Mine is a computer cut kit and I don't have that seam.
My installer and I reviewed all the templates and picked the cleanest one. The cleanest one is the hardest to install but a good installer should be able to do it flawlessly.
2014 ///M5 Individual Frozen Grey, Silverstone Full Merino, Piano Black, Exec Pkg, Drivers assistance plus, LED Pkg, Bang and Olufsen, 20" 343M Forged Alloy Wheels
Countermeasures: Bel StiR+, Laser Interceptor Quad HP, Zaon MRX
Upgrades: Eisenmann Sport with M Performance Carbon tips, Dinan anti-roll bars