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Castrol India Launches Advanced Engine Oils with Latest API SQ Specification

Soniya Gupta

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Castrol

Castrol India has launched engine oils meeting the world’s newest API SQ specification, setting a new benchmark in passenger car lubrication. The upgraded Castrol MAGNATEC range is manufactured in India, underscoring the company’s commitment to the ‘Made in India, for India’ vision. The upgraded MAGNATEC range offers stronger wear protection, better fuel efficiency, enhanced defence for catalytic converters, and compatibility with India’s E20 fuel environment. It will be available in popular viscosities.

Castrol India, a leading player in the Indian lubricants market, has introduced a new line of engine oils compliant with the latest API SQ specification, marking a significant advancement in vehicle performance and protection. This launch aligns with evolving automotive industry standards and rising demand for higher-performing lubricants in India’s growing passenger car segment. These oils are specifically designed for modern engines, including direct-injection and turbocharged variants, which are increasingly common on Indian roads. For full technical specifications, you can refer to the (API)

Understanding the API SQ Specification

The API SQ standard is the latest gasoline engine oil specification introduced by the American Petroleum Institute (API). It supersedes the older API SP category and is tailored to meet the requirements of modern turbocharged engines, providing enhanced protection against low-speed pre-ignition (LSPI), oxidation, and engine wear. API SQ oils are especially relevant for BS6-compliant engines and hybrid vehicle technologies, offering fuel efficiency and longer drain intervals. (Highways)

Castrol’s Product Portfolio Upgrade

With this launch, Castrol has updated several of its popular product lines—including Castrol GTX, Castrol EDGE, and Castrol MAGNATEC—to meet or exceed the new API SQ performance standards. These upgraded oils provide improved engine cleanliness, superior deposit control, and better resistance to high-temperature breakdown. This move reflects Castrol’s continued focus on innovation and quality, aimed at addressing the challenges posed by next-generation engine designs.

Impact on Vehicle Performance and Maintenance

By adopting the API SQ specification, Castrol’s new formulations are expected to deliver noticeable benefits in fuel economy, engine durability, and cold-start performance. For Indian consumers, especially those driving in congested city conditions or extreme temperatures, the new oils promise extended protection across various driving cycles. Mechanics and service centers will now be able to offer products that match the demands of modern petrol engines, supporting both warranty protection and extended service intervals.

Response from the Automotive Aftermarket

The launch has been well received by auto workshops and dealer networks, many of which see the updated oils as a value addition for customers seeking long-term engine health. Castrol has also initiated a training and awareness campaign for mechanics across key metro and Tier-2 cities to promote the correct usage of API SQ oils. This effort supports Castrol’s existing mechanic partnerships, which have long been a cornerstone of its marketing strategy in India.

Supporting India’s Evolving Emission Standards

India’s transition to Bharat Stage VI (BS6) norms in 2020 was a major leap in emission regulation, and lubricant performance had to evolve in tandem. Castrol’s API SQ-compliant oils complement the government’s push toward cleaner mobility by reducing emissions and improving fuel economy. These upgrades also align with the broader goals of the Ministry of Road Transport and Highways (MoRTH) regarding sustainable vehicle maintenance practices. for more on BS6 and emissions policy.

Looking Ahead

Castrol India’s adoption of the API SQ specification demonstrates its commitment to technological leadership and customer-centric innovation. With Indian roads witnessing a steady rise in hybrid and advanced gasoline engines, this move positions Castrol as a reliable partner for both OEMs and end users. Future launches may also incorporate AI-driven oil monitoring and smart maintenance solutions, as the company continues to lead in lubricant innovation.

Q1. What is the API SQ specification?

API SQ is the latest engine oil standard by the American Petroleum Institute for modern gasoline engines, offering enhanced protection and efficiency.

Q2. Which Castrol products now meet the API SQ standard?

Castrol EDGE, GTX, and MAGNATEC have been upgraded to meet the API SQ specification.

Q3. Why is API SQ important for Indian vehicles?

It supports BS6 engines by improving fuel economy, reducing engine wear, and preventing LSPI in turbocharged engines.

Q4. Can API SQ oils be used in older vehicles?

Yes, API SQ oils are backward compatible and can be used in engines requiring older specifications like API SN or SP.

Q5. How does API SQ oil improve engine life?

It reduces sludge, improves wear protection, and maintains engine cleanliness for longer life and better performance.