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Castrol 15W-40 CJ-4 E9 RX Super Engine Oil 5 L
Castrol 15W-40 CJ-4 E9 RX Super Engine Oil 5 L
Castrol 15W-40 CJ-4 E9 RX Super Engine Oil 5 L

Castrol 15W-40 CJ-4 E9 RX Super Engine Oil 5 L

(165 reviews)

Castrol 15W-40 CJ-4 E9 RX Super Engine Oil 5 L

$57.00

(165 reviews)

Castrol Australia

Castrol Australia

Castrol Australia

Castrol Australia

$57.00 - $105.11

in 9 offers

The lowest price for Castrol 15W-40 CJ-4 E9 RX Super Engine Oil 5 L right now is $57.00 at Hunter Valley Filter Sales, compared across 8 retailers.

The all-time low was $42.00 on 6 Sept 2024 — today's price is 36% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Prices last updated 3 Nov 2026.

Size:

5 L
7 L
20 L

Price comparison

Price data powered by pricesAPI.io

Last updated at 03/11/2026 05:01:49

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64Amazon.com.au

$66.90

Castrol 15W-40 CJ-4/E9 RX Super 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!

https://www.google.com/s2/favicons?domain=hvfs.com.au&sz=64Hunter Valley Filter Sales

$57.00

3418278 - RX Super 15W-40 CJ-4/E9 (5L)

Delivery between 5–11 Nov $20.05

https://www.google.com/s2/favicons?domain=automotivesuperstore.com.au&sz=64Automotive Superstore

$66.90

Castrol RX Super Engine Oil 15W40 CJ4/E9 5L 3418278 fits Holden Rodeo 2.5 D (TFR54) 4JA1 RWD Diesel Ute 02/88-12/92 57kw

Delivery between 4–16 Nov $10.95

https://www.google.com/s2/favicons?domain=whitworths.com.au&sz=64whitworths.com.au

$74.90

Castrol RX Super Diesel Engine Oil 5L

Delivery between 6–13 Nov $20.05

https://www.google.com/s2/favicons?domain=repco.com.au&sz=64Repco Auto Parts Smithfield

$76.00

Castrol RX Super Diesel 15W-40 Engine Oil 5L - 3418278

Delivery $12

https://www.google.com/s2/favicons?domain=ebay.com.au&sz=64eBay.com.au

$80.95

Castrol Rx Super 15w-40 Cj-4/e9 Engine Oil 5l 3418278

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!

https://www.google.com/s2/favicons?domain=universalautospares.com.au&sz=64Universal Auto Spares

$80.99

RX Super 15W-40 CJ-4/E9 5L - Castrol

Delivery between 4–12 Nov $15.31

https://www.google.com/s2/favicons?domain=rolan.com.au&sz=64Rolan Australia

$94.69

Castrol RX Super 15W 40 CJ 4 E9 Engine Oil 5L

Delivery between 9–12 Nov $8.80

Price history

Price history

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

Reviews

Japanese Specification
4 August 2019ianglo

originally posted on supercheapauto.com.au

This highly rated diesel oil is one of very few that meet the JASO DH-1 or 2 specification that is often called up by Japanese 4WD manufacturers.

Specification

Viscosity15W-40
Form ConfigurationOil
FormLiquid
Intended UseAutomotive, Lubrication
Specific ApplicationEngine parts

Price comparison

Updated 5 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=amazon.com.au&sz=64
Amazon.com.au

$66.90

Castrol 15W-40 CJ-4/E9 RX Super 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!

https://www.google.com/s2/favicons?domain=hvfs.com.au&sz=64
Hunter Valley Filter Sales

$57.00

3418278 - RX Super 15W-40 CJ-4/E9 (5L)

Delivery between 5–11 Nov $20.05

https://www.google.com/s2/favicons?domain=automotivesuperstore.com.au&sz=64
Automotive Superstore

$66.90

Castrol RX Super Engine Oil 15W40 CJ4/E9 5L 3418278 fits Holden Rodeo 2.5 D (TFR54) 4JA1 RWD Diesel Ute 02/88-12/92 57kw

Delivery between 4–16 Nov $10.95

https://www.google.com/s2/favicons?domain=whitworths.com.au&sz=64
whitworths.com.au

$74.90

Castrol RX Super Diesel Engine Oil 5L

Delivery between 6–13 Nov $20.05

https://www.google.com/s2/favicons?domain=repco.com.au&sz=64
Repco Auto Parts Smithfield

$76.00

Castrol RX Super Diesel 15W-40 Engine Oil 5L - 3418278

Delivery $12

Price history

Price history

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

Reviews

Japanese Specification
4 August 2019

This highly rated diesel oil is one of very few that meet the JASO DH-1 or 2 specification that is often called up by Japanese 4WD manufacturers.

ianglo originally posted on supercheapauto.com.au

Specification

Viscosity15W-40
Form ConfigurationOil
FormLiquid
Intended UseAutomotive, Lubrication
Specific ApplicationEngine parts

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