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Parts for your 2016 Lexus Is-Radiator

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Penrite Radiator Flush Additive 375mL - ADRF375

Penrite Radiator Flush Additive 375mL - ADRF375

$27
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Repco Cooling System Flush 300ml

Repco Cooling System Flush 300ml

$16
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Penrite Shift Eze 125ml - SHIFTEZE000125

Penrite Shift Eze 125ml - SHIFTEZE000125

$29
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Rislone Aluminium Radiator Stop Leak 479g - 41186

Rislone Aluminium Radiator Stop Leak 479g - 41186

$32
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Nulon Pro-Strength Diesel Turbo Cleaner 500ml - PDTC

Nulon Pro-Strength Diesel Turbo Cleaner 500ml - PDTC

$46
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Nulon Permanent Head Gasket Repair 750ml - PHGR-750

Nulon Permanent Head Gasket Repair 750ml - PHGR-750

$98
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Explore 4WD & Adventure

K-SEAL Ultimate Head Gasket Repair - K3501

K-SEAL Ultimate Head Gasket Repair - K3501

$102
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Lucas Heavy Duty Oil Stabilizer 946ml - 10001

Lucas Heavy Duty Oil Stabilizer 946ml - 10001

$40
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Penrite Radiator Stop Leak 375mL - ADRSL375

Penrite Radiator Stop Leak 375mL - ADRSL375

$30
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Nulon Gearbox Treatment 125ml - G70
Clearance

Nulon Gearbox Treatment 125ml - G70

$6
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Rislone Rear Main Seal Repair 500ml - 44240

Rislone Rear Main Seal Repair 500ml - 44240

$38
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Proma MBL8 Oil Concentrate 250ml - 50083

Proma MBL8 Oil Concentrate 250ml - 50083

$80
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One Shot Radiator Stop Leak - 20050

One Shot Radiator Stop Leak - 20050

$9
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Sealwell Coolant System Conditioner 2 Pack - T51012

Sealwell Coolant System Conditioner 2 Pack - T51012

$27
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Penrite Lifter and Tappet Fix 375ml - ADLTF375

Penrite Lifter and Tappet Fix 375ml - ADLTF375

$31
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Rislone Radiator Stop Leak 325mL - 41196

Rislone Radiator Stop Leak 325mL - 41196

$20
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Holts Wondarweld Cooling System Repair 250ml - HREP0062A

Holts Wondarweld Cooling System Repair 250ml - HREP0062A

$23
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Nulon Radiator Flush & Clean 300mL - R40
Clearance

Nulon Radiator Flush & Clean 300mL - R40

$18
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Nulon Radiator Stop Leak 300mL - R50

Nulon Radiator Stop Leak 300mL - R50

$21
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Nulon Engine Stop Smoke 500ml - SS
Clearance

Nulon Engine Stop Smoke 500ml - SS

$10
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Lubegard Shudder Fix 60ML - 19610

Lubegard Shudder Fix 60ML - 19610

$30
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Penrite Engine Boost+ 500ml - PSPEB0005
Clearance

Penrite Engine Boost+ 500ml - PSPEB0005

$10
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Nulon Engine Oil Stop Leak 300ml - ESL

Nulon Engine Oil Stop Leak 300ml - ESL

$39
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Rislone High Mileage Compression Repair 500ml - 4447

Rislone High Mileage Compression Repair 500ml - 4447

$38
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Nulon Diesel Injector Cleaner 300mL - DIC

Nulon Diesel Injector Cleaner 300mL - DIC

$34
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Rislone Head Gasket Fix 680g - 41111

Rislone Head Gasket Fix 680g - 41111

$101
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Prestone Radiator Flush / Cleaner 650ml - AS105Y

Prestone Radiator Flush / Cleaner 650ml - AS105Y

$24
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Penrite Radiator Oil Remover 375ml - ADROR375

Penrite Radiator Oil Remover 375ml - ADROR375

$35
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Rislone Super Radiator Flush 650mL - 41201

Rislone Super Radiator Flush 650mL - 41201

$24
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Wynn's Radiator Flush 325mL - 65332
Clearance

Wynn's Radiator Flush 325mL - 65332

$25
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Repco Radiator Stop Leak 500ml - RRADSTOP500
Clearance

