The Grams Performance 70mm drive-by-wire throttle body for Volkswagen MKIV vehicles is a direct-fit electronic throttle body with a 70mm bore and plug-and-play fitment. The market description positions the larger bore as key to supporting increased airflow on modified engines, with the listing and features noting the 70mm size and significant airflow capacity for tuned naturally aspirated and forced-induction setups.
Grams Performance VW MKIV DBW Throttle Body - Black