hi mate you can use t10 and t5 bulbs
1 x T5 LED Bulb
3 x T10 LED Bulb
these just plug in
i used http://www.ebay.co.uk/itm/5x-194-501-T10-5-LED-BLUE-Refractor-Wedge-Car-Lights-K-/170376987189?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item27ab428235
and
http://www.ebay.co.uk/itm/10-x-286-LED-BLUE-T5-Dashboard-instrument-bulbs-BRIGHT-/230794749323?pt=UK_CarsParts_Vehicles_CarParts_SM&hash=item35bc70658b
thats for the rear bulbs that you removed , hope this helps
you might find them cheaper tho.
and with the needles, at moman they do this paint you paint on the needles and fit 2 uv leds and the glow
http://moman.pl/en/index.php?a=opis&k=29&id=747