Sorenson made the old "points and condensors" for pre-electronic ignition systems for many years and I suspect they still do.
I used their products in these old cars from the 60's and very early 70's.
They are a legitimate company; however, I cannot speak with certainty as to the quality of anything they make for a German auto.
1991 300-SEL - Model 126
M103 - SOHC
James Madison - Oppressors can tyrannize only when they achieve a standing army, an enslaved press, and a disarmed populace.
Liberty Firearms Training - After years of trying to regulate California criminals with a never ending stream of gun control laws they have still not given up with the belief that if they make something a crime that criminals will miraculously start obeying the law.