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GAD Tuning - Essex

444 views 0 replies 1 participant last post by  JDK20_M135i 
#1 ·
Afternoon,

Wanting to get my M135i mapped. Has anyone used GAD tuning before in Essex? They seem to know what they're doing and have a 5 million pound insurance which covers any failure to the car due to their software?

Any help would be appreciated.

Thanks

Josh.
 
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