C3 power boost

Anyone on this site know how to boost the output of the 1.4i 75bhp unit to 90 bhp?
Thanks in advance.
C3 1.4i

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go here www.Tunit.co.uk

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Don't go there - the guy is a muppet trying to sell "anti speed camera spray" in the previous post...
CAS
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You need a 'fast road' camshaft (e.g. Kent Cams, Piper Cams), free flowing exhaust (cat-back system, 45mm diameter) and different ECU software ('chip'), though I'm not sure the latter is currently available for the ECU of the C3's..

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