Fire engine. (Image: Archant)
Firefighters battled a six-car blaze at Avid Auto Repairs in Yaxley on Saturday evening.
Two crews were called to the fire in Imperial Way at 9.17pm, where they used hose reels and jets to extinguish the flames.
The cause of the fire was deliberate.
Crews returned to their stations by 10.55pm.
Anyone with information should contact the police on 101 or Crimestoppers, anonymously, on 0800 555111.
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