by NTC®. Temperature: 95C. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $28.93
  • Beck Arnley® - Engine Coolant Thermostat Gasket
    Beck Arnley®Engine Coolant Thermostat Gasket
    0
    # mpn4722873954
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat Gasket by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory...
    Rubber or Graphite impregnated for extreme temperature resistanceWire reinforced for radial strength and the Micro sealing provides a positive seal
    $2.16
  • AISIN® - Engine Coolant Thermostat Gasket
    AISIN®Engine Coolant Thermostat Gasket
    0
    # 5738771246
    Nissan Altima 2003, Engine Coolant Thermostat Gasket by AISIN®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $2.86 - $5.32
  • Stant® - Engine Coolant Thermostat Gasket
    Stant®Engine Coolant Thermostat Gasket
    0
    # mpn4638523951
    Nissan Altima 3.5L Replaces 25191 2003, Engine Coolant Thermostat Gasket by Stant®. Cut installation time by as much as 50% with Stat Lok® adhesive backed thermostat gaskets. They’ll hold the thermostat in place, leaving your hands...
    Gaskets are cut to specific application requirementsStat Lok® Gaskets have adhesive backs to aid installation
    $1.39
  • Facet® - Engine Coolant Thermostat Seal
    Facet®Engine Coolant Thermostat Seal
    0
    # 5738777585
    Nissan Altima 2.5L 2003, Engine Coolant Thermostat Seal by Facet®. Facet products are designed, manufactured, and tested internally and the external works are entrusted to selected partners that operate in an integrated manner with...
    The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components
    $3.15 - $3.45
  • DIY Solutions® - Engine Coolant Thermostat Seal
    Save 9%
    DIY Solutions®Engine Coolant Thermostat Seal
    0
    # mpn4830643769
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat Seal by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for....
    Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again
    $14.80
    $16.27Save $1.47 (9%)
  • Nippon Reinz® - Engine Coolant Thermostat Gasket
    Nippon Reinz®Engine Coolant Thermostat Gasket
    0
    # mpn4774264686
    Nissan Altima 3.5L 2003, Engine Coolant Thermostat Gasket by Nippon Reinz®. Location: Thermostat Assembly to Engine. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine...
    Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
    $3.34


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2003 Nissan Altima Thermostats Reviews

1 review
Engine temperature stays normal, finally no more overheating.
Posted by Rob (Phoenix) / May 02, 20242005 Nissan Altima
2003 Nissan Altima Models
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