2JZGTE eBay Exhaust Manifold (does it fit?!)

Chapters in this video:
00:00 Intro
01:18 Metal quality
02:00 Problem 1
05:38 Titanium grades
06:50 Problem 2
07:40 Solution 1
08:05 Solution 2
08:26 Disadvantages
09:25 Recommended???
OEM Thread size is m10x1.25
Speedfactory studs/nuts 54mm studs. 6AL-4V (grade 5 titanium)
www.speedfacto...
Nut discussed around 7 minutes: m10x1.25 6AL-4V (grade 5 titanium)
eBay seller sonic gears
Bolts pictured around 7:50: eBay seller topliu1983, m10x1.25 6AL-4V (grade 5 titanium)
Fitting the exhaust manifold:
Lower studs 3 and 4 were replaced with bolts. Then I slotted the flange beneath all 6 studs so the manifold could be slid down behind the two bolts. Then all 6 top studs were screwed in, then the washers and nuts followed.