Update w/ Video :: Exhaust Inserts (Silencers) for MHP Long-tube Headers :: C63
07-29-2017, 11:36 AM
#26
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2012 C63;1971 280SE 3.5(Sold);2023 EQS 450 SUV 4 Matic (Wife's)
I wouldn't waste my time on this. I believe MHP - Modern Horsepower has closed after years of drama. It also sounds like this was not a good solution to quiet down the LTHs but it did work to a degree. Superlube was the only one that ever tried these inserts to my knowledge.
