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Bosch Platinum+4 Spark Plugs 4458

$3.97

Spark Plug, Platinum +4, Tapered Seat, 14mm Thread, .708 in. Reach, Resistor, Each

Estimated Ship Date: Today Would you rather pick it up? Select Location

Manufacturer's Part Number: 4458
Part Type: Spark Plugs
Summit Racing Part Number: BCH-4458

UPC: 028851019552
Shorty Spark Plug: No
Resistor: Yes
Manufacturer Heat Range: 8
Electrode Core Material: Copper
Electrode Tip Material: Platinum
Spark Plug Thread Size: 14mm
Spark Plug Reach: 0.708 in.
Spark Plug Seat Style: Tapered
Wrench Diameter: 5/8 in.
Ground Strap Quantity: Four
Quantity: Sold individually.
In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

If you require the best in performance and the longest performance life, Platinum+4 is the spark plug for you. Platinum+4's unique revolutionary firing technology combines the advantages of surface air-gap technology, four ground electrodes, and a heat-fused center electrode with more pure platinum, to create the most powerful spark you can buy. Bosch Platinum+4 spark plugs provide optimum access to the air/fuel mixture, for the most efficient combustion and a longer performance life.

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Most Helpful Reviews Review this Product

3 Customer Reviews for Bosch Automotive 4458 - Bosch Platinum+4 Spark Plugs

Average Customer Review

5 Star

(2)

4 Star

(1)

3 Star

(0)

2 Star

(0)

1 Star

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Bosch is good stuff

Summit RacingSummit Racing Verified Purchase

I have always been a big fan of Bosch parts. I installed these on my 2.5L Mazda pickup motor and noticed a problem right off the bat; the threading on these plugs is over twice as long as OEM Autolite plugs. Luckily, in the case of the 2.5L block, you can't torque these down because of the little "shoulders" on the threading on the block. But be sure to match your existing depth on the spark plugs. ...read more

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Reviewer: MARSHALL from CA

Date: July 04, 2014

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Plugs work great

Summit RacingSummit Racing Verified Purchase

The spark plugs were a good fit, and work great. Glad i replaced them.

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Reviewer: ALLEN from MI

Date: April 24, 2014

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Quality

excellent

Summit RacingSummit Racing Verified Purchase

good spark plugs summit racing is quick and helpful as well as accurate on parts sent and compadabiluty thank you.

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Reviewer: DAMASO from CA

Date: March 20, 2014

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Price/Value
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Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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