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Bosch4458 Platinum+4 Spark Plug - Direct Fit

Part #: BS4458 | Mfr #: 4458

In Stock
Ships out in Same day - 1 business day
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3 3 out of 5 stars
(2 customer reviews)


List Price: $7.81

Save: $1.19



  • Overview
  • Manufacturer info
  • Related Products
  • Series: Bosch Platinum+4
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Electrode Core Material: Platinum
  • Plug Type: Resistor
  • Anticipated Ship Out Time: Same day - 1 business day
  • Electrode Tip Material: Platinum
  • Reach: 17.55 mm
  • Thread Size: 14 mm
  • Warranty: 12-month or 12,000-mile Bosch limited warranty

Product reviews

Great Product by , December 22, 2013

Ease of Use/Installation:
Overall Rating:

I noticed instant power increase for my Ford Ranger with a 3.0 liter V6.

bosch platinum + 4 plugs by grumpy, June 17, 2012

Ease of Use/Installation:
Overall Rating:

After several hours to install and using these plugs I am sorry I tried them the vehicle lugs under load and the gas mileage dropped 5 miles per gallon and you know this 4.2 liter ford does not get good mileage in the first place.. DO NOT WASTE YOUR TIME AND MONEY.. THEY WILL CHANGED SOON. i DID GIVE THEM A CHANCE SEVERAL THOUSAND MILES OF DIFFERING DRIVING.. USELESS