Lexus NX300h Engine Cooling Parts

Your One-Stop Shop For Trusted Lexus NX300h Engine Cooling Parts

If you’re in search of Lexus NX300h Engine Cooling Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 23 Engine Cooling Parts from top brands with prices ranging from $1.49 to $737.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Cooling Parts for your Lexus NX300h. Of the 11 OEM and aftermarket parts brands we carry, some of the most popular are Permatex, FELPRO, and Carquest Premium.

And don’t forget to read customer reviews across all Engine Cooling Parts categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Engine Cooling Parts have to cost top dollar, and we prove it. Browse our top Lexus NX300h Engine Cooling Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Lexus NX300h Engine Cooling Parts

Koyo Cooling – Koyo Cooling Radiator (Part No.G1000657198KCS)

Koyo Cooling Radiator

from

$192.15
Plastic Tank / Aluminum Core Radiator Koyo radiators are available in plastic tank and aluminum core. The Nocolok brazing line keeps the highest quality standards, bringing you superior products you can rely on. The Koyo Cooling radiator has been engineered to the highest standards and incorporates application specific mounting locations for all fan shrouds, inlet-outlet hoses and top-bottom mounting pins, ensuring quick and pain-free installs.

Product Features:
  • All Aluminum Core and Plastic Tank
  • OE Style mounting brackets and hose connections
  • Integrated transmission oil cooler when applicable
  • Compact and lightweight
See More

Carquest Premium – Engine Coolant Reservoir Cap (Part No.10254)

Engine Coolant Reservoir Cap

from

$9.49
Manufactured to meet all OEM specifications. Designed to be easy to install and remove. Manufactured from high quality components with proper relief and vacuum valves. Quality tested to stand up to even the most demanding automotive cooling systems.

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

Permatex – High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ (Part No.82195)

High-Torque, High-Vibration RTV Silicone Gasket Maker, 13 OZ

from

$26.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
See More

Dorman – Radiator Fan Assembly: Dual, Cost Effective & Reliable (Part No.621-563)

Radiator Fan Assembly: Dual, Cost Effective & Reliable

from

$737.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles.
  • Complete package – assembly is designed with the same materials and components as the original part.
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
See More

Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

from

$38.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
See More

Stant – THERMOSTAT SEAL (Part No.27286)

THERMOSTAT SEAL

from

$1.49
THERMOSTAT SEAL

Sankei Switches – Engine Coolant Temperature Sensor (Part No.C6020243726SAK)

Engine Coolant Temperature Sensor

from

$33.13
The Sankei Switches Engine Coolant Temperature Sensor is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
See More

DENSO – Engine Coolant Temperature Sensor (Part No.193-1000)

Engine Coolant Temperature Sensor

from

$82.99
DENSO’s engine coolant temperatures sensors are manufactured to the strictest OE standards resulting in superior efficiency. OE quality with precise sensing elements. Exact fit which controls fuel injection ignition timing and transmission shifting.

Product Features:
  • OE technology adapted for the aftermarket
  • Reduces emissions, increased performance
  • Delivers the highest reliability and detection accuracy
See More

Felpro – Engine Coolant Thermostat Seal (Part No.35445)

Engine Coolant Thermostat Seal

from

$5.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Dorman – OE Solutions Coolant Reservoir – Expansion Tank (Part No.G1030960255DOR)

OE Solutions Coolant Reservoir - Expansion Tank

from

$266.93
Dorman’s Engine Coolant Recovery Tank is designed for enduring use. It resists the expansion and cracking that extreme temperature fluctuations can cause. Plus, the durable plastic construction prevents coolant fluid loss.

Product Features:
  • Comes with reservoir cap
  • Level sensor included (where applicable)
  • Direct replacement for a proper fit every time
  • Quality tested to ensure trouble-free installation and performance
See More

DENSO – First Time Fit Relay (Part No.P2020194560ND)

First Time Fit Relay

from

$25.84
An electrical relay is sort of a magical device: it takes a small electrical signal and uses it to manage a much more powerful current, permitting electrical systems to be both lighter and more dependable at the same time. DENSO has supplied quality relays to the OE automotive world for over 60 years. The very same performance and dependability are available across the replacement aftermarket with DENSO First Time Fit® relays. Engineered to meet the most stringent automaker standards for shock resistance, arcing, and thermal protection, DENSO auto relays feature the lowest return rates in the industry; that equals value for car owners and repair facilities alike

Product Features:
  • Lead-free, solderless construction prevents heat shock and arcing
  • Controlled contact force, self-adjusting air gap increase longevity of the internal parts
  • Industry-standard packaging and footprint
  • Low heat generation
  • Reduced electrical loads
  • Built to last
See More

Carquest Premium – Engine Water Pump (Part No.T1787)

Engine Water Pump

from

$159.99
The CARQUEST New Water Pump features all new, original equipment-quality components for proper fit and long-life performance. Each pump includes heavy-duty unitized bearings, pressed-on hubs, precision machined housings, unitized seals and optimal impeller clearance, plus all new water pumps are 100% factory tested to assure the highest quality product. Each unit is built to meet or exceed all Original Equipment specifications and is validated for fit, form, and function. Also, application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trust.

