Australia Automotive Engine Oils Market Size and Share - Growth Analysis Report and Forecast Trends (2026-2035)

Market Overview

The Australia automotive engine oils market is a replacement market tied to the size and age of the vehicle fleet. Volumes follow servicing activity, while value is shaped by the mix of synthetic grades, import costs and the pull of hybrid and electric vehicles on conventional oil demand.

Three forces are shaping the market: a large diesel-heavy fleet, with about 29.4% of registered vehicles diesel-fuelled; dependence on imported base oils, as the country has no virgin base oil production; and tighter vehicle rules, including the New Vehicle Efficiency Standard that began crediting and penalising manufacturers from 1 July 2025.

In July 2025, an industry review described automotive lubricant demand as stable but burdened by rising compliance costs. In November 2025, Euro 6 rules became mandatory for new heavy vehicle models, and in June 2026 the Australian Lubricant Association asked government to treat base oil supply with the urgency given to transport fuel.

Key Market Trends and Insights

• Large service base: BITRE counted 22,304,349 registered motor vehicles at 31 January 2025, including 16.1 million passenger vehicles and 4.2 million light commercial vehicles that all need regular oil changes.
• Diesel intensity: Diesel-fuelled vehicles numbered 6,554,882 at 31 January 2025, about 29.4% of the fleet, and these engines take larger oil volumes per service than petrol cars.
• Import exposure: Asian Group II base oil prices more than doubled between March and June 2026, and Australia, with no virgin base oil capacity, sources about half of its imports from Singapore.
• Electrification drag: Battery-electric sales reached 103,270 units in 2025, or 8.32% of new vehicles, while hybrids at 199,133 units still use engine oil, mostly in low-viscosity grades.

Australia Automotive Engine Oils Market Size and Forecast

The market is shifting from mineral and semi-synthetic oils towards fully synthetic, low-viscosity grades that suit hybrids and modern direct-injection engines, while diesel utes and trucks keep demand for robust heavy-duty grades. Passenger cars lead on revenue, light commercial vehicles grow fastest, and fully synthetic oils advance quickest within base oil types. Workshops lead sales, but online sales gain share steadily. Queensland grows quickest, with New South Wales the largest region. Import costs, electrification and longer drain intervals temper volumes, yet pricing and premium mix support a durable outlook.

Key Takeaways: Australia Automotive Engine Oils Market

Fleet Size and Premium Mix Anchor Value Growth

Revenue is on course to expand by about 37% across the decade, from AUD 795.00 million in 2025 to AUD 1,089.34 million in 2035 at a 3.2% CAGR. A large fleet, regular servicing and a richer synthetic mix offset slower litre growth.

Utes and Synthetics Lead the Growth Pace

Passenger cars hold the largest revenue base, but light commercial vehicles grow at an estimated 4.1% CAGR and fully synthetic oils at an estimated 4.0% CAGR through 2035. Online sales are expected to rise at 7.2% as buyers compare grades and prices digitally.

Castrol Ownership Change Reshapes a Leading Brand

In December 2025, bp agreed to sell a majority controlling interest in Castrol to Stonepeak, keeping a minority stake. Australian customers should see continuity of supply, with attention on how the new owner invests in blending and brand support.

• Enterprise value of about USD 10.1 billion
• bp retains a 35% minority interest
• Completion expected by the end of 2026

Australia Automotive Engine Oils Market Report Summary

Key Insight

Fleet size, diesel intensity and a steady move to synthetic low-viscosity grades support value, while electrification and imported base oil costs shape volumes. Passenger cars lead and workshops dominate sales.

Key Trends in the Australia Automotive Engine Oils Market

The Australia automotive engine oils market is being reshaped by base oil price shocks, hybrid-driven grade shifts, stricter heavy vehicle emission rules and investment in regional supply.

June 2026 - Middle East Conflict Pushes Base Oil Prices Sharply Higher

• Reports in June 2026 showed Asian Group II base oil prices more than doubled since March 2026, with about one-fifth of global Group III capacity sidelined.
• The Australian Lubricant Association asked government in June 2026 to treat base oil supply with the urgency given to transport fuel.
• Price-sensitive drivers may delay servicing, which could trim litres even as prices per litre rise.

