Description:

[Vehicle Fitment]: Compatible with Buick Cascada 2016-2019 L4 1.6L. [Reference Number]: UF-821, 55569253, 55595516, 91970, ILNAR8B7G, UF821. [Specifications]: Terminal Quantity: 4; Terminal Type: Blade; Mount Type: Bolt On; Mounting Location: Valve Cover; Voltage: 12V. [Attention Note]: Using High-Performance Iridium Spark Plugs. Much better than Nickel and Platinum.