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BOSCH 4419  
$3.78
Price
$0.00
Core
$3.78
Total
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BOSCH 4419 Specifications
Center Electrode Core MaterialPlatinum
Center Electrode Tip MaterialPlatinum
Gap Size1.6 mm
Ground ConfigurationMultiple
Ground Electrode Core MaterialN/A
Ground Electrode Quantity4
Ground Electrode Tip DesignMultiple
Ground Electrode Tip MaterialNickel-Yttrium
Hex Size16
Insulator MaterialCeramic
Manufacturer Heat Range9
Reach19 mm
Resistance6000
Seat TypeFlat
Short StyleNo
Thread Diameter14 MM
PLATINUM+4
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 Spark Plug Is Right For You?

Material Cost Performance Lifespan Highlights
Ruthenium
$$$ · Ultimate Ignitability & Durability
· Fast Throttle Response & Best Cold Starts
Iridium
$$ · Improved Starts & Acceleration
· More Power & Better Fuel Economy
Double Platinum
$$ · Improved Efficiency
· Good For Waste Spark Systems
Platinum
$ · Reduced Carbon Build-Up
· Good for Coil-On-Plug Systems
Copper
$ · Good Conductor
· Least Durable

Failure Conditions & Remedies
Proper Torquing Techniques
Proper Gapping Techniques


Warranty Information:
12 Months Satisfaction Guarantee for Double Iridium, Double Platinum, and Platinum Spark Plugs Only
Warranty Details