The L-series is a compact inline-four engine created by Honda, introduced in 2001 with the Honda Fit. It has 1.2 L (1,198 cc), 1.3 L (1,318 cc) and 1.5 litres (1,497 cc) displacement variants, which utilize the names L12A, L13A and L15A. Depending on the region, these engines are sold throughout the world in the 5-door Honda Brio Fit/Jazz hatchback Honda Civic and the 4-door Fit Aria/City sedan. They can also be found in the Japanese-only Airwave wagon and Mobilio MPV.

The Honda Fit or Honda Jazz is a small car manufactured and marketed by Honda since 2001 over four generations. It has a five-door hatchback body style and is considered a supermini in the United Kingdom, a subcompact car in the United States, and a light car in Australia. Marketed worldwide and manufactured at ten plants in eight countries, sales reached almost 5 million by mid-2013. Honda uses the "Jazz" nameplate in Europe, Oceania, the Middle East, Africa, Hong Kong, Macau, Southeast Asia and India; and "Fit" in Japan, Sri Lanka, China, Taiwan and the Americas.