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Parts for your 2021 Lexus Is-Engine oil

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Penrite Diesel Winter Fuel Treatment 375ml - ADDWFT375

Penrite Diesel Winter Fuel Treatment 375ml - ADDWFT375

$28
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Mobil Agri Super 15W-40 Engine Oil 20L - 135107

Mobil Agri Super 15W-40 Engine Oil 20L - 135107

$255
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Repco Marine 4 Stroke Outboard Engine Oil 5L - RSSMOB4S-5

Repco Marine 4 Stroke Outboard Engine Oil 5L - RSSMOB4S-5

$89
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Explore 4WD & Adventure

CRC 556 Marine 420ml - 1751839
CRC

CRC 556 Marine 420ml - 1751839

$22
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Morey's Oil Stabiliser 5L - MOS5L
Clearance

Morey's Oil Stabiliser 5L - MOS5L

$108
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Motortech Water Dispersant Spray 350g - MT002

Motortech Water Dispersant Spray 350g - MT002

$9
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Wynns Engine Flush 325ml

Wynns Engine Flush 325ml

$41
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Castrol Cutter Bar & Chain Oil 4L - 3364186

Castrol Cutter Bar & Chain Oil 4L - 3364186

$58
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Repco Oil Stabiliser 1L - ROS1L

Repco Oil Stabiliser 1L - ROS1L

$36
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Castrol OUTBOARD 2T 2 Stroke Oil 4L - 3377729

Castrol OUTBOARD 2T 2 Stroke Oil 4L - 3377729

$66
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Repco Small Engine 4 Stroke  5L

Repco Small Engine 4 Stroke 5L

$98
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Toledo Engine Oil Pressure Tester Kit - 304400

Toledo Engine Oil Pressure Tester Kit - 304400

$546
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Rislone High Mileage Compression Repair 500ml - 4447

Rislone High Mileage Compression Repair 500ml - 4447

$38
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Repco Oil Filter Wrench 3 Jaw - RST177

Repco Oil Filter Wrench 3 Jaw - RST177

$39
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T&E Tools Oil Filter Wrench with Nylon Strap

T&E Tools Oil Filter Wrench with Nylon Strap

$22
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Repco Fuel System Cleaner 500mL - RFSC500

Repco Fuel System Cleaner 500mL - RFSC500

$35
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Repco Lifter Free & Tune Up 300mL - RLFTU

Repco Lifter Free & Tune Up 300mL - RLFTU

$33
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Repco Swivel Oil Filter Wrench Large - RST171

Repco Swivel Oil Filter Wrench Large - RST171

$36
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Chemtech CT14 Engine and Bilge Degreaser 5L - CT14-5L

Chemtech CT14 Engine and Bilge Degreaser 5L - CT14-5L

$99
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CRC Long Life Anti Rust 300g - 3097
CRC

CRC Long Life Anti Rust 300g - 3097

$38
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WD40 Multi Purpose Lubricant 255g - WD61152

WD40 Multi Purpose Lubricant 255g - WD61152

$19
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Repco Aluminium Oil Filter Wrench - RST245

Repco Aluminium Oil Filter Wrench - RST245

$42
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Chemtech CT14 Engine & Bilge Degreaser 1Ltr - CT14-1L

Chemtech CT14 Engine & Bilge Degreaser 1Ltr - CT14-1L

$32
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Toledo Oil Filter Remover 3-Jaw 60-125mm - 305021

Toledo Oil Filter Remover 3-Jaw 60-125mm - 305021

$46
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Castrol OUTBOARD 2T 2 Stroke Oil 1L - 3377726

Castrol OUTBOARD 2T 2 Stroke Oil 1L - 3377726

$45
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Toledo Oil Filter Wrench 95mm - 305127

Toledo Oil Filter Wrench 95mm - 305127

$26
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Showing 196 - 234 of 322 products

Engine Oil for the 2021 Lexus IS: What You Need to Know

The 2021 Lexus IS definitely relies on engine oil as a vital component for its engine's performance and longevity. Engine oil is a must-have for the 2021 Lexus IS because it keeps the engine running smoothly and prevents wear and tear on its internal parts. Without engine oil, the engine would quickly overheat and suffer serious damage from friction and heat buildup.

Engine oil serves several important purposes in the 2021 Lexus IS. Primarily, it lubricates all the moving parts inside the engine, like the pistons, crankshaft and camshaft, helping them glide over each other rather than grind together. This lubrication reduces friction, which in turn minimises heat and wear. The oil also helps to cool the engine by carrying heat away from parts that get extremely hot when running.

Aside from lubrication and cooling, engine oil also plays a key role in cleaning the engine. As it circulates through the engine, the oil picks up dirt, tiny bits of metal, and combustion by-products. The oil then carries these contaminants to the oil filter, which traps and removes them. This cleaning action helps prevent sludge buildup and keeps the engine parts functioning properly.

Another crucial job of engine oil is sealing. It creates a thin barrier between cylinder walls and piston rings, improving engine compression and overall efficiency. Plus, modern engine oils often contain additives that help prevent corrosion and reduce oxidation, which protects the engine from rust and sludge formation over time.

For the Lexus IS, using the right type of engine oil is essential. Lexus typically recommends synthetic or synthetic blend oils that meet specific viscosity grades, like 0W-20, which work best with the engine's design. The chosen oil needs to provide the correct balance of flow at cold start-up temperatures and maintain viscosity under high operating heat. Using the proper oil ensures optimal engine performance, fuel economy and emissions control.

Maintaining the engine oil in the 2021 Lexus IS is an important part of regular servicing. Oil degradation happens naturally as the engine runs, due to heat and contaminants mixing into the oil. Over time, the oil loses its effectiveness and needs to be replaced. Skipping oil changes or running old, dirty oil can lead to reduced engine efficiency, increased wear and even engine failure.

Lexus generally advises oil changes every 10,000 to 15,000 kilometres or annually, whichever comes first. However, it can be a good idea to check and change the oil more frequently if the car is driven in harsh conditions, such as extreme temperatures, heavy traffic, or dusty environments. Regular oil checks can help catch any issues early and confirm the oil level is topped up properly.

When replacing oil, it is important to also change the oil filter to remove trapped debris and prevent it from recirculating. Service centres or DIY enthusiasts servicing a 2021 Lexus IS should always use OEM parts or compatible high-quality filters and oils to maintain the warranty and protect engine health.

Performing timely oil changes might seem like a small thing, but it's one of the easiest ways to extend the life of the Lexus IS's engine. Fresh oil keeps the engine parts well lubricated and clean, allowing the car to run efficiently and smoothly. This means better fuel economy, lower emissions and ultimately fewer costly repairs down the road.

Overall, engine oil is absolutely relevant and necessary for the 2021 Lexus IS. It acts as the lifeblood for the engine and plays multiple roles from lubrication and cooling to cleaning and protection. Keeping up with the recommended oil change intervals, using the right oil grade and quality filters, and checking oil levels regularly are all key steps for making the most out of your Lexus IS engine performance and durability.