Product Features:
  • Durable housing features precisely machined mounting surfaces for proper sealing
  • All gaskets or seals necessary for installation are supplied with pump
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Follow all enclosed instructions to maximize pump life and validate warranty
See More

Aisan – Water Pump (Part No.G3000657203ASC)

Water Pump

from

$141.73
Water Pump

Permatex – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

from

$6.99
Permatex Water Pump & Thermostat RTV Silicone Gasket Maker is a noncorrosive, sensor-safe RTV silicone gasket material formulated for water pumps and thermostat housings. Permatex Water Pump & Thermostat has the highest water-glycol resistance available in an RTV silicone.

Product Features:
  • Sensor-safe, noncorrosive RTV silicone gasket material
  • Formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in RTV silicone
  • Superior adhesion and flexibility
  • Can be used as a gasket maker or dressing
See More

Carquest Premium – Thermostat (Part No.48128)

Thermostat

from

$8.79
Original equipment design provides exact fit and performance.

Product Features:
  • Precise fitting sealing edges prevent leakage and premature cooling.
  • Self-cleaning and self-aligning thermostat valve.
  • Stainless steel assembly and springs are engineered for long life and smooth performance.
See More

NTC – NTC Thermostat (Part No.G4000479844NTC)

NTC Thermostat

from

$32.12
NTC offers a full line of thermostats to replace your original equipment thermostat. This includes a wide variety of temperature ranges all designed to operate within OEM specifications.

Product Features:
  • Strict quality control, and functional testing
  • Self-cleaning and self-aligning thermostat valve
  • Original equipment design provides exact fit and performance
  • Precise sealing edges reduce leakage and premature cooling
  • Temperature sensitive heat motor provides consistent valve response for smooth performance and precise engine cooling
  • Stainless steel assembly and springs are engineered for long life
See More

Felpro – Engine Water Pump Gasket (Part No.36030)

Engine Water Pump Gasket

from

$12.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

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
See More

Carquest Premium – Coolant Housing/Water Outlet: (Part No.CH1097)

Coolant Housing/Water Outlet:

from

$63.99
Carquest Premium Thermostat Housings are manufactured with OEM quality materials and safety standards by an OE Supplier. This housing 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. The construction of this housing is improved over the OE design to fix and update any issues that the OE design may have had.

Product Features:
  • Easy, one step fit and installation
  • No special tools required
  • Meets or exceeds all OEM standards
  • Easy installation and removal
See More

Engine Cooling Parts Brands You Can Trust For Your Lexus NX300h

11 trusted brands of Engine Cooling Parts line our shelves, ready to help keep your Lexus NX300h running smooth. Below are some of the most popular brands and their top Engine Cooling Parts offerings:

Most Purchased Lexus NX300h Engine Cooling Parts from Permatex

When you buy the most frequently purchased Permatex brand Engine Cooling Parts, you can be confident it will be the right part for your Lexus NX300h. Here are the Permatex Engine Cooling Parts Advanced Auto customers buy the most:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Housing Gaskets
Engine Coolant Thermostat Seal
from $5.49
(76)
Engine Coolant Thermostat Seal
Thermostat and Water Outlet Gaskets

FAQs for Lexus NX300h Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the Lexus NX300h?

Out of 23 Engine Cooling Parts for the Lexus NX300h, the most popular in our inventory are:
Engine Coolant Thermostat Seal
from $5.49
(76)
Engine Coolant Thermostat Seal
Thermostat and Water Outlet Gaskets
Engine Coolant Reservoir Cap
from $9.49
(4)
Engine Coolant Reservoir Cap
Coolant Reservoir Caps
First Time Fit Relay
from $25.84
This product is not rated
First Time Fit Relay
Radiator Fan Control Relays

What are the top-rated Lexus NX300h Engine Cooling Parts?

Top-rated Engine Cooling Parts for your Lexus NX300h based on customer reviews/ratings are:
Thermostat
from $8.79
(9)
Thermostat
“Works great”
Engine Water Pump Gasket
from $6.79
(1)
Engine Water Pump Gasket
“This gasket works better than the one that comes with the Pump it is a better quality gasket and seals well”