1 definition by dubber01
A Volkswagen GTI with a Jetta front end swap. The fenders, hood, bumper, grill, and head lights of a Jetta are swapped in with the that of the GTI's, hence JTI.
guy 1: Oh look, that dub has a Jetta front end swap with blacked out e-codes and a 20th lip!
guy 2: That's called a JTI dug.
guy 2: That's called a JTI dug.
by dubber01 April 20, 2009