Absolutely nothing, but they don't sell the OEM.

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I never go far without a little Big Star

1994 E500 199/Gray 82k
84 300D (Salty) Orient Red/Palomino 141k
88 300CE (Ersatzhammer) 904/Java 163k -- Turbo Technics twin turbo kit, AMG Gen I body kit, Sportline steering box and steering wheel, Sportline/Eibach /Bilstein Sport/500E suspension, Quaife LSD in 210 mm diff case, Silver Arrow brakes.
88 300CE Brabus 3.6 199 on Black 44k

OK so who makes the OEM? That's really the question the OP was asking that nobody has yet answered. MB doesn't make it, and it's very likely one of the manufacturers previously cited.

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'02 BMW 325i
'85 300D 450k
'93 190E 2.6 170k(killed by tree)
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