Greetings from Finland

eedesign

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Oct 6, 2025
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Hello, I live in Finland but came for this forum for a reason. More if that later.

I have owned my Z3 Coupe 2.8 for 17,5 years and it has now 259599km’s on it, which of over 200000 I have driven myself.
It is 1 of 1 preproduction coupe, with no paint code Individual Pearlescent White paint, Interior was full black, but now almost everything from seats back is made from carbon fiber. Over the years I have modified and studied the car and designed parts for my car. This has evolved into selling them all over the world, last Z3 brake cooling & ramair parts I sent to Guam, small Micronesian Island in the middle of Pacific Ocean.

Here is photo of it from 2012, already 5 years into ownership back then... Rocking first generation of Forgestar F14 wheels...


This photo is from 2020. Here in redesigned stronger wheels, Porsche Brembo / CSL custom brakes, AST 5100 custom suspension and it had second set of cams. I have driven from 2017 with S52 and Schrick cams.


Here it is 2021, already gained first generation ramair system and carbon sills.


Car weights 1180kg, has stock seats and full interior and about 1kW of hifi, albeit all weight conscious.
Last year, after 10 years of having first lithium battery, the dealership burned it by using lead battery charger... I had to fix it... Here I have just designed and manufactured custom tool box. And the rear floor has ladder type stainless steel reinforcement that directly bolts to 2 ear diff cover:


And here it is in standard covered form. I manufacture from order also those rear shock access hatches. They are machined billet aircraft aluminium through out.
The large center box is my acoustic design subwoofer box that has drivers at the ends and it is reflex tuned to 35Hz. 80cm / under 4kg total. On top of it is carbon corefoam sandwitch strut. Trunk floors are also similar construction and have had 120kg of concrete blocks on them once.


2022 Car got underbody aero mods that had been thoroughly thought out.
Rear diffuser is not applicable because floor before it is uneven like potato field, instead I designed dual wing elements in decent ground effect proximity, and the rear cavity under the rear bumper no longer creates massive amounts of lift and drag both sides of it. Change into stability and how impossible car is not