GSX1400
Dynojet Powercommander Mapping
Performance air filter £35.00
Dynojet Powercommander £220.00
Labour and dyno time to fit and custom map to customer machine £100.00
Total = £335.00
Full Akrapovic 4into1 sytem (with titanium or carbon silencer)
Gives genuine 15hp at the wheel
Also saves 25Kg in weight Total = £550.00
add £30 for road legal silencer
High Lift Camshafts
Exchange High Lift Cams £220.00
Valve shims £60.00
Engine work labour to strip & rebuild, dial in cams, set valve clearances, etc. £320.00
Total = £600.00
Gas Flowed Head, Cams etc. 
Gas Flowed Head including 3 angle cut seats etc. £360.00
Exchange High Lift Cams £200.00
valve shims £60.00
Gaskets £50.00
Engine work labour to strip & rebuild, dial in cams, set valve clearances, etc. £400.00
Total = £1,070.00