Japanese Specialist Near Sheffield
Discussion
Well regarded in MX-5 circles - http://autotronixdevelopments.co.uk/
I used GR Performance for some work on my Scoob and a remap. Gary did a fantastic job for me and is a top bloke. I'd definitely recommend him. Felt a new car afterwards, not just for the extra bit of power I got but it just runs so much smoother and just feels much better to drive now. He's worked on a few high power Supra's too. He does a lot of 400/500bhp+ Jap builds so he knows his stuff.
He is busy though and can be difficult to get hold of, try sending him a message on Facebook or his site.
He is busy though and can be difficult to get hold of, try sending him a message on Facebook or his site.
Edited by mfnick on Thursday 27th November 21:19
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