- Engine: Engine Code. A sequence of letters and numbers. This includes the engine block type and engine family, but may also include other information.
- Capacity: Capacity/Filter capacity in litres(liters). Engine oil fill quantity (Service fill).
- Intervals: Oil Change Intervals (use: normal). Engine oil should be changed at the latest after this time or after miles/km, whichever comes first.
The oil filter must be replaced every time the oil is changed, unless the car's owner's manual recommends otherwise.
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Model: E30Production years:
- 1987,
- 1988,
- 1989,
- 1990,
- 1991
 | Engine | Capacity | Intervals |
|---|---|---|---|
| 325i (1986 – 1988) | M20B25 | 4.75 / 0.25 | |
| 325i (1988 – 1991) | M20B25 | 4.25 / 0.25 | |
| 325iX (1986 – 1988) | M20B25 | 4.75 / 0.25 | |
| 325iX (1988 – 1991) | M20B25 | 4.25 / 0.25 | |
| 325e (1986 – 1988) | M20B27 | 4.75 / 0.25 |
Model: E36
Production years: 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
 | Engine | Capacity | Intervals |
|---|---|---|---|
| 325i (1991 – 1995) | M50 | 6.5 / 0.75 | |
| 325td (1991 – 1995) | M51 | 6.5 / 1 | |
| 325td (1996 – 1999) | M51 | 7 / 1 | |
| 325tds (1993 – 1995) | M51 | 6.5 / 1 | |
| 325tds (1995 – 1999) | M51 | 7 / 1 |
Model: E46
Production years: 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
 | Engine | Capacity | Intervals |
|---|---|---|---|
| 325i (2000 – 2006) | M54 B25 | 6.5 | 20 000 km / 24 months |
| 325xi (2001 – 2005) | M54 B25 | 6.2 | 24 months |
Model: E90, E91, E92
Production years: 2004, 2005, 2006, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
 | Engine | Capacity | Intervals |
|---|---|---|---|
| 325i ( N52B25 ) (2005 – 2013) | N52 B25 | 6.5 | 25 000 km / 24 months |
| 325xi ( N52B25 ) (2005 – 2008) | N52 B25 | 6.5 | 25 000 km / 24 months |
| 325 xDrive ( N52B25 ) (2008 – 2013) | N52 B25 | 6.5 | 25 000 km / 24 months |
| 325i ( N53B30 ) (2007 – 2013) | N53 B30 | 6.5 | 25 000 km / 24 months |
| 325xi ( N53B30 ) (2007 – 2008) | N53 B30 | 6.5 | 25 000 km / 24 months |
| 325i xDrive ( N53B30 ) (2008 – 2013) | N53 B30 | 6.5 | 25 000 km / 24 months |
| 325d (2006 – 2010) | M57TU2 | 7.5 | 30 000 km / 24 months |
| 325d DPF (2006 – 2010) | M57TU2 | 7.5 | 30 000 km / 24 months |
| 325d (2010 – 2013) | N57 | 7.5 | 30 000 km / 24 months |
| 325d DPF (2010 – 2013) | N57 | 7.5 | 30 000 km / 24 months |
Model: E93 Cabrio
Production years: 2007, 2008, 2009, 2010, 2011, 2012, 2013
 | Engine | Capacity | Intervals |
|---|---|---|---|
| 325i ( N52B25 ) (2007 – 2013) | N52 B25 | 6.5 | 25 000 km / 24 months |
| 325i ( N53B30 ) (2007 – 2013) | N53 B30 | 6.5 | 25 000 km / 24 months |
| 325d (2007 – 2010) | M57TU2 | 7.5 | 30 000 km / 24 months |
| 325d DPF (2007 – 2010) | M57TU2 | 7.5 | 30 000 km / 24 months |
| 325d (2010 – 2013) | N57 | 7.5 | 30 000 km / 24 months |
| 325d DPF (2010 – 2013) | N57 | 7.5 | 30 000 km / 24 months |