C-Class (W204) 2008 - 2014: C180K, C200K, C230, C280, C300, C350, C200CDI, C220CDI, C320CDI
View Poll Results: how much power will there be after such stage 1?
300-310 H.p. 280-290 N.m.
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310-320 H.p. 290-300 N.m.
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290-300 H.p. 270-280 N.m.
1
50.00%
280-290 H.p. 260-270 N.m
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I want to chip the M272 3.5 engine and how much power will it add?

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Old Aug 23, 2025 | 01:54 AM
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David M272 c350's Avatar
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Mb c350 w204 2009 4 matic
I want to chip the M272 3.5 engine and how much power will it add?

Guys, my engine has stock values ​​of 272 hp and 240 NmI want to make stage 1 by flashing the gearbox and engine and also change the stock manifolds.How much will this give in hp and Nm in total?
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Old Aug 24, 2025 | 08:02 AM
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2015 SL400 (M276 Turbo), 2014 C350 Sport (M276 NA), 2004 SL500 (M113), 2004 Audi TT225 (BEA)
It will give you probably as much hp as sticking a turbo badge on your car. Gains will be negligible and not worth the expense unless you think 10hp is significant.
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Old Aug 24, 2025 | 10:21 AM
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2014 S63 2010 ML350 Bluetec 2009 SL550
What he said - you need a turbo motor in order to see any meaningful boost from an ECU swap or flash. Headers may net you a few hp up top at the expense of torque down low. Probably not a good move unless this is a track car.
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Old Aug 24, 2025 | 10:24 AM
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W204 C250 Sport (AMG Package with Pano Roof)
Originally Posted by David M272 c350
Guys, my engine has stock values ​​of 272 hp and 240 NmI want to make stage 1 by flashing the gearbox and engine and also change the stock manifolds.How much will this give in hp and Nm in total?
There really is little point with stock mechanicals and a naturally aspirated engine. No boost to increase you see.
A TCU tune could make it feel snappier and more responsive, as would a throttle pedal tuner. Set up correctly these devices can improve subjectively, the way a car drives. Mercedes have notoriously conservative drive by wire throttle potentiometer curves. I have a roar pedal on my C250. It transforms the car. BMS make a decent unit too, but I like the Bluetooth connection on the RP.
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