2025 Nissan Altima Engine Cooling Parts

Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:

• 100% tested for reliable performance
• Durable housing features precisely machined mounting surface for proper sealing and fitment
• Equipped with weep chamber or similar feature to help prevent unnecessary replacement
• Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
• All gaskets or seals necessary for water pump are included
• This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
• This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
• This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components

Carquest Premium drive motor inverter cooler water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:

• Built to meet or exceed OE fit, form and function
• All components necessary for installation are supplied with pump
• 100% tested for reliable performance
• Follow all enclosed instructions to maximize pump life and validate warranty

Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:

• 100% tested for reliable performance
• Durable housing features precisely machined mounting surface for proper sealing and fitment
• Equipped with weep chamber or similar feature to help prevent unnecessary replacement
• Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
• All gaskets or seals necessary for water pump are included
• This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
• This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
• This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components

Hitachi’s Water Pump (WUPs) are crucial to the cooling system preventing your vehicle from overheating! With a cast aluminum housing to keep weight down and machined steel internals Hitachi’s WUPs ensure durability with high thermal efficiency. Efficient impeller and flow path designs provide optimal coolant flow and pressure the cooling system. All steel components are powder coated for rust prevention. Each WUP comes with the correct o-ring(s). gasket(s) and/or stud(s) when applicable so there is nothing else to purchase. Designed to meet the exact needs of each specific vehicle, Hitachi’s Water Pumps are the premium choice. Hitachi is a Tier One OE supplier to the largest automobile manufacturers globally, delivery industry leading quality, and exceeding customer expectations with our products and service. Hitachi is bringing that same knowledge and expertise to the premium products we deliver in the Aftermarket because Quality Matters. Cooling the area around the cylinders is critical to the life of your engine. At the heart of the cooling system, Hitachi’s water pump delivers the crucial element to maintain the engine’s temperature and prevent seizing.

Product Features:

• O-ring(s)/Gasket(s)/Stud Bolt(s) included when applicable 
• Designed to ensure optimal circulation; Keeps the engine running cool.
• Hitachi is a Tier 1 OE supplier for water pumps 
• 100% NEW, never remanufactured 
• Meets the OE performance and durability standards for this application 
• Cast aluminum housing with machined steel internals for lightweight, durability, and high thermal efficiency 
• Efficient impeller and flow path designs provide optimal coolant flow and pressure 
• All steel components powder coated for rust prevention 

Driveworks Remanufactured Water Pumps offer a complete replacement part solution, with application coverage spanning from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed O.E.M. performance, providing you a quali

Product Features:

• 100% leak tested and hub-pull tested to promote a long, trouble-free performance life
• Designed and manufactured with new, high-quality unitized seals from OE suppliers to ensure long, trouble-free performance
• Each unit uses the proper bearing design as specified by the OE manufacturer to meet the specific radial torque and axial load requirements of each application to promote long bearing life and trouble-free performance
• Supplied with high-quality mounting gasket and other seals/gaskets as applicable per application to help complete the job
• Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling

Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:

• Maintains proper cooling system pressure
• Easy installation and removal
• 100% tested to ensure proper pressure and longevity
• Meets all OEM specifications

Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:

• Safety lever to vent coolant pressure before removal
• Maintains proper cooling system pressure
• Easy installation and removal
• 100% tested to ensure proper pressure and longevity
• Meets all OEM specifications

Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:

• Maintains proper cooling system pressure
• Easy installation and removal
• 100% tested to ensure proper pressure and longevity
• Meets all OEM specifications

Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:

• Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
• Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
• Seamless fit – reverse-engineered from the original equipment to fit perfectly
• Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership

Cracked or lost the original engine coolant reservoir cap? Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:

• Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
• Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
• Seamless fit – reverse-engineered from the original equipment to fit perfectly
• Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership

Carquest Premium coolant temperature sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry, Carquest Premium coolant temperature sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium coolant temperature sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:

• Designed to meet or exceed OE specifications for fit, form and function
• 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
• OE precision matched thermistor ensuring sensors match OE output resistances across all temperature positions
• O-rings, seals or thread sealant are included if required
• Weather-tight connectors prevent leaks and corrosion for longer life
• Extensive design validation testing and 100% end-of-line tested
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

The Engine Coolant Temperature Sensor determines the exact temperature of the engine coolant by sending an analog signal to the ECM to ensure proper air/fuel ratio along with proper operation of the cooling fans and temperature gauge. The Engine Coolant Temperature Sensor may be located on the cylinder head, engine block, thermostat housing or intake manifold. Reasons for replacement include, check engine light illumination, erratic or no temperature gauge operation, erratic or no cooling fan operation, and engine overheating.

