Timing chain tensioner for BMW E90/E91/E92/E93

Remember to check your engine (chains, tensioners, sprockets, guides) to avoid breakage,

For E90 & E91:
- 318 d M47N2
- 320 d M47N2
- 325 d M57N2
- 330 d/xd M57N2
- 335 d M57N2

For E92 & E93:
- 325 d M57N2
- 330 d M57N2
- 330 xd M57N2 (E92 only)
- 335 d M57N2 (E92 only)

For E90 LCI, E91 LCI & E92 LCI:
- 325 d M57N2 (except E92)
- 335 d M57N2 For the upper (camshaft) or lower (injection pump) timing chain