guys 
just got a jetta sport 2.0tdi, amazing good choice, i have noticed that there are a few places offering chip/box upgrading to 170ish bhp for £100 to £350 , anybody done this does how do you feel the difference has made and what method did you choose.
thanks in advance
jase
	
		
			
		
		
	
				
			just got a jetta sport 2.0tdi, amazing good choice, i have noticed that there are a few places offering chip/box upgrading to 170ish bhp for £100 to £350 , anybody done this does how do you feel the difference has made and what method did you choose.
thanks in advance
jase
	
 
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