Police say they're looking for Daniel Garcia, 29, in connectino with a pipe bomb that detonated underneath a vehicle in Fairfield last month.
Last month's incident comes two months after an elderly Vacaville resident was injured when a pipe bomb hidden inside a newspaper detonated.
Vacavillle Police searched Garcia's home on Thursday where they discovered a pipe bomb. Police later safely detonated the explosive device.
Garcia is described as standing 5 feet, 10 inches tall and weighing 250 pounds. Garcia is a resident of Fairfield but has been known to frequent Vacaville.
Police are offering a reward of $200,000 for information that leads to Garcia's arrest.