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Castrol MAGNATEC 10W-30 Stop Start Engine Oil 5L - 3383268
Castrol MAGNATEC 10W-30 Stop Start Engine Oil 5L - 3383268
Castrol MAGNATEC 10W-30 Stop Start Engine Oil 5L - 3383268
Castrol MAGNATEC 10W-30 Stop Start Engine Oil 5L - 3383268

Castrol MAGNATEC 10W-30 Stop Start Engine Oil 5L - 3383268

Castrol MAGNATEC 10W-30 Stop Start Engine Oil 5L - 3383268

$68.00

(1,603 reviews)

Keep your engine protected right from the start with Castrol MAGNATEC 10W-30 Engine Oil. Designed with Intelligent Molecules that cling to engine parts like a magnet, this premium-grade 10W 30 engine oil delivers continuous protection in high-stress driving conditions, particularly during the critical warm-up period. Whether youre doing short city trips or long highway drives, Castrol Magnatec 5L provides a powerful layer of protection for your vehicle. This semi-synthetic10W-30 engine oil is specially engineered to reduce wear dramatically, offering up to 75% more engine protection during start-up compared to conventional oils. It adheres to vital components even when your engine is off, ensuring instant lubrication the moment you turn the key. With a 5-litre pack size, its the ideal choice for drivers who want reliable protection with fewer top-ups. Suitable for a wide range of petrol engines, Castrol Magnatec 10W-30 is formulated to meet the demands of modern driving, including stop-start traffic and harsh climates. It helps maintain engine cleanliness, reduces sludge build-up, and supports fuel efficiency, all while extending engine life. Whether you're servicing your daily driver or a family vehicle, this engine oil delivers dependable performance in every kilometre. Choose Castrol Magnatec 5L to give your engine the advantage of smart molecules and trusted Castrol performance. Its not just oil, its intelligent protection thats always ready when your engine needs it most.

Keep your engine protected right from the start with Castrol MAGNATEC 10W-30 Engine Oil. Designed with Intelligent Molecules that cling to engine parts like a magnet, this premium-grade 10W 30 engine oil delivers continuous protection in high-stress driving conditions, particularly during the critical warm-up period. Whether youre doing short city trips or long highway drives, Castrol Magnatec 5L provides a powerful layer of protection for your vehicle. This semi-synthetic10W-30 engine oil is specially engineered to reduce wear dramatically, offering up to 75% more engine protection during start-up compared to conventional oils. It adheres to vital components even when your engine is off, ensuring instant lubrication the moment you turn the key. With a 5-litre pack size, its the ideal choice for drivers who want reliable protection with fewer top-ups. Suitable for a wide range of petrol engines, Castrol Magnatec 10W-30 is formulated to meet the demands of modern driving, including stop-start traffic and harsh climates. It helps maintain engine cleanliness, reduces sludge build-up, and supports fuel efficiency, all while extending engine life. Whether you're servicing your daily driver or a family vehicle, this engine oil delivers dependable performance in every kilometre. Choose Castrol Magnatec 5L to give your engine the advantage of smart molecules and trusted Castrol performance. Its not just oil, its intelligent protection thats always ready when your engine needs it most.

(1,603 reviews)

Keep your engine protected right from the start with Castrol MAGNATEC 10W-30 Engine Oil. Designed with Intelligent Molecules that cling to engine parts like a magnet, this premium-grade 10W 30 engine oil delivers continuous protection in high-stress driving conditions, particularly during the critical warm-up period. Whether youre doing short city trips or long highway drives, Castrol Magnatec 5L provides a powerful layer of protection for your vehicle. This semi-synthetic10W-30 engine oil is specially engineered to reduce wear dramatically, offering up to 75% more engine protection during start-up compared to conventional oils. It adheres to vital components even when your engine is off, ensuring instant lubrication the moment you turn the key. With a 5-litre pack size, its the ideal choice for drivers who want reliable protection with fewer top-ups. Suitable for a wide range of petrol engines, Castrol Magnatec 10W-30 is formulated to meet the demands of modern driving, including stop-start traffic and harsh climates. It helps maintain engine cleanliness, reduces sludge build-up, and supports fuel efficiency, all while extending engine life. Whether you're servicing your daily driver or a family vehicle, this engine oil delivers dependable performance in every kilometre. Choose Castrol Magnatec 5L to give your engine the advantage of smart molecules and trusted Castrol performance. Its not just oil, its intelligent protection thats always ready when your engine needs it most.

