Ox Motor sports have lots of M35 stuff especially tower & strut bars (front & rear) not sure where they are located but worth checking out.
http://www.oxmotorsports.co.jp/
Mines will have plenty of go fast bits especially that ECU for the VQ25DET . . If you rocked up with Cash I am sure they will give you one. . just ask for a 98 RON tuned one. .
Mine's Co., Ltd
5-7-25 Hayashi, Yokosuka City, Kanagawa 238-0315
TEL 046-857-3313 FAX 046-857-2708