R171 SLK 2004-2010 (280-350) Bosch Spark Plug (Each)

Description

BOSCH Platinum Spark Plug (Each)

To Fit: Mercedes SLK 2004-2010 Petrol Models

• 280
• 320
• 350 

Platinum – Performance & Longer Life

0.3mm Diameter Pure Platinum Centre Electrode

• Better Performance
• Better ignitability
• Reduction in required Voltage

Centre Electrode Diameter Comparison

• The electric field is concentrated across a smaller surface area enabling sparking to occur at a lower voltage, resulting in a reliable comustion with improved engine starting and acceleration.

Longer Service Life

Pure Platinum Centre electrode gives a 25% longer service life over BOSCH Super Plus spark plugs

Increased Fuel Efficiency, Smoother Idling and Acceleration 

• Heavy duty tapered electrode for reduced electrode temperature, and improved access to air & fuel mixture.