Keep your engine protected right from the start with Castrol MAGNATEC 10W-30 Engine Oil. Designed with Intelligent Molecules that cling to engine parts like a magnet, this premium-grade 10W 30 engine oil delivers continuous protection in high-stress driving conditions, particularly during the critical warm-up period. Whether youre doing short city trips or long highway drives, Castrol Magnatec 5L provides a powerful layer of protection for your vehicle. This semi-synthetic10W-30 engine oil is specially engineered to reduce wear dramatically, offering up to 75% more engine protection during start-up compared to conventional oils. It adheres to vital components even when your engine is off, ensuring instant lubrication the moment you turn the key. With a 5-litre pack size, its the ideal choice for drivers who want reliable protection with fewer top-ups. Suitable for a wide range of petrol engines, Castrol Magnatec 10W-30 is formulated to meet the demands of modern driving, including stop-start traffic and harsh climates. It helps maintain engine cleanliness, reduces sludge build-up, and supports fuel efficiency, all while extending engine life. Whether you're servicing your daily driver or a family vehicle, this engine oil delivers dependable performance in every kilometre. Choose Castrol Magnatec 5L to give your engine the advantage of smart molecules and trusted Castrol performance. Its not just oil, its intelligent protection thats always ready when your engine needs it most.

$68.00 - $72.95

in 3 offers

The lowest price for Castrol MAGNATEC 10W-30 Stop Start Engine Oil 5L - 3383268 right now is $68.00 at Repco Auto Parts Smithfield, compared across 3 retailers.

The all-time low was $38.99 on 30 Nov 2025 — today's price is 74% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Prices last updated 7 June 2026.

Price comparison

Price data powered by pricesAPI.io

Last updated at 07/06/2026 13:24:06

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
Repco Auto Parts Smithfield

$68.00

Castrol Magnatec Stop-Start 10W-30 Engine Oil 5L - 3383268

Delivery $12

The Boss Shop

$69.63

MAG STOP START 10W30 5L - CHECK STOCK LEVEL - DISCONTINUED

Delivery between 11–19 June $25

Auto One Australia

$72.95

Castrol Magnatec Stop Start 10W30 Part Synthetic Engine Oil 5L 3383268

Free delivery

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

Bad quality oil, burned after 3 months of use
16 August 2020Ovan

originally posted on supercheapauto.com.au

This is one of the most common oils that dealerships are using today, my dealership used this oil on my 1.2 liters engine car, just to find out that the oil burned only after 3.000 kilometers of use within 3 months. My engine started pinging and rattling after using this oil. Problem got solved instantly after shanging to Valvoline synpower 5w-30.

Bargain priced oil for small engines
17 February 2023Troy

originally posted on supercheapauto.com.au

Works well, seems to keep the engine lubricated as no lights have popped on the dash. A weekly check on the dipstick shows the lovely honey colour still and no extra used. When on sale for under $30, this is fantastic value to us at home mid-service change blokes.

Castro Magnatec. Oils ain’t just oils, Sal.
10 July 2022Hummer29

originally posted on supercheapauto.com.au

Purchased while on discounted price. The vehicle has been losing oil at approx 1.5 litres a month.