January 2026 - Hybrids Keep Demand Growing for Low-Viscosity Oils

• VFACTS data released on 6 January 2026 showed hybrids selling 199,133 units in 2025, up 15.3%, and plug-in hybrids 53,484, up 130.9%.
• These engines still burn fuel and need crankcase oil, usually thin synthetic grades that meet tight fuel economy needs.
• Pure battery-electric sales of 103,270 units add no engine oil demand.

November 2025 - Euro 6 Becomes Mandatory for New Heavy Vehicle Models

• The Truck Industry Council reported on 29 January 2026 that ADR 80/04 Euro 6 emission rules became mandatory for new models in November 2025.
• Exhaust after-treatment on these trucks favours low-ash diesel engine oils.
• The average age of the heavy vehicle fleet is 14.8 years, so older engines keep conventional grades in use.

October 2025 - Viva Energy Opens Karratha Lubricants Hub for the Pilbara

• Viva Energy announced on 7 October 2025 a facility of more than AUD 25 million with over 2.4 million litres of lubricant storage.
• Shell Lubricants now ship directly from Singapore to the Port of Dampier, cutting road freight by more than 450,000 km a year.
• The hub improves supply certainty for mining and construction fleets that run heavy-duty diesel engine oils.

Key Insight

Price volatility, grade shifts and stricter emission rules now move together. Hybrids and diesel trucks keep engine oil relevant, while regional supply investment improves availability for heavy users.

Recent Market Developments in the Australia Automotive Engine Oils Market

Recent developments, presented from the most recent, show the Australia automotive engine oils market adjusting to supply risk, ownership change and softer heavy vehicle sales.

August 2026 - Ampol Reports Lytton Turnaround Under Way After EG Australia Deal

• Ampol's 24 August 2026 half-year release said the Lytton turnaround commenced on 30 July 2026, with start-up expected in October 2026.
• Lytton refinery, near Brisbane, also hosts Ampol's lubricant blending plant.
• Ampol completed its acquisition of EG Australia in June 2026, widening its fuel and convenience network.

May 2026 - Valvoline Restore & Protect Wins Aftermarket Innovation Award

• Valvoline announced in May 2026 that Restore & Protect engine oil won Most Innovative New Aftermarket Product (Performance).
• The Australian Automotive Aftermarket Association presented the award at its innovation awards.
• Valvoline says the oil can remove up to 99% of engine deposits, a manufacturer claim.

January 2026 - Heavy Vehicle Sales Fall but Stay Above 40,000 Units

• The Truck Industry Council reported on 29 January 2026 that 45,191 trucks and heavy vans sold in 2025, down 11.9%.
• Heavy-duty trucks fell 16.7% to 14,297 units, and light-duty trucks fell 5.8% to 13,712 units.
• Softer new sales keep older trucks in service, sustaining demand for diesel engine oil top-ups and changes.

December 2025 - Stonepeak to Acquire Majority Control of Castrol From bp

• On 23 December 2025, Stonepeak announced it would acquire a majority controlling interest in Castrol at an enterprise value of about USD 10.1 billion.
• bp keeps a 35% minority interest, and completion is expected by the end of 2026.
• Castrol operates about 20 blending plants and sells in about 150 countries.

Key Insight

Recent events show supply security and ownership moving to the foreground. Refinery works, brand investment and a softer truck market all influence how oil reaches workshops and fleets.

Australia Automotive Engine Oils Industry Segmentation

The Expert Market Research’s report on the Australia Automotive Engine Oils Market offers a detailed analysis of the market based on the following segments.

Market Breakup by Vehicle Type

• Passenger Cars
• Light Commercial Vehicles
• Heavy Commercial Vehicles
• Motorcycles and Scooters
• Others

Passenger Cars lead revenue, with 16.1 million on the register at 31 January 2025, but grow at an estimated 2.8% CAGR as hybrids and electric models spread. Light Commercial Vehicles grow fastest at an estimated 4.1% CAGR, since they made up 22.6% of 2025 new sales and run diesel engines with larger sumps. Heavy Commercial Vehicles advance at 3.5%, with 45,191 heavy sales reported in January 2026. Motorcycles and Scooters grow at 3.3%, as FCAI data of 8 January 2026 showed 33,018 road bikes, down 3.6%, and scooters up 3.8%.

