The Lemon Index

BMW

BMW engines, ranked by owner complaints.

The M54 draws the fewest owner complaints per car, the N52 the most. Tap an engine for every year.

14 engines

  1. BMW M54 2.5 L / 3.0 L inline-6 engine
    #1YT #135

    M54

    2.5 L / 3.0 L inline-6 · 2001–2006

    72owner complaints per car
    100 = average car

    YouTube tone 41 · 5 scored years

    • 3 Series
    • 5 Series
    • X3
    • X5
    • Z4
  2. BMW B48 2.0 L inline-4 engine
    #2YT #16

    B48

    2.0 L inline-4 turbo · 2016–2026

    129owner complaints per car
    100 = average car

    YouTube tone 57 · 10 scored years

    • 2 Series
    • 3 Series
    • 4 Series
    • 5 Series
    • 7 Series
    • X1
    • +4 more
  3. BMW N52 3.0 L inline-6 engine
    #3YT #112

    N52

    3.0 L inline-6 · 2006–2013

    149owner complaints per car
    100 = average car

    YouTube tone 45 · 6 scored years

    • 3 Series
    • 5 Series
    • X3
    • X5
    • Z4
  4. BMW S54 3.2 L inline-6 engine
    UnrankedYT #100

    S54

    3.2 L inline-6 · 2001–2006

    –no per-car score
    1 complaints name it

    YouTube tone 46 · 6 scored years

    • M3
  5. BMW N62 4.4 L / 4.8 L V8 engine
    UnrankedYT #125

    N62

    4.4 L / 4.8 L V8 · 2002–2010

    –no per-car score
    7 complaints name it

    YouTube tone 43 · 7 scored years

    • 5 Series
    • 7 Series
    • X5
  6. BMW N54 3.0 L inline-6 engine
    UnrankedYT #131

    N54

    3.0 L inline-6 twin-turbo · 2007–2016

    –no per-car score
    24 complaints name it

    YouTube tone 42 · 6 scored years

    • 3 Series
    • 5 Series
    • 7 Series
    • X6
    • Z4
  7. BMW S65 4.0 L V8 engine
    UnrankedYT #123

    S65

    4.0 L V8 · 2008–2013

    –no per-car score
    9 complaints name it

    YouTube tone 43 · 6 scored years

    • M3
  8. BMW N63 4.4 L V8 engine
    UnrankedYT #59

    N63

    4.4 L V8 twin-turbo · 2008–2023

    –no per-car score
    49 complaints name it

    YouTube tone 52 · 14 scored years

    • 5 Series
    • 7 Series
    • X5
    • X6
    • X7
  9. BMW N55 3.0 L inline-6 engine
    UnrankedYT #80

    N55

    3.0 L inline-6 turbo · 2010–2019

    –no per-car score
    24 complaints name it

    YouTube tone 50 · 8 scored years

    • 2 Series
    • 3 Series
    • 4 Series
    • 5 Series
    • 7 Series
    • X1
    • +4 more
  10. BMW S63 4.4 L V8 engine
    UnrankedYT –

    S63

    4.4 L V8 twin-turbo · 2010–2023

    –no per-car score
    2 complaints name it

    YouTube: not enough videos

    • M5
    • X5
    • X6
  11. BMW N20 2.0 L inline-4 engine
    UnrankedYT #71

    N20

    2.0 L inline-4 turbo · 2012–2018

    –no per-car score
    84 complaints name it

    YouTube tone 50 · 6 scored years

    • 2 Series
    • 3 Series
    • 4 Series
    • 5 Series
    • X1
    • X3
    • +3 more
  12. BMW S55 3.0 L inline-6 engine
    UnrankedYT #77

    S55

    3.0 L inline-6 twin-turbo · 2015–2021

    –no per-car score
    4 complaints name it

    YouTube tone 50 · 7 scored years

    • 2 Series
    • 4 Series
    • M3
  13. BMW B58 3.0 L inline-6 engine
    UnrankedYT #9

    B58

    3.0 L inline-6 turbo · 2016–2026

    –no per-car score
    54 complaints name it

    YouTube tone 59 · 10 scored years

    • 2 Series
    • 3 Series
    • 4 Series
    • 5 Series
    • 7 Series
    • X3
    • +5 more
  14. BMW S58 3.0 L inline-6 engine
    UnrankedYT #24

    S58

    3.0 L inline-6 twin-turbo · 2020–2026

    –no per-car score
    0 complaints name it

    YouTube tone 56 · 6 scored years

    • 2 Series
    • 4 Series
    • M3
    • X3
    • X4

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