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FSE Boost Valve?

327 views 2 replies 3 participants last post by  DarrenH 
#1 ·
Hi All,
I'm not convinced that an FSE boost valve does anything to improve performance or drivability.
If anybody's bought one, what are your thoughts on them, including performance, or improvements in engine response. Also what about your mpg after fitting one.

Best Regards

Dave M
 
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