NGK Iridium Spark Plugs, 08-09 Caliber SRT-4
Model Number: 221263
These spark plugs are offered in one range colder (perfect for Caliber SRT-4s with increased boost) and two range colder (for 20+ psi of boost).
Be sure to select which plugs you want from the drop down menu below before adding them to your shopping cart.
These spark plugs are the most popular, and best spark plug available for the 08-09 Caliber SRT-4.
Why? Well, they have excellent heat durability, help provide a consistent spark that will help you have a smoother idle, eliminate any stumbling, and maximize power!
These do NOT come pre-gapped. You'll have to gap them yourself, we recommend 0.032" - 0.035" for the Caliber SRT-4.
This listing is for a set of four spark plugs. Quantity of 1 means a set of four plugs.