which headlight bulbs

[Shaqs77]

just seen one headlight bulb is blown so need to replace it.  but which one do i need?

 

according to auto bulbs direct i need H1

http://www.autobulbsdirect.co.uk/subaru-impreza-saloon-2003-03

 

according to power bulbs i need H4

http://www.powerbulbs.com/vehiclelookup/P/GB/107/4719/16316/s444nkk

 

without physically taking the bulb out to check, can anyone give me a heads up please.  its a 53 plate blob sti type uk

 

thanks

[stants]

Do you have dipped /high beam in one assembly ? If so h4 needed, if you have separate lamps for dipped/high then h1

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[Mark D]

On my 2001 legacy I have 2 bulbs, h1 is high beam and h7 is headlight.

On my friends 2000 Impreza classic shape she has 1 bulb for both like stants mentioned which is h4.

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