Castrol Magnatec Diesel is a semi synthetic engine oil that combines dedicated diesel technology with intelligent molecules that cling to critical engine parts, providing an extra layer of protection during the crucial warm-up period. Dedicated diesel technology maintains engine efficiency and responsiveness in common rail diesel engines. This oil provides excellent soot handling performance thus minimising oil thickening. Castrol Magnatec Diesel is always ready to protect. Castrol Magnatec Diesel 15W-40 is suitable for naturally aspirated, turbocharged and intercooled turbocharged engines.
Castrol Magnatec Diesel is a semi synthetic engine oil that combines dedicated diesel technology with intelligent molecules that cling to critical engine parts, providing an extra layer of protection during the crucial warm-up period. Dedicated diesel technology maintains engine efficiency and responsiveness in common rail diesel engines. This oil provides excellent soot handling performance thus minimising oil thickening. Castrol Magnatec Diesel is always ready to protect. Castrol Magnatec Diesel 15W-40 is suitable for naturally aspirated, turbocharged and intercooled turbocharged engines.
in 3 offers
The lowest price for Castrol MAGNATEC Diesel 15W-40 5L 3383364 right now is $61.16 at Sunbury Auto Parts, compared across 3 retailers.
The all-time low was $48.96 on 29 July 2025 — today's price is 25% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 24 June 2026.
Castrol MAGNATEC Diesel 15W-40 5L 3383364
Castrol Magnatec Diesel is a semi synthetic engine oil that combines dedicated diesel technology with intelligent molecules that cling to critical engine parts, providing an extra layer of protection during the crucial warm-up period. Dedicated diesel technology maintains engine efficiency and responsiveness in common rail diesel engines. This oil provides excellent soot handling performance thus minimising oil thickening. Castrol Magnatec Diesel is always ready to protect. Castrol Magnatec Diesel 15W-40 is suitable for naturally aspirated, turbocharged and intercooled turbocharged engines.
Castrol Magnatec Diesel is a semi synthetic engine oil that combines dedicated diesel technology with intelligent molecules that cling to critical engine parts, providing an extra layer of protection during the crucial warm-up period. Dedicated diesel technology maintains engine efficiency and responsiveness in common rail diesel engines. This oil provides excellent soot handling performance thus minimising oil thickening. Castrol Magnatec Diesel is always ready to protect. Castrol Magnatec Diesel 15W-40 is suitable for naturally aspirated, turbocharged and intercooled turbocharged engines.
Last updated at 24/06/2026 08:07:28
Castrol Magnatec Diesel 15W40 Engine Oil - 5 Litre (3383364)
Castrol Magnatec Diesel 15W-40 Engine Oil 5L - 3383364
Delivery $12
Magnatec Diesel Engine Oil 15w40 5l - Castrol
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!
originally posted on repco.com.au
Been using this for a few years in an emergency generator and it has kept the plant going.
originally posted on repco.com.au
Great help from Repco and a great oil for diesel motors.
originally posted on repco.com.au
Great oil but staff are bad and I got spoken to like a piece of crap while I was waiting for my clock and colect
| Product dimensions | 20 x 10 x 35 cm; 5 Kilograms |
| Country of origin | Malaysia |
| Viscosity | 15w-40 |
| Liquid volume | 5 Litres |
| Vehicle service type | Car |
Castrol Magnatec Diesel 15W40 Engine Oil - 5 Litre (3383364)
Castrol Magnatec Diesel 15W-40 Engine Oil 5L - 3383364
Delivery $12
Magnatec Diesel Engine Oil 15w40 5l - Castrol
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!
Been using this for a few years in an emergency generator and it has kept the plant going.
Great help from Repco and a great oil for diesel motors.
Great oil but staff are bad and I got spoken to like a piece of crap while I was waiting for my clock and colect
Semi synthetic diesel oil for the price of mineral oil, whats not to like!
you feel from the first start engine. great technology
| Product dimensions | 20 x 10 x 35 cm; 5 Kilograms |
| Country of origin | Malaysia |
| Viscosity | 15w-40 |
| Liquid volume | 5 Litres |
| Vehicle service type | Car |