Repco Radiator Stop Leak 500ml - RRADSTOP500

$2
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Flashlube Diesel Conditioner 50ml - FD50MX20B

Flashlube Diesel Conditioner 50ml - FD50MX20B

$7
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Lucas Power Steering Stop Leak 355mL - 10008

Lucas Power Steering Stop Leak 355mL - 10008

$44
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Showing 1 - 39 of 67 products

The Radiator in the 2016 Lexus IS: What It Does and Why Maintenance Matters

The 2016 Lexus IS is a sleek, sporty sedan that balances performance and luxury. Like most conventional petrol vehicles, it relies on a liquid cooling system to keep the engine running at the right temperature, which means it definitely uses a radiator. The radiator is a key component under the bonnet that plays a crucial role in making sure your 2016 Lexus IS performs reliably day in, day out.

So what exactly does the radiator do? Think of it as the engine's personal cooling system. When the engine runs, it generates a heap of heat. Without an effective way to dissipate this heat, the engine could overheat, leading to serious damage or even a complete breakdown. The radiator's job is to take the hot coolant that's been circulating through the engine and cool it down before sending it back to absorb more heat. It works like a heat exchanger, typically made up of thin tubes and fins that increase the surface area and allow air to pass through easily.

In the 2016 Lexus IS, the radiator sits at the front of the car, behind the grille. As the car moves forward, air flows through the grille and over the radiator, helping reduce the temperature of the hot coolant inside. The cooled coolant then cycles back into the engine block, absorbing more heat and repeating the process. This continuous cycle helps maintain the engine at a stable temperature, which optimises performance and prevents overheating.

For the 2016 Lexus IS, the radiator is part of a larger cooling system that includes the water pump, thermostat, cooling fans, and hoses. Each piece plays a role in making sure the cooling process is efficient and responsive to the engine's needs. But because the radiator is exposed to outside elements like dirt, bugs, and road debris, as well as the corrosive properties of coolant itself, it can wear out or become blocked over time.

Replacing or maintaining the radiator isn't something to overlook during regular servicing. You won't necessarily have to change the radiator often, but keeping an eye on its condition can save a lot of hassle and expense later on.

Here's why radiator maintenance matters for a 2016 Lexus IS owner:

  • Preventing Overheating: A clogged or leaking radiator reduces the cooling system's efficiency and could cause the engine to overheat, potentially leading to major repairs or engine failure.
  • Extending Engine Life: Consistent temperature control helps avoid unnecessary engine stress and wear, extending the life of your Lexus' motor.
  • Maintaining Performance: An optimally cooled engine runs smoother and uses fuel more efficiently, keeping your 2016 Lexus IS driving at its best.
  • Cost-Effectiveness: Regular checks can spot small leaks or blockages before they balloon into more expensive problems requiring a full radiator replacement.

When it comes to radiator replacement, several signs should prompt an owner to get it inspected:

  • Visible leaks underneath the car or around the radiator itself.
  • Temperature gauge regularly moving into the overheating zone.
  • Coolant levels dropping rapidly between fills.
  • Discoloured or rusty coolant inside the reservoir, indicating corrosion and possible radiator damage.
  • Unusual smells, such as a sweet or syrupy scent, which could signal leaking coolant.

If any of these signs show up, it's a good idea to take the 2016 Lexus IS to a trusted mechanic or Lexus dealer to have the radiator and entire cooling system thoroughly checked.

During routine service, mechanics will often perform a radiator flush - this means draining the old coolant and flushing out any debris or corrosion from the radiator and engine coolant passages. Once that's done, fresh coolant is added to keep everything working smoothly. This flush is typically recommended every couple of years or as advised in the vehicle's service manual.

One of the easiest ways 2016 Lexus IS owners can help maintain the radiator is by regularly checking the coolant level and condition. Top it up with the correct type of coolant as specified in the owner's manual, and avoid mixing different coolant types unless approved. Also, keeping an eye out for any radiator fan issues or unusual engine temperatures can help catch cooling system problems early.

A radiator might seem like a basic part, but it is absolutely vital to the 2016 Lexus IS' performance and longevity. By paying attention to radiator health, you're not only protecting your engine but also maintaining smooth, worry-free drives whether you're cruising around town or hitting the open road.