The APR high-performance ignition coil packs are an easy-to-install upgrade for the 1.8 / 2.0 TFSI EA888.3 / EA888.4 engines used in various V.A.G vehicles, such as the Leon 3 Cupra, Golf 7 R, Golf 8 GTI, TT 8S, S3 8V, and S3 8Y. Available in a set of four, these APR coils replace the OEM coil packs..