If you want to fit a Samsonas RWDS sequential or a H pattern dog box to your a70 supra we can provide a x member to suit but keep in mind there will be alot of gearbox tunnel modification to suit.
Please contact us if you wish to go down this path and we can advise what spec gearbox to order and what is involved this is no cheap or easy exercise by any means but is an amazing gearbox.