Audi / VW 1.8T 20v To 2.0T FSI Coil Conversion Kit - Harness and Adaptor plates. This kit comes with adaptor plates and harness needed to upgrade a VAG 20v 1.8T ignition system to the more reliable 2.0T TSI ignition platform, providing the ability to run a set of R8 or 2.0T FSI top coilpacks. The kit eliminates the problematic standard Ignition system and upgrades to the more reliable setup found in the later 2.0T FSI.