Castrol Magnatec 5W-40 Engine Oil 20L - 3437395
Castrol Magnatec 5W-40 Engine Oil 20L Castrol MAGNATEC engine oils are specifically engineered for today&rsquo,s urban driving environment and designed to protect engines against the wear caused by re-starting in busy traffic. Castrol MAGNATEC clings like a magnet and locks to protect vulnerable metal surfaces and moving parts in your engine during warm-up, delivering superior protection from engine wear1. Castrol MAGNATEC. Non-stop protection from every start. 1 Tested versus the Sequence IVA API SN wear limit. When choosing oil, please refer to your owner's handbook. The product specifications required may also be suitable for other vehicles Browse online using our handy Rego Search tool to find the best Castrol oils for your application or come in store today and speak to one of our friendly staff. Changing your oil will also need you changing your oil filter to fully protect your engine and maximise the performance of your Castrol oil. When it comes to Oils and Fluids, the range doesn't just stop at Magnatec, GTX or Edge, Repco stock a range of quality Castrol Grease, Transmission Fluid, Gear Oil, Lawnmower and Motorbike Oil, Marine Oil and Additives all designed to protect and maximise the performance of any application.
Castrol Magnatec 5W-40 Engine Oil 20L Castrol MAGNATEC engine oils are specifically engineered for today&rsquo,s urban driving environment and designed to protect engines against the wear caused by re-starting in busy traffic. Castrol MAGNATEC clings like a magnet and locks to protect vulnerable metal surfaces and moving parts in your engine during warm-up, delivering superior protection from engine wear1. Castrol MAGNATEC. Non-stop protection from every start. 1 Tested versus the Sequence IVA API SN wear limit. When choosing oil, please refer to your owner's handbook. The product specifications required may also be suitable for other vehicles Browse online using our handy Rego Search tool to find the best Castrol oils for your application or come in store today and speak to one of our friendly staff. Changing your oil will also need you changing your oil filter to fully protect your engine and maximise the performance of your Castrol oil. When it comes to Oils and Fluids, the range doesn't just stop at Magnatec, GTX or Edge, Repco stock a range of quality Castrol Grease, Transmission Fluid, Gear Oil, Lawnmower and Motorbike Oil, Marine Oil and Additives all designed to protect and maximise the performance of any application.
Castrol Magnatec 5W-40 Engine Oil 20L Castrol MAGNATEC engine oils are specifically engineered for today&rsquo,s urban driving environment and designed to protect engines against the wear caused by re-starting in busy traffic. Castrol MAGNATEC clings like a magnet and locks to protect vulnerable metal surfaces and moving parts in your engine during warm-up, delivering superior protection from engine wear1. Castrol MAGNATEC. Non-stop protection from every start. 1 Tested versus the Sequence IVA API SN wear limit. When choosing oil, please refer to your owner's handbook. The product specifications required may also be suitable for other vehicles Browse online using our handy Rego Search tool to find the best Castrol oils for your application or come in store today and speak to one of our friendly staff. Changing your oil will also need you changing your oil filter to fully protect your engine and maximise the performance of your Castrol oil. When it comes to Oils and Fluids, the range doesn't just stop at Magnatec, GTX or Edge, Repco stock a range of quality Castrol Grease, Transmission Fluid, Gear Oil, Lawnmower and Motorbike Oil, Marine Oil and Additives all designed to protect and maximise the performance of any application.
Castrol Magnatec 5W-40 Engine Oil 20L Castrol MAGNATEC engine oils are specifically engineered for today&rsquo,s urban driving environment and designed to protect engines against the wear caused by re-starting in busy traffic. Castrol MAGNATEC clings like a magnet and locks to protect vulnerable metal surfaces and moving parts in your engine during warm-up, delivering superior protection from engine wear1. Castrol MAGNATEC. Non-stop protection from every start. 1 Tested versus the Sequence IVA API SN wear limit. When choosing oil, please refer to your owner's handbook. The product specifications required may also be suitable for other vehicles Browse online using our handy Rego Search tool to find the best Castrol oils for your application or come in store today and speak to one of our friendly staff. Changing your oil will also need you changing your oil filter to fully protect your engine and maximise the performance of your Castrol oil. When it comes to Oils and Fluids, the range doesn't just stop at Magnatec, GTX or Edge, Repco stock a range of quality Castrol Grease, Transmission Fluid, Gear Oil, Lawnmower and Motorbike Oil, Marine Oil and Additives all designed to protect and maximise the performance of any application.
in 9 offers
The lowest price for Castrol Magnatec 5W-40 Engine Oil 20L - 3437395 right now is $60.71 at Amazon.com.au, compared across 8 retailers.
The all-time low was $60.71 on 9 June 2026. That's the lowest price we've ever tracked β a great time to buy.
Prices last updated 9 June 2026.
Last updated at 09/06/2026 06:21:30
Castrol Magnatec 5W-40 Engine Oil 5 Litre
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Castrol MAGNATEC 5W-40 Engine Oil 5L 3428779 fits CITROΓN C3 1.4 16V, 1.6 16V HDi, 1.4 i, 1.4 i Bivalent, 1.6 16V, 1.6, 1.4, 1.4 VTi 95, 1.6 VTi 120
Delivery between 12β22 June $9.90
Castrol Magnatec 5W-40 Engine Oil 20L 3437395 fits TOYOTA HILUX 3.4 EFI (VZN167R, VZN172R), 3.4 EFI 4WD (VZN167, VZN172), 3.0 D (LN147, LN152), 3.0...
Delivery between 12β22 June $9.90
Castrol Magnatec 5W40 Engine Oil - 5 Litre
Delivery between 12β22 June $18.05
Castrol MAGNATEC Engine Oil, 5W-40, 5 Litres
Delivery between 12β17 June $9.99
Castrol Magnatec 540 Engine Oil 20L - 3437395
Delivery between 10β17 June $22
MAGNATEC SUV 5W-40 Full Synthetic Engine Oil for Petrol, CNG and Diesel SUVs (5L, 3421147)
Delivery between 15β18 June $29
MAGNATEC SUV 5W-40 Full Synthetic Engine Oil for Petrol, CNG and Diesel SUV 5L & Castrol MAGNATEC STOP-START 5W-30 Full Synthetic Engine Oil for Petro
Free delivery between 17β23 June
Castrol Magnatec 5W-40 Engine Oil 20L - 3437395
Delivery $12
| ACEA specification | A3/B4 |
| SAE viscosity class | 5W-40 |
| viscosity class | 5W-40 |
| Warranty | Limited |
Castrol Magnatec 5W-40 Engine Oil 5 Litre
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Castrol MAGNATEC 5W-40 Engine Oil 5L 3428779 fits CITROΓN C3 1.4 16V, 1.6 16V HDi, 1.4 i, 1.4 i Bivalent, 1.6 16V, 1.6, 1.4, 1.4 VTi 95, 1.6 VTi 120
Delivery between 12β22 June $9.90
Castrol Magnatec 5W-40 Engine Oil 20L 3437395 fits TOYOTA HILUX 3.4 EFI (VZN167R, VZN172R), 3.4 EFI 4WD (VZN167, VZN172), 3.0 D (LN147, LN152), 3.0...
Delivery between 12β22 June $9.90
Castrol Magnatec 5W40 Engine Oil - 5 Litre
Delivery between 12β22 June $18.05
Castrol MAGNATEC Engine Oil, 5W-40, 5 Litres
Delivery between 12β17 June $9.99
| ACEA specification | A3/B4 |
| SAE viscosity class | 5W-40 |
| viscosity class | 5W-40 |
| Warranty | Limited |