The rear windscreen on the blista has bugged collision making it bulletproof and the rear windows can't be shot from the inside. The contender also has bulletproof rear windscreen if it has "extra_3". This is also the case with the soft top variant of the Feltzer.
This is copy-pasted from the gtaforums reply.
The rear windscreen on the blista has bugged collision making it bulletproof and the rear windows can't be shot from the inside. The contender also has bulletproof rear windscreen if it has "extra_3". This is also the case with the soft top variant of the Feltzer.