Bosch Double Platinum Spark Plugs are engineered to deliver both performance and long life, representing the best of OE spark plug technology. Bosch utilizes a platinum firing pin on the center electrode and platinum inlay in the ground electrode. This design reduces gap erosion, increases durability and performance life while meeting Original Equipment specifications for double platinum spark plugs.
Features & Benefits:
Platinum on the center electrode firing pin and laser welded platinum inlay ground electrode provide 3 times longer life than conventional copper spark plugs
OE Fine Wire design requires up to 24% less voltage to ignite
360 degree continuous laser welding increases durability for increased life
Copper core provides broader heat range to resist pre-ignition and fouling
Pre-gapped and nickel plated threads allow for quick installation without adjusting the gap or applying anti-seize
Which BOSCH Spark Plug Is Right For You?
Material / Series
Lifespan / Durability
Performance / Ignitability
Efficiency / Fuel Economy
Copper / Nickel
★★
★
Platinum
★★★★
★★★★
★★
Double Platinum
★★★★★
★★★
★★
Iridium
★★★★★★
★★★★★
★★★
Double Iridium
★★★★★★★
★★★★★
★★★
Double Iridium Pin-to-Pin
★★★★★★★
★★★★
★★★
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.
DOUBLE PLATINUM
Offer extends for five (5) years or for the manufacturer’s recommended spark plug change interval as indicated in the owner’s manual -- whichever occurs first. Learn More
Which BOSCH Spark Plug Is Right For You?
Additional Resources