Ignition Coil for Mazda CX-7 MX-5 3 6 Miata Sport L4 2.0L 2.3L 2.5L C1683 UF540 DIRECT REPLACEMENT/ UPGRADE over your original stock coils. We only use the highest grade materials. This makes our product durable and reliable under extreme conditions while providing High Electrical Resistance, strong Spark from plugs, and being resistant to Corrosion and Abrasion IGNITION COILS for, 2.0L 2.3L 2.5L, 6 2006 to 2013, 3 2006 to 2012, 3 Sport 2012, CX-7 2007 to 2012, MX-5 Miata 2006 to 2012 MAZDA owners please check fitment bar and description before you BUY IT as the ignition coil pack can change based on the year/ month of manufacture of your vehicle Interchangeable/Compatible Part Numbers: Uf540, 5c1740, L3g2-18-100a, L3g2-18-100b, L3g2-18-100b9u, 3453, L3G218100A9U, C1683, 5C1740, L3G2-18-100B, L3G2-18-100, L3G2-18-100-A, L3G2-18-100-A-9U, L3G2-18-100-B, L3G2-18-100-B-9U, L3K9-18-100-A, L3K9-18-100-B, L3G218100, L3G218100A, L3G218100A9U, L3G218100B, L3K918100A, L3K918100B, UF540, UF-540, 610-58723, L3G2-18-100B, 178-8350, 178-8527, E1040, 50223, L3G2-18-100, DQ50160A One Year Warranty