AMR, JB4, WEISTEC, RENNTECH
I am almost sure i am going to go with AMR Comport since AMR ppl were very helpful and explained everything about tuning to me (ECU tunes).
BUT some of my friends are telling me to go with JB4 and some say Weistec, and one buddy says Renntech ㅡㅡ.....
any infos with those company ECU tunes ?? or what you guys recommend and why ??
1 most important factor to me is with the tune i want the car to be safe; dont want my engine to blow out or any issues with engines. So i guess reliability after the tune is my biggest factor.
so any inputs will be greatly appreciated

I am almost sure i am going to go with AMR Comport since AMR ppl were very helpful and explained everything about tuning to me (ECU tunes).
BUT some of my friends are telling me to go with JB4 and some say Weistec, and one buddy says Renntech ㅡㅡ.....
any infos with those company ECU tunes ?? or what you guys recommend and why ??
1 most important factor to me is with the tune i want the car to be safe; dont want my engine to blow out or any issues with engines. So i guess reliability after the tune is my biggest factor.
so any inputs will be greatly appreciated

-Logging capability
-Cost
-Pretty much same gains/times as ECU tune
-undetectable by dealer(retain warranty)
-can be removed in minutes
-can be resold
-customer service is top notch!
I am almost sure i am going to go with AMR Comport since AMR ppl were very helpful and explained everything about tuning to me (ECU tunes).
BUT some of my friends are telling me to go with JB4 and some say Weistec, and one buddy says Renntech ㅡㅡ.....
any infos with those company ECU tunes ?? or what you guys recommend and why ??
1 most important factor to me is with the tune i want the car to be safe; dont want my engine to blow out or any issues with engines. So i guess reliability after the tune is my biggest factor.
so any inputs will be greatly appreciated

I am almost sure i am going to go with AMR Comport since AMR ppl were very helpful and explained everything about tuning to me (ECU tunes).
BUT some of my friends are telling me to go with JB4 and some say Weistec, and one buddy says Renntech ㅡㅡ.....
any infos with those company ECU tunes ?? or what you guys recommend and why ??
1 most important factor to me is with the tune i want the car to be safe; dont want my engine to blow out or any issues with engines. So i guess reliability after the tune is my biggest factor.
so any inputs will be greatly appreciated

I was on the same boat as you 5 months ago. I ended up choosing the AMR rv3.1 tune and don't have any regrets. The car is a blast to drive & very quick. Idles & behaves just like stock until you floor it then hang on. Get this tune!
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https://www.burgertuning.com/pages/faq
The Best of Mercedes & AMG
In comparison to AMR, Eurocharge, etc the price is higher for the tune. Reliability and quality were the key factors in the decision process along with ease of the HHT to tune or revert back to stock. As much I didn’t want to pay over 1K more than Eurocharge, this is not the time to be cheap with a 75K car!
I will share more once I get the tune installed next week.
AMR: pricey but seems fine, waiting on some dragy times: https://mbworld.org/forums/c450-c43-...ck-turbos.html
renntech: for cab drivers 😂
Last edited by DLAMG_1979; Apr 8, 2021 at 04:23 PM.
If I’m running a stock car and want the best “plug and play” tuning box out there, it’s definitely Performmaster.
If I’m running a stock car and want the best “plug and play” tuning box out there, it’s definitely Performmaster.







