What Engine Does a 2003 BMW 325Ci Use? Full Specs and Details

Published by Biol February 3, 2026

The 2003 BMW 325Ci is equipped with a powerful yet refined inline-six engine, delivering both performance and refinement for enthusiasts of German engineering.

2003 BMW 325 - Specs, Prices, MPG, Reviews & Photos | Cars.com

2003 BMW 325 - Specs, Prices, MPG, Reviews & Photos | Cars.com

Source: www.cars.com

What Engine Does a 2003 BMW 325Ci Have

The 2003 BMW 325Ci is powered by a 2.5-liter inline-six (B58) naturally aspirated engine, producing 255 horsepower and 212 lb-ft of torque. This inline-six operates on a 90-degree V configuration, offering smooth power delivery and exceptional balance, making it a hallmark of the 325Ci’s driving dynamics.

Exploring the Engine Parts Diagram of a 2003 BMW 325i

Exploring the Engine Parts Diagram of a 2003 BMW 325i

Source: carschematics.com

Performance and Reliability Factors

Designed for both daily driving and spirited performance, this engine combines fuel efficiency with responsive throttle behavior. While early concerns about oil consumption exist, proper maintenance ensures long-term reliability. With a robust 90-degree inline-six layout, the 325Ci offers a refined yet potent driving experience unique to its era.

2003 BMW 3 Series 325i Coupe Engine Photos | GTCarLot.com

2003 BMW 3 Series 325i Coupe Engine Photos | GTCarLot.com

Source: gtcarlot.com

Maintenance and Upkeep Insights

Owners of the 2003 325Ci should prioritize regular oil changes and use high-quality engine oil to preserve performance and extend engine life. Monitoring coolant levels, spark plugs, and timing belt integrity helps maintain optimal operation. Professional diagnostics can address any issues early, preserving the vehicle’s legendary BMW reliability.

2003 BMW 325ci Convertible at Houston 2022 as F55 - Mecum Auctions

2003 BMW 325ci Convertible at Houston 2022 as F55 - Mecum Auctions

Source: www.mecum.com

Choosing the 2003 BMW 325Ci means embracing the precision of its 2.5L inline-six engine—an engineering masterpiece that blends power, smoothness, and lasting durability. Whether restoring or driving, understanding this engine ensures a rewarding experience. For expert tuning or maintenance, consult a certified BMW specialist today.

2003 BMW 325CI CONVERTIBLE - Imports Collection

2003 BMW 325CI CONVERTIBLE - Imports Collection

Source: importscollection.com

Detailed specs and features for the Used 2003 BMW 3 Series 325Ci including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. The BMW E46 LCI 3 Series Coupe 325Ci has a Inline 6, Petrol engine with 2494 cm 3 / 152.2 cu-in capacity. How many horsepower (hp) does a 2003 BMW E46 LCI 3 Series Coupe 325Ci have?

How to Understand the Engine Diagram of a 2003 BMW 325i

How to Understand the Engine Diagram of a 2003 BMW 325i

Source: elecschem.com

Coupe BMW 325Ci has been produced from March, 2003 to September, 2006. It has six-cylinder petrol engine with displacement of 2.5 litres, which produces power of 192 horsepower on 6000 rpm and torque 245 Nm (Newton metres) on 3500 revolutions per minute. This 6-cylinder 24-valve engine camshaft is driven by chain (What is an engine chain and.

2003 BMW 3 Series 325i Wagon Engine Photos | GTCarLot.com

2003 BMW 3 Series 325i Wagon Engine Photos | GTCarLot.com

Source: gtcarlot.com

2003 BMW 325Ci (man. 5) (model since mid-year 2002 for North America U.S.) car specifications & performance data review 2003 BMW 325Ci (man. 5).

Exploring the Engine of a 2003 BMW 325i: A Visual Diagram

Exploring the Engine of a 2003 BMW 325i: A Visual Diagram

Source: wiringpictures.net

Specs datasheet with technical data and performance data plus an analysis of the direct market competition of BMW 325Ci (man. A 2003 BMW 325i is quick. Sedans like the 325i, which are a member of the BMW 3-Series, have been available since 1982; the 325i made its début in 1985, three years later.

Specs of BMW 3 Series Coupe (E46, facelift 2003) 325Ci (184 Hp) (USA) /2003, 2004, 2005, 2006/. The 2003 BMW 325ci is a vehicle that has garnered attention for its performance and luxury features. Below are some key facts based on statistical data, reliability ratings, and comparisons with other cars in the same segment.

BMW 325Ci is a 2003 Coupe model with 5 speed automatic. With a power of 141 KW you can reach 0-100km h in just 8,4 seconds and a maximum speed of 237 km/h with an urban consumption of 13,5 l/100km. The engine has a capacity of 2494 cc with 6, in line cylinders and 4 valves per cylinders.

Also this model has a weight of with coil springs front suspension and a coil springs rear suspension. Discover the detailed engine specs, configuration, and maintenance guide for the BMW 325ci, a powerful and efficient luxury car. Hidden engine problems and reliability issues most buyers discover too late.

Get the most useful specifications data and other technical specs for the 2003 BMW 3-Series 325Ci 2-Door Convertible. See body style, engine info and more specs.