Product Features:

• OE MATCHED: Wires and probe length match OE. Mounting clips included where applicable
• FASTER RESPONSE TIME: Thermal conductive grease inside brass housing increases sensor response time
• THE DIFFERENCE: Thread sealant/o-ring installed where applicable. Thermistor placement within the housing matches OE to ensure proper output. Proper thermal conductive grease to provide accurate temperature transfer to the thermistor

Delphi’s history is one of OE heritage and quality. Our global technical requirements include design specifications and validation testing based on over 100 years of OE experience. Our material selections, material thickness, and material types are built from OE specifications to exceed aftermarket expectations. We put in place strict manufacturing processes to ensure quality control in every part we make. Delphi’s pioneering spirit delivers innovative solutions designed to support the aftermarket in servicing the vehicles of today, and tomorrow.

Product Features:

• Delphi temperature sensors deliver accurate readings and optimal performance
• Delphi’s one-piece design and automated production process eliminates internal connectors and failure points
• Each sensor is electrically insulated to eliminate interference from other components in the vehicle
• Delphi temperature sensors are impervious to electrical noise and interference

Product Features:

• Designed to meet or exceed OE specifications for fit, form and function
• 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
• OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
• O-rings, seals or thread sealant are included if required
• Weather-tight connectors prevent leaks and corrosion for longer life
• Extensive design validation testing and 100% end-of-line tested
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

Product Features:

• Designed to meet or exceed OE specifications for fit, form and function
• 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
• OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
• O-rings, seals or thread sealant are included if required
• Weather-tight connectors prevent leaks and corrosion for longer life
• Extensive design validation testing and 100% end-of-line tested
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

Manufactured with OEM quality materials and safety standards by an OE Supplier. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:

• High grade stainless steel and copper construction
• Meets or exceeds OEM standards
• Consistent and precise response to cooling system needs
• Original equipment design for worry-free direct fit replacement
• 100% tested and calibrated

Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. With the enlarged Orpheus opening, this high flowing thermostat will allow for more gallons per second to flow. This will allow for the engine to cool down at a faster rate compared to the OE to allow for quick and precise cooling for your engine. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:

• Larger opening for increased coolant flow
• Increased strength and durability
• High grade stainless steel and copper construction
• Meets or exceeds OEM standards
• Consistent and precise response to cooling system needs
• 100% tested and calibrated

Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. With the enlarged Orpheus opening, this high flowing thermostat will allow for more gallons per second to flow. This will allow for the engine to cool down at a faster rate compared to the OE to allow for quick and precise cooling for your engine. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:

• Larger opening for increased coolant flow
• Increased strength and durability
• High grade stainless steel and copper construction
• Meets or exceeds OEM standards
• Consistent and precise response to cooling system needs
• 100% tested and calibrated

This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:

Product Features:
• Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
• Heavy gauge stainless steel components offer increased reliability and long-lasting durability
• Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
• AccuSpring Design for stable temperature control and increased cabin comfort

Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:

• High grade stainless steel and copper construction
• Meets or exceeds OEM standards
• Consistent and precise response to cooling system needs
• Original equipment design for worry-free direct fit replacement
• 100% tested and calibrated

Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:

• High grade stainless steel and copper construction
• Meets or exceeds OEM standards
• Consistent and precise response to cooling system needs
• Original equipment design for worry-free direct fit replacement
• 100% tested and calibrated

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

• Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

• All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
• MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
• MAHLE gaskets is the leader in Domestic, Asian and European applications
• The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

• Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design
• Manufactured for the sealing repair environment
• Validated for fit, form, and function
• Quality that you can trust

Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design
• Manufactured for the sealing repair environment
• Validated for fit, form, and function
• Quality that you can trust

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design
• Manufactured for the sealing repair environment
• Validated for fit, form, and function
• Quality that you can trust

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

• Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.