ring this dude, his names tom 0438843693,hes a good bloke and he'll do it cheep. he can also supply intrution bars cheeper than every where elce,he works from home. i used best enterprises for a silvia that i had,expencive but they do the job.doin it ur self is another very cheep way of doin it, just get some one to weld the bar's in for ya and all the rests childs play,thats what ill be doin from now on.