any 2012 and up cls 550 owners get the renntech ecu tune? - 6SpeedOnline

Apr 17, 2013 | 07:12 PM

saraojo

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any 2012 and up cls 550 owners get the renntech ecu tune?

any 2012 and up cls 550 owners get the renntech ecu tune? I was previously considering a cayenne, but after test driving and seeing the deals for the 2013 cls i might consider getting one instead. anyone here buy one recently?

Apr 23, 2013 | 11:34 PM

knext

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i am doing my research on this tune from renntech. if anyone else has some info on this, please share.

Apr 24, 2013 | 08:00 AM

saraojo

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Ironic how renntech sponsors this forum yet no replies from anyone. Haha.

Apr 26, 2013 | 02:08 PM

WHITE S

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I've been thinking of getting the tune for my car but just worried about warranty issues. If it makes u feel any better I've read some pretty good reviews online.