Bocsh Spark Plug 4550157

Code: Bocsh Spark Plug 4550157
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Bocsh Spark Plug 4550157


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DISCOVERY 3 2005 – 2009 CLASSIC AJ Petrol 4.4 V8 EFI (220KW)

RANGE ROVER 2002 – 2009 AJ Petrol 4.4 V8 EFI (220KW)

RANGE ROVER 2002 – 2009 AJ Petrol 4.2 V8 Supercharged

RANGE ROVER SPORT 2005 – 2009 AJ Petrol 4.4 V8 EFI (220KW)

RANGE ROVER SPORT 2005 – 2009 AJ Petrol 4.2 V8 Supercharged

The Bosch Spark Plug 4550157 is an essential part that may be used in a variety of automobiles, including trucks, motorbikes, and cars. This plug, which is a component of the ignition system, is essential to starting combustion inside the engine cylinders.


When the ignition system provides a high voltage to the 4550157 plug, which is installed in the cylinder head, an electrical spark is produced across its electrodes. The combustion process is started when this spark ignites the air-fuel mixture inside the combustion chamber. The piston is forced downward by the gasses that expand as a result, providing the vehicle with power to move. To guarantee effective engine running, the spark plug must endure high temperatures and pressures while retaining a steady spark.


Made in accordance with Bosch’s strict specifications, the Spark Plug 4550157 is composed of premium materials that were selected for their longevity, resistance to heat, and electrical conductivity. Bosch guarantees dependability and performance throughout production by implementing strict quality control procedures.


The Bosch Plug 4550157 is designed to provide a broad spectrum of automobiles with dependable ignition performance. Its sturdy build and cutting-edge design guarantee reliable spark production and effective combustion, which promote seamless engine running and maximum fuel economy.


Additional information

Weight 0.4 kg
Range Rover

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