Cadillac XT4 Spark Plugs
- NGK®Laser Iridium™ Spark PlugLaser Iridium™ Spark Plug by NGK®. NGK manufactures all types of spark plugs and glow plugs featuring the latest in technology. Manufactured with both laser welded Iridium center electrode tip and a platinum disc welded to the...Laser welded Iridium center electrode tipPlatinum disc welded to backside of ground electrode provides long life$7.71 - $26.23
- ACDelco®GM Original Equipment™ Iridium Spark PlugGM Original Equipment™ Iridium Spark Plug by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$10.36 - $27.39Save: up to 17%$8.81 - $23.28
- ACDelco®GM Original Equipment™ Iridium Spark Plug (41-103IP)GM Original Equipment™ Iridium Spark Plug (41-103IP) by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$14.99Save: $2.55 (17%)$12.44
- NGK®Laser Iridium™ Spark Plug (94524)Laser Iridium™ Spark Plug (94524) by NGK®. Often specified as original equipment, NGK Laser Iridium spark plugs are the best combination of performance and longevity. Iridium tip is six (6) times harder than platinum providing the...Manufactured to boost your engine’s performanceEngineered utilizing the finest materials and equipment$12.20