Remote Car Keys of Summoning, Greater (D20 Modern Equipment)
From D&D Wiki
Remote Car Keys of Summoning, Greater
This set of keys functions like the lesser Remote Car Keys of Summoning except that the summoned vehicle remains for up to three hours per day and has a minor enchantment that grants a +1 Initiative, +3 maneuver, and +5 hardness to the standard statistics to whichever vehicle the car keys are attached.
Type: Wondrous Item (magic); Caster Level: 10th; Purchase DC: 36; Weight: —.