Re: subframe mm
They will stiffen up the car noticeably and eliminate flexing and twisting in the turns.
Definitely get the weld in's...I'd guess it'd be an hour or so worth of labor to have them installed.
Send John at NQS a PM. I do believe he carries MM subframe connectors.
12 Black GT500 SVT PP l VMP TVS l JLT123 l O/R X l 28x11.50Rx15 M/T Street R's l BMR Suspension l Recaros
03 Sonic Blue 3.8 / 17 Magnetic Fusion Sport 2.7 EB