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Parts for your 2015 Lexus Is-Radiator

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Bar's Bugs Windscreen Cleaner 375ml - BB375

Bar's Bugs Windscreen Cleaner 375ml - BB375

$8
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Morey's Diesel Injector Cleaner 1L - MDIC

Morey's Diesel Injector Cleaner 1L - MDIC

$45
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Morey's Oil Stabiliser 1L - MOS

Morey's Oil Stabiliser 1L - MOS

$35
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Rislone High Mileage Compression Repair 500ml - 4447

Rislone High Mileage Compression Repair 500ml - 4447

$38
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Explore 4WD & Adventure

Morey's Injector Cleaner 250ml - MIC

Morey's Injector Cleaner 250ml - MIC

$17
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Trico Vision Washer Additive 500ml - A90020

Trico Vision Washer Additive 500ml - A90020

$14
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Flashlube Injector Cleaner 50mL - FI50MX20B

Flashlube Injector Cleaner 50mL - FI50MX20B

$6
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Toledo Coolant Filler Funnel Set - 305092

Toledo Coolant Filler Funnel Set - 305092

$224
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Chemtech Diesel Power Fuel Additive 1L - CDP-1L

Chemtech Diesel Power Fuel Additive 1L - CDP-1L

$112
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Euroquip Fuel System Conditioner 1L - B1LFS

Euroquip Fuel System Conditioner 1L - B1LFS

$128
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Repco Oil Stabiliser 1L - ROS1L

Repco Oil Stabiliser 1L - ROS1L

$36
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Flashlube Injector Cleaner 1L - FI1L
Clearance

Flashlube Injector Cleaner 1L - FI1L

$18
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Repco Petrol Booster & Cleaner 300mL - RPBC300

Repco Petrol Booster & Cleaner 300mL - RPBC300

$38
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Morey's Oil Stabiliser 5L - MOS5L
Clearance

Morey's Oil Stabiliser 5L - MOS5L

$108
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Penrite Pro Series Petrol Fuel Boost 500ml - PSPFB0005

Penrite Pro Series Petrol Fuel Boost 500ml - PSPFB0005

$77
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Rislone Petrol Fuel Treatment 500ml - 44700

Rislone Petrol Fuel Treatment 500ml - 44700

$43
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Repco Cooling System Pressure Test Kit - RST194

Repco Cooling System Pressure Test Kit - RST194

$368
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Flashlube Valve Saver Fluid 1L - FV1L

Flashlube Valve Saver Fluid 1L - FV1L

$43
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Penrite Diesel Fuel D-Tox 250ml - ADDTOX250
Clearance

Penrite Diesel Fuel D-Tox 250ml - ADDTOX250

$2
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Repco 3 Pc Hose Pinching Pliers Set - RST234

Repco 3 Pc Hose Pinching Pliers Set - RST234

$44
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Rislone Power Steering Repair 500ml - 44650

Rislone Power Steering Repair 500ml - 44650

$42
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Rain-X Glass Cleaner Trigger 680ml - 64 630018

Rain-X Glass Cleaner Trigger 680ml - 64 630018

$36
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Repco Engine Oil Stop Leak 300ml - RESL

Repco Engine Oil Stop Leak 300ml - RESL

$32
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T&E Tools Multi-Directional Hose Clamp Pliers

T&E Tools Multi-Directional Hose Clamp Pliers

$61
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Toledo Powerbar Impact Wrench - 301337

Toledo Powerbar Impact Wrench - 301337

$208
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Viper Brite Coil Cleaner 3.78L - RT300G

Viper Brite Coil Cleaner 3.78L - RT300G

$337
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Toledo Cooling System Tester Truck - 308380

Toledo Cooling System Tester Truck - 308380

$787
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T&E Tools Hose Pinch-Off Pliers - 250mm - 4256

T&E Tools Hose Pinch-Off Pliers - 250mm - 4256

$94
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T&E Tools Universal Automotive Thermometer

T&E Tools Universal Automotive Thermometer

$31
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Repco Radiator Stop Leak 500ml - RRADSTOP500
Clearance

Repco Radiator Stop Leak 500ml - RRADSTOP500

$2
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Showing 79 - 117 of 117 products

Understanding the Radiator in the 2015 Lexus IS

The 2015 Lexus IS is a popular luxury sedan known for its sporty performance and elegant design. Like most internal combustion engine vehicles, the 2015 Lexus IS is fitted with a radiator as a crucial component of its cooling system. The radiator plays an essential role in keeping the engine running smoothly and preventing overheating, especially during demanding driving conditions or hotter Aussie summers.

Simply put, the radiator in the 2015 Lexus IS works as a heat exchanger. Its job is to dissipate the heat generated by the engine to avoid any damage caused by excessive temperatures. The engine produces a lot of heat by burning fuel, and if that heat is not properly managed, it can lead to serious damage or even engine failure. That is where the radiator comes in, transferring heat from the engine coolant to the outside air.

The engine coolant, a mixture of water and antifreeze, circulates through the engine, absorbing heat. Once this heating has occurred, the hot coolant flows through the radiator, which consists of a series of thin tubes and fins designed to maximise surface area for cooling. Air flows over these fins, either naturally as the vehicle moves or aided by electric cooling fans, carrying away the heat. This cycle repeats continuously while the engine is running, ensuring the temperature stays within the manufacturer's recommended range.

Because the radiator is so critical, it's important that it is well maintained and in good working order as part of servicing the 2015 Lexus IS. Over time, radiators can develop leaks, become clogged with rust or sediment, or suffer physical damage from road debris. Any of these issues can reduce the cooling efficiency and potentially cause overheating, which is a common cause of engine problems.

Regular maintenance for the radiator typically includes checking coolant levels and quality. The coolant should be flushed and replaced according to the schedule outlined in the Lexus owner's manual, usually every two to three years. This ensures the coolant remains effective in absorbing heat and prevents corrosion within the radiator and cooling passages.

Inspecting the radiator for leaks, cracks, or blockages is also vital during servicing. Small leaks might show as damp spots under the car or visible coolant residue around the radiator or hoses. Catching these early can save significant repair costs down the track. Additionally, the radiator cap should be checked as it helps maintain the correct pressure in the system - a faulty cap can lead to overheating issues as well.

When it comes to replacement, if the radiator is damaged beyond repair or is severely clogged, it's best to replace it with an OEM or high-quality aftermarket radiator designed specifically for the 2015 Lexus IS. Modern radiators are made from aluminium and plastic, making them both lightweight and efficient. Installation should be done by a qualified mechanic to ensure all connections and seals are properly fitted, preventing leaks and ensuring perfect operation.

On the road, drivers of the 2015 Lexus IS should keep an eye on the temperature gauge on the dashboard. If the needle starts creeping into the red or if warning lights for the engine temperature come on, it could indicate a radiator or cooling system problem. Pulling over safely and allowing the engine to cool down is crucial before investigating further or seeking assistance. Continuing to drive with an overheating engine can cause serious damage.

Overall, the radiator is a fundamental component to the 2015 Lexus IS, helping maintain the longevity and performance of the engine. Treating radiator maintenance as a regular part of your vehicle's servicing schedule will ensure your Lexus stays cool under pressure, enjoying the powerful yet refined drive it was designed to deliver.