SL-Class (R230) 2003 -- 2012: Discussion on the SL500, SL550, SL600

SL/R230: tuning / Chip

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Old 02-27-2019, 07:27 PM
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GLC300/SL550
tuning / Chip

I have an 07 SL550 are any of you guys tweaking these motors to get additional performance I do see some various after market tuning devices / chips on the market
Old 02-27-2019, 09:55 PM
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E55, GLS450, GL63, GLE350
Yes but don't waste your time on a NA engine. If you want quicker with a tune, get a bi-turbo.
Old 02-28-2019, 09:23 AM
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If you want quickest with a tune get SC 55.
Old 02-28-2019, 02:44 PM
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Originally Posted by GeeJayMaj
If you want quickest with a tune get SC 55.
The bi-turbo engines have the most power with a tune by a mile. Look for a 600/65 if you want to see massive gains on a tune only.

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