Impetus' is a reissue of the American hard rock band's second EP, 'Passive Restraints', which was originally released in 1992. The reissue has two tracks added to it from the 'Naive' album.

Track Listing:
1. Impetus (Demo) - Clutch (3.18)
2. Pile Driver - Clutch (2.3)
3. Passive Restraints - Clutch (3.02)
4. Impetus - Clutch (3.31)
5. High Caliber Consecrator - Clutch (7.03)

Year of Production: 1997