FSI

Definition : Fuel Stratified Injection
Category : Technology » Automotive
Country/Region : Worldwide Worldwide
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What does FSI mean?

Fuel Stratified Injection (FSI) is a proprietary direct fuel injection system developed and used by Volkswagen AG, as well as its luxury subsidiary Audi. In FSI technology, the fuel is injected directly into the combustion chamber and atomised into a fine spray. This can contribute to better use of the fuel and achieve higher performance and better dynamics than conventional engines.

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Frequently Asked Questions

What is the full form of FSI in Automotive?

The full form of FSI is Fuel Stratified Injection

What is the full form of FSI in Technology?

Fuel Stratified Injection

What is the full form of FSI in Worldwide?

Fuel Stratified Injection

Translation

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Citations Formatting rules vary by edition. Please verify against your required style manual.

APA Style

FullForms. (2026). FSI. FullForms.com. https://fullforms.com/FSI/full/5744

Chicago Style

FullForms. "FSI." Accessed June 8, 2026. https://fullforms.com/FSI/full/5744.

Harvard Style

FullForms (2026) 'FSI', FullForms.com. Available at: https://fullforms.com/FSI/full/5744 (Accessed: 08 June 2026).

MLA Style

"FSI." FullForms.com, 2026, https://fullforms.com/FSI/full/5744. Accessed 08 Jun. 2026.