Pure 900 Turbo first impressions. WOW!!

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Old Dec 9, 2022 | 09:07 PM
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Pure 900 Turbo first impressions. WOW!!

Just loaded tune up a few hours ago from ECC. i have the Pure 900 turbos and catless downpipes. These use the stock housing.

Previously ran the 100 octane tune with catless pipes. That setup was a lot faster than stock. I’d say the difference is even bigger from 100 octane tune to the Pure 900 and 100 octane tune.

Incredible !!! I mean a complete game changer.

I was concerned about losing a little down low and also possible turbo lag. well after driving it for two seconds i could see that was not an issue at all. I have never lost traction with this car off track with my AR1 tires. Even when I was running the smaller 305 out back. I now have newer 325 AR1 out back. Lost traction first time I goosed the throttle.

Insanely fast. Pulls harder down low. No noticeable turbo lag. LOTS more power. Doesn’t fall off after 5k rpm like before. keeps building power to redline.

Im totally blown away. I’m actually glad my stock turbos got ruined. forced upgrade. $6k for turbos and install. Actually that install included upgraded cheek radiators too so not even that much. You do have to upgrade your tune. for me that was only $1k since i had a stage 2 tune already.

Stunning improvement. I’m super happy with my choice and so glad I didn’t put stockers back in

Last edited by dllhg; Dec 9, 2022 at 09:17 PM.
Old Dec 10, 2022 | 10:11 AM
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'18 AMG GTR
where did you have this work done??
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Old Dec 10, 2022 | 10:16 AM
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Originally Posted by KJenmanLow
where did you have this work done??
i just had my local guy do it on the side at his place Works out of his house. not a mercedes’ guy. He worked on my C7Z a bit as well.

Tune is ECC
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Old Dec 10, 2022 | 11:18 AM
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Glad this worked out for you.

Can you remind me what exactly ‘killed’ your OEM turbos again?
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Old Dec 10, 2022 | 11:31 AM
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Originally Posted by thebishman
Glad this worked out for you.

Can you remind me what exactly ‘killed’ your OEM turbos again?
Im pretty sure it was forcing the exhaust valve closed with my Cete Pro controller at the track. I was closing for about 10 seconds per lap but up to redline twice per lap. No way to ever know but seems likely culprit. turbo damage was on exhaust side as well.

Im choosing to look at it as a fairly cheap upgrade with massive gains vs costly mistake 😊
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Old Dec 10, 2022 | 11:34 AM
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I should add that this far exceeded my expectations. I expected noticeable gains of course but the power level is just nuts across the whole rpm band.

ECC put a conservative tune on it as well knowing i’ll be beating on it at the track. i’m going to add a second tune for max power I can use for daily and drag strip.
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Old Dec 10, 2022 | 01:42 PM
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Did you end up using the stock spark plugs and fuel system or are you bumping up the power and boost levels such that it would require a colder heat range and more fuel?
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Old Dec 10, 2022 | 02:39 PM
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Originally Posted by LTHL VPR
Did you end up using the stock spark plugs and fuel system or are you bumping up the power and boost levels such that it would require a colder heat range and more fuel?
At the advise of my tuner I did not. Said to stick with stock plugs and stock gap.
I’m keeping it dialed down for now so no need for fuel upgrades. i have thought about it though. prob another $4k installed and gain another 100 whp. I believe stock system tops off at around 700.

It amazes me how much faster this is than the 100 octane tune on stock turbos. That felt FAST. Was 3-4 mph faster all around the track at my normal braking points. This is a LOT faster. Feels great. taking it to Thunderhill tomorrow and monday. don’t have much experience there but a friend is also going to drive it and he is a pro level driver. I can’t wait to see what it can do.

Last edited by dllhg; Dec 10, 2022 at 02:45 PM.
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Old Dec 11, 2022 | 06:39 PM
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Originally Posted by dllhg
At the advise of my tuner I did not. Said to stick with stock plugs and stock gap.
I’m keeping it dialed down for now so no need for fuel upgrades. i have thought about it though. prob another $4k installed and gain another 100 whp. I believe stock system tops off at around 700.

It amazes me how much faster this is than the 100 octane tune on stock turbos. That felt FAST. Was 3-4 mph faster all around the track at my normal braking points. This is a LOT faster. Feels great. taking it to Thunderhill tomorrow and monday. don’t have much experience there but a friend is also going to drive it and he is a pro level driver. I can’t wait to see what it can do.

Curious to hear.
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Old Dec 11, 2022 | 10:36 PM
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Why not use EC for install?
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Old Dec 12, 2022 | 12:04 AM
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Originally Posted by AMG 17GT
Why not use EC for install?

EC for tune ? Car came with ECC Eurocharged Canada. just kept upgrading that tune. They used to work together.
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Old Dec 12, 2022 | 12:31 PM
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Love to read how happy you are with them! They've been on my wish-list for a while - wish I didn't have to eat the cost of switching tunes from Renntech
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Old Dec 12, 2022 | 01:09 PM
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Originally Posted by Hetzle
Love to read how happy you are with them! They've been on my wish-list for a while - wish I didn't have to eat the cost of switching tunes from Renntech

Rentech offers upgraded turbos. Perhaps you could get upgraded tune from them ? Prob don’t want to give tunes for other turbos though. Their turbos were super expensive. These are super reasonable at about $3500 with core exchange.

Last edited by dllhg; Dec 12, 2022 at 01:12 PM.
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Old Dec 12, 2022 | 01:26 PM
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Originally Posted by dllhg
Rentech offers upgraded turbos. Perhaps you could get upgraded tune from them ? Prob don’t want to give tunes for other turbos though. Their turbos were super expensive. These are super reasonable at about $3500 with core exchange.
Exactly - I've already confirmed Renntech won't tune other turbos. Cost wise, the Renntech kit is ~14k, which may drop to 12k given I already have their tune. Add tax and the pre-installation / shipping total is ~$13.2k

Pure would be about $3.5k for turbos + $3k for tune from EC + tax = ~$7.2k
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Old Dec 12, 2022 | 02:09 PM
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Originally Posted by Hetzle
Exactly - I've already confirmed Renntech won't tune other turbos. Cost wise, the Renntech kit is ~14k, which may drop to 12k given I already have their tune. Add tax and the pre-installation / shipping total is ~$13.2k

Pure would be about $3.5k for turbos + $3k for tune from EC + tax = ~$7.2k
that’s crazy expensive. I can’t imagine theirs produces any more power. I mean if it retains factory warranty etc I guess I could see people paying that.
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Old Aug 9, 2023 | 02:33 AM
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amg gtc 2020 bk
try this

https://www.wagner-tuning.com/produc...200001166.html
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Old Aug 9, 2023 | 11:58 AM
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Does anyone run these (Pure 900) with the stock cats (no downpipes mods)? I too am using the Renntech tune so that would become throw-away code
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