NGK Iridium IX Set Spark Plugs for Mercedes A45 / CLA 45 AMG W176

These high-performance NGK Iridium IX spark plugs are among the most popular upgrades for the Mercedes A45 AMG W176 M133 engines. Rated at 8, the SILZKFR8D7S spark plugs ensure excellent heat dissipation and unmatched ignition stability.

Specifications:

• Direct bolt on
• Sold as set of 4 pieces
• Iridium IX Technology
• Triple seal
• Made in Japan