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Performance

Performance, Tuners

How to choose a tuner

Choosing a tuner and performance parts suppliers are important decisions, unless the car is a true project car. There are a few questions you may want to consider before choosing. Who are you dealing with? What is their post/social history? What is their bad reputation? Can you deal with their […]

Air Intake, Performance

Cold Air Intakes — In Progress

Still in progress check back later! One of the increasingly popular discussions on FB CLS and, of course, tunedmercedes group is building custom air intakes. Apparently the black box dynos have been confirmed as real by a few people but most of those gains are for “tuned cars” with waste […]

Performance

Some of my favorite threads on MBworld

MBworld.org has some amazing knowledge.  It is a little deep though to dig through, and it isn’t always the most intuitively laid out.   Here are two of my favorite threads on MBworld. Build the most powerful CLS 550 4matic is one of my favorite threads on any forum hands […]

Cooling, Performance

Force Intercooler Pump to Always Run

While there are conflicting reports about the logic of the intercooler pump.  With mine it didn’t run all the time (you can hear it before she comes up to speed), and with this mod it did.  With this mod you get lower IATs.  Check out here: https://mbworld.org/forums/w212-amg/785054-reduced-iat-s-pump-rewiring.html I’ve heard a […]

Air Intake, DIY, Maintenance, Performance

Add An Oil Collector

Adding an oil collector on a direct injection engine can help maintain horsepower and mitigate issues with carbon build up on valves. I first heard of them reading a online forum “discussion” between two tuners and one brings up GAD tuning.  One thing I realized there are tuners that I […]

M278 Engine
Performance

Tuned Mercedes Engine HP & Torque Output

If you are looking for what a mercedes engine makes tuned you have found a good article to answer the question how much horsepower does a tuned mercedes engine make. M276 V6 Stock Rated 328hp 350 Tq Tuned ~410hp ~ 464 Tq Source OETuning Sold as 400, 450 M278 Stock […]

Air Intake, Performance

Removing stock M278 Air Dams

For some models like the C218 there are air dams in between the grill and the air intake tubes.  In the past I haven’t messed with these too much as I have had some weird noise issues from modifying these in the past. Well. No worries here with noise.  It […]