Spark Plugs
Spark Plugs
Section titled “Spark Plugs”The M54 uses 6 spark plugs, one per cylinder. OE specification is Bosch FR7LPP332W (platinum) or NGK BKR6EQUP.
Specifications
Section titled “Specifications”- Thread: M12 x 1.25
- Reach: 26.5mm
- Gap: 0.7-0.8mm (pre-gapped)
- Torque: 25 Nm
- Type: Single platinum (OE)
Replacement Interval
Section titled “Replacement Interval”45,000-60,000 miles. See DIY section for procedure.
Upgrade Options
Section titled “Upgrade Options”- Iridium plugs (NGK BKR6EIX): Longer life, sharper spark
- OE platinum: Best value for stock engines