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				 Re: Orig. Lightbar for Chevrolet Caprice Police Car 
 
			
			On the light bar- that would be a federal Signal "Areodynic"  F/S Still makes replacement parts, so just do a search on Google.  If it is just the domes then you can order those new.  If it is the whole assembly then those pop up on E-bay and are typically the ones used on tow trucks and wrecker flat beds.
 Tell your friend no problem.
 
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