BMW M3 E46 3.2 S54B32 24V FCP racing valve spring

Part number FCPVSTRSB/16
FCP Engineering high performance valve double spring and titanium retainer kit
BMW E30 E36 – 1.6 1.8 2.0 (for M42, S42 engines, only with 6mm valves!)

Part number FCPVSATFSI/20
FCP Egineering high performance valve single spring kit
Audi TT RS, VW Jetta, Rabitt (2005->) – 2.5 20V TFSI