Acting on a tip-off, the STF held Satpal and Pavan Sharma, members of Anil Dujana gang. The duo is involved in a number of loot and murder cases, Western UP Special Task Force (STF) SP Rajeev Narayan Mishra said.
Two pistols and two cars were also seized from their possession, he said.
The STF and CBI had on Friday arrested two persons from Dhaula Kuan in Delhi and Ghaziabad in the case.
In another case, the Noida police arrested seven persons from Thana Phase 3 yesterday for allegedly looting people by offering them lift.
A luxury car, two motorcycles and 12 mobile phones were seized from their possession, police said.