Specification

Product dimensions20 x 10 x 35 cm; 5 Kilograms
Country of originMalaysia
Viscosity10w-30
Liquid volume5 Litres
Vehicle service typeCar

Price comparison

Updated 2 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
Repco Auto Parts Smithfield

$68.00

Castrol Magnatec Stop-Start 10W-30 Engine Oil 5L - 3383268

Delivery $12

The Boss Shop

$69.63

MAG STOP START 10W30 5L - CHECK STOCK LEVEL - DISCONTINUED

Delivery between 11–19 June $25

Auto One Australia

$72.95

Out of stock

Castrol Magnatec Stop Start 10W30 Part Synthetic Engine Oil 5L 3383268

Free delivery

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

Bad quality oil, burned after 3 months of use
16 August 2020

This is one of the most common oils that dealerships are using today, my dealership used this oil on my 1.2 liters engine car, just to find out that the oil burned only after 3.000 kilometers of use within 3 months. My engine started pinging and rattling after using this oil. Problem got solved instantly after shanging to Valvoline synpower 5w-30.

Ovan originally posted on supercheapauto.com.au
Bargain priced oil for small engines
17 February 2023

Works well, seems to keep the engine lubricated as no lights have popped on the dash. A weekly check on the dipstick shows the lovely honey colour still and no extra used. When on sale for under $30, this is fantastic value to us at home mid-service change blokes.

Troy originally posted on supercheapauto.com.au
Castro Magnatec. Oils ain’t just oils, Sal.
10 July 2022

Purchased while on discounted price. The vehicle has been losing oil at approx 1.5 litres a month.

Hummer29 originally posted on supercheapauto.com.au
Castrol Magnatec Stop-Start 10W-30
22 March 2021

I really like this oil. I’ve used it for the past 140,000 km in my Toyota RAV4. The oil seems to stay cleaner at 10k service intervals than other oils I’ve used. No complaints from the RAV4 either as it’s still going strong with 220k on the odometer. My tip is to try and find the bulk 20 litre drums as it’s much more economical.

James W originally posted on repco.com.au
Castrol No 1 lubricant
9 August 2020

I have been using Castrol lubricant’s even before I started my apprenticeship as a mechanic.Castrol super TT was the first Castrol product I ever purchased at the age of 14.37 years later I’m still using and highly recommend Castrol’s great range of products.Every vehicle I own are protected with Castrol’s superior range of products, from my work vehicle to my high performance vehicles.If you demand quality lubricants think Castrol.

Fich69 originally posted on supercheapauto.com.au
Good quality consistent oil at a good price
7 July 2022

I use this for my daughters petrol Pajero. It is well used. I also use it for all my Honda stationary engines: mower, chipper, and high pressure water cleaner.

originally posted on supercheapauto.com.au
Great quality engine oil
21 February 2023

Great brand good quality engine oil make my car run smooth and fuel saving; too costly if buy with original price better wait for discount or check with other auto part shop

Raymond originally posted on supercheapauto.com.au
Is is what it is
9 November 2021

I’m happy with this type of oil tho there is more superior out there but this is well priced for what it is and does a good job tho the only let down is the cover that needs to be peeled away that is under the cap when it is opened. It can become really messy if not removed properly and a high chance that the paper will fall into the oil which causes another issue. Castrol needs to fix this issue

S king originally posted on supercheapauto.com.au
Oils are oils
16 February 2023

It’s oil. Bought this as it’s what the local dealer was using. Very difficult to remove the foil seal. Just had to puncture it.

Alastair originally posted on repco.com.au
Small engine oils
22 February 2021

Bought for a petrol generator, hence the choice of a molecular oil residue matainance for a small engine valve and ring protection between the occasional use. Etosha 3500 watt (3.5kva) 208cc 4 stroke overhead valve, 1.1lt oil sump. (Long running time) as they used to say, "oils ain't oils". Thanks castrol your oil will give a cheaper generator a longer life expectancy.

Mike from woop woop originally posted on repco.com.au

Specification

Product dimensions20 x 10 x 35 cm; 5 Kilograms
Country of originMalaysia
Viscosity10w-30
Liquid volume5 Litres
Vehicle service typeCar

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