top speed pro-1 headers c55?
Anyone know anything about these or heard any good or bad reviews on these things?
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The Best of Mercedes & AMG

In terms of ease of install, the owner of AMS told me to expect roughly 10 hours for the install by someone who knows what they are doing. Seemed like a huge investment in something that did not generate much incremental power. So I stopped looking at them. This was over a year ago.



deleted. Kleemann gave me a powerchart from another car with similar
setup that showed 414 hp (at the engine) and 576 Nm.
But the figures wary of course from car to car. They thought that
the tune (incl. Ecu-tune) worked very well on my car after the testdrive...
Do you guys want to see some pictures from the operation?






