Replacement Parts

Spark Plugs & Wires

BOSCH 4459 HGR9DQP Platinum+4 Spark Plug - Single

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BOSCH 4459 HGR9DQP Platinum+4 Spark Plug - Single
- Revolutionary surface air gap firing technology featuring four yttrium-enhanced ground electrodes delivers the longest, most powerful spark for ultimate engine performance
- Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
- Electrode gap is factory set to provide ease of installation - never requires adjustment
- Never requires gapping, the electrode gap is factory-set and never requires adjustment
- Provides ease of installation - never requires adjustment
Bosch Platinum+4 spark plug has unique revolutionary firing technology combining the advantages of surface air gap technology, nickel-yttrium four ground electrodes and a heat-fused center electrode with pure platinum providing optimum engine performance, smoother acceleration and top fuel efficiency.
Country USA
Brand Bosch
Manufacturer Bosch Automotive
Binding Misc.
ItemPartNumber 4459
Model 4459
UnitCount 1
UPCs 028851019576
EANs 0826732570358
ReleaseDate 0000-00-00

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