NGK Iridium Spark Plug Box of 4 (LTR7IX-11)

NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti-fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to an NGK Ruthenium HX plug.
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability.
CADILLAC CTS 2014, XTS 2014, (COLDER HEAT RANGE THAN OE) LTR5IX-11 (STOCK #4344)

Fitment:
Cadillac CTS Vsport 2014
Cadillac CTS Vsport Premium 2014
Cadillac XTS Vsport Platinum 2014
Cadillac XTS Vsport Platinum 2015
Cadillac XTS Vsport Premium 2014
Cadillac XTS Vsport Premium 2015