Integrated Engineering Water Meth Throttle PlateDrilling and tapping into the factory 2. 0T FSI TSI plastic intake manifold for water meth ports often leads to leaks or cracked and broken manifolds. Skip the trouble with IE's easy no fuss water meth throttle body spacer solution. Make installation of your water meth kit a simple job. This plate gets sandwiched between the throttle body and intake manifold, allowing you to run a 1 8" NPT nozzle right after the throttle body. Manufactured from 6061