Market Breakup by Base Oil Type

• Fully Synthetic Oils
• Semi-Synthetic Oils
• Mineral Oils
• Re-refined and Bio-Based Oils
• Others

Fully Synthetic Oils lead and grow fastest at an estimated 4.0% CAGR, helped by hybrids and by premium launches such as Valvoline Restore & Protect, honoured in May 2026. Semi-Synthetic Oils grow at 2.6% as value buyers trade up. Mineral Oils grow only 1.0%, though older petrol engines and diesel trucks hold a base. Re-refined and Bio-Based Oils grow at 6.0% from a small base, with about 100,000 tonnes of re-refining capacity noted in June 2026.

Market Breakup by Sales Channel

• Workshops and Dealership Service Centres
• Auto Parts Retail and DIY
• Fleet and Direct Bulk Supply
• Online Sales
• Others

Workshops and Dealership Service Centres lead, because most owners buy oil as part of a fitted service, and a June 2026 warning that price-sensitive drivers may defer servicing is a risk. Auto Parts Retail and DIY grows at 2.8%, supported by aftermarket launches awarded in May 2026. Fleet and Direct Bulk Supply grows at 3.4%, aided by Viva Energy's Karratha hub opened in October 2025. Online Sales grow fastest at an estimated 7.2% CAGR as buyers compare grades and prices digitally. Others covers agricultural and industrial users.

Market Breakup by Region

• New South Wales
• Victoria
• Queensland
• Western Australia
• South Australia
• Others

New South Wales dominates with 6.41 million registered vehicles at 31 January 2025, growing at an estimated 2.9% CAGR through 2035. Victoria follows with 5.69 million vehicles at 3.0%. Queensland is the fastest-growing region at an estimated 3.7%, with 4.89 million vehicles. Western Australia grows at 3.5%, supported by mining fleets served from the Karratha hub opened in October 2025. South Australia grows at 2.8%, with the register showing an older fleet. Others covers Tasmania, the ACT and the Northern Territory at 3.2%.

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Purchase the Regional Overview for USD 1099

If you choose to purchase the full report at a later stage, the amount already paid will be adjusted, and you will only need to pay the remaining balance.

Competitive Landscape in the Australia Automotive Engine Oils Market

Competition combines global brands, refinery-linked blenders and Australian independents. Entry barriers include base oil sourcing, specification approvals from vehicle makers, workshop and retail relationships and national distribution.

Castrol

Castrol, a global lubricants brand headquartered in the United Kingdom, supplies passenger car, commercial vehicle and motorcycle engine oils in Australia. Its December 2025 sale of a majority controlling interest by bp to Stonepeak, at an enterprise value of about USD 10.1 billion, puts a new owner behind the brand, with completion expected by the end of 2026. Castrol operates about 20 blending plants worldwide and sells in about 150 countries.

Ampol

Ampol, headquartered in Sydney, runs the Lytton refinery near Brisbane, which includes a lubricant blending plant that makes engine oils for the Australian market under its marketing alliance with ExxonMobil for Mobil lubricants. Its 24 August 2026 half-year release reported the Lytton turnaround under way from 30 July 2026, and Ampol completed its acquisition of EG Australia in June 2026, widening retail reach.

Viva Energy

Viva Energy, headquartered in Melbourne, is the licensed macro distributor of Shell Lubricants in Australia and supplies engine oils to workshops, fleets and resources customers. In October 2025 it opened a Karratha lubricants and grease facility worth more than AUD 25 million, with over 2.4 million litres of storage, and began shipping Shell product directly from Singapore to the Port of Dampier.

Penrite Oil

Penrite Oil is a privately owned Australian lubricant company headquartered in Dandenong South, Melbourne, with a second blending site in Brisbane and annual capacity of 38.4 million litres. It offers more than 170 products, including motor oils and motorcycle lubricants, and in October 2025 extended its title partnership with the Grove Racing Supercars team, led on the business side by chief executive Toby Dymond.

Other players operating in the Australia automotive engine oils market include Valvoline Global Operations, FUCHS Australasia, Gulf Western Oil, Motul, and Pertamina Lubricants, alongside auto parts retailers, quick-lube chains, fuel distributors and independent blenders supplying engine oils across Australia.

Key Insight

Competition rests on base oil access, vehicle maker approvals, brand strength and workshop reach. Global names hold broad portfolios, while local blenders compete through service, speed and specialist grades.