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Two gasoline pump options showing Shell Plus with an octane rating of 89 and Shell V-Power Nitro+ with an octane rating of 93. A blue inspection sticker for NYC Consumer Affairs is displayed, covering the years from 2020 to 2024.
Two gasoline pump options showing Shell Plus with an octane rating of 89 and Shell V-Power Nitro+ with an octane rating of 93. A blue inspection sticker for NYC Consumer Affairs is displayed, covering the years from 2020 to 2024.

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A gas station at twilight with visible fuel pumps displaying the numbers '95' and 'E10'. The station is dimly lit, with a dark background showing silhouettes of trees against a dusky sky. The structures are metallic and red, and there are Cyrillic letters on the station signs.
A gas station at twilight with visible fuel pumps displaying the numbers '95' and 'E10'. The station is dimly lit, with a dark background showing silhouettes of trees against a dusky sky. The structures are metallic and red, and there are Cyrillic letters on the station signs.
A close-up view of an old, dusty oil cap located on an engine. The cap has visible text, slightly covered with dirt and grime. Surrounding it are dark-colored hoses and metallic parts that make up the engine's components.
A close-up view of an old, dusty oil cap located on an engine. The cap has visible text, slightly covered with dirt and grime. Surrounding it are dark-colored hoses and metallic parts that make up the engine's components.
An engine compartment featuring various components, including two fuel filters attached to hoses, an electrical connection, and a funnel-like green plastic bottle. The filters are dusty and rest on a dark, greasy surface, possibly indicating a used or older engine.
An engine compartment featuring various components, including two fuel filters attached to hoses, an electrical connection, and a funnel-like green plastic bottle. The filters are dusty and rest on a dark, greasy surface, possibly indicating a used or older engine.

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At Demario Performance Diesel, we specialize in high-quality motor gasoline engine oils to ensure optimal performance for your vehicles. Available today.

A sticker with a blue circular design features the text 'Superduty Motor Oil' along with the phrases 'Super Charged' and 'Established 1971.' A stylized wing and the number '71' are incorporated into the design.
A sticker with a blue circular design features the text 'Superduty Motor Oil' along with the phrases 'Super Charged' and 'Established 1971.' A stylized wing and the number '71' are incorporated into the design.
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A car engine compartment featuring a prominently labeled V6 engine. The engine has a sleek black cover with silver and red accents. Several hoses and mechanical components are visible around the engine.
A car engine compartment featuring a prominently labeled V6 engine. The engine has a sleek black cover with silver and red accents. Several hoses and mechanical components are visible around the engine.
An oil can with a red nozzle and cap sits on a metal surface in a workshop or industrial setting. The bottle is transparent with an amber hue and has a number '24' marked on it. The background features blurred machinery and equipment, suggesting an environment related to manufacturing or maintenance.
An oil can with a red nozzle and cap sits on a metal surface in a workshop or industrial setting. The bottle is transparent with an amber hue and has a number '24' marked on it. The background features blurred machinery and equipment, suggesting an environment related to manufacturing or maintenance.

About Demario Performance Diesel

Dedicated to providing top-notch motor gasoline engine oils, our products enhance engine life and efficiency, meeting the needs of performance enthusiasts.

Customer Reviews

See what our customers say about our engine oils and performance.

Demario Performance Diesel's oils improved my engine's efficiency significantly. Highly recommend!

John Smith
A detailed view of a car engine featuring a prominently visible air filter surrounded by various hoses and metal components. The engine has a bold Chevrolet logo and vibrant orange covers.
A detailed view of a car engine featuring a prominently visible air filter surrounded by various hoses and metal components. The engine has a bold Chevrolet logo and vibrant orange covers.

Los Angeles

I've tried many oils, but Demario's performance diesel oil is unmatched. My engine runs smoother and quieter than ever before. Truly a game changer for my vehicle!

A detailed view of a high-performance engine with bright orange valve covers and various mechanical components. Logos and labels are visible on the engine and surrounding parts.
A detailed view of a high-performance engine with bright orange valve covers and various mechanical components. Logos and labels are visible on the engine and surrounding parts.
Emily Davis

New York

★★★★★
★★★★★
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