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BOSCH 4458
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$5.12
Price
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$0.00
Core
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+ Sold in packs of 1x1
Pack
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$5.12
Total
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(Only 2 Remaining)
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| BOSCH 4458 Specifications |
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| Center Electrode Core Material | Platinum | | Center Electrode Tip Material | Platinum | | Gap Size | 1.6 mm | | Ground Configuration | Multiple | | Ground Electrode Core Material | N/A | | Ground Electrode Quantity | 4 | | Ground Electrode Tip Design | Multiple | | Ground Electrode Tip Material | Nickel-Yttrium | | Hex Size | 16 | | Insulator Material | Ceramic | | Manufacturer Heat Range | 8 | | Reach | 17.5 mm | | Resistance | 6000 | | Seat Type | Tapered | | Short Style | No | | Thread Diameter | 14 MM |
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| PLATINUM+4; Pre-Set Gap: 0.063" |
Bosch Platinum+4 Spark Plugs deliver smoother acceleration, top fuel economy and ultimate engine performance. Bosch Platinum+4 Spark Plugs reach self-cleaning temperatures faster for quicker starts, smoother acceleration and increased fuel efficiency.
Features & Benefits:
- Revolutionary surface air gap firing technology featuring Bosch's unique four ground electrode design delivers the most powerful spark for the most efficient combustion and optimum horsepower without increasing the voltage requirement
- More platinum vs. Bosch Platinum Plus for smoother acceleration, better gas mileage and optimum 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
- Factory pre-set gap for ease of installation. Never requires adjustment
 Which BOSCH Spark Plug Is Right For You?
| Material / Series |
Lifespan / Durability |
Performance / Ignitability |
Efficiency / Fuel Economy |
Copper / Nickel
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★★ |
★ |
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Platinum
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★★★★ |
★★★★ |
★★ |
Double Platinum
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★★★★★ |
★★★ |
★★ |
Iridium
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★★★★★★ |
★★★★★ |
★★★ |
Double Iridium
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★★★★★★★ |
★★★★★ |
★★★ |
Double Iridium Pin-to-Pin
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★★★★★★★ |
★★★★ |
★★★ |
Bosch OE-Fine Wire Performance Guarantee
Bosch guarantees you will feel improved performance in your vehicle when using any of Bosch OE Fine Wire Spark Plugs (Double Iridium, Double Iridium Pin-to-Pin, Double Platinum and Platinum). However, if you do not experience quicker starts, smoother acceleration and improved fuel efficiency, you can return the plugs with a dated sales receipt and Bosch will refund the purchase price of the spark plugs.
| PLATINUM |
Offer extends for four (4) years or for the manufacturer’s recommended spark plug change interval as indicated in the owner’s manual -- whichever occurs first.
Learn More | 4 YEAR
PERFORMANCE
GUARANTEE |
 Additional Resources
Diagram of Proper Torquing
Spark Plug Condition Identification
Spark Plug Gap Illustrations
Spark Plug Temperature Curves-Heat Range
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Warranty Information:12 Months Satisfaction Guarantee for Double Iridium, Double Platinum, and Platinum Spark Plugs OnlyWarranty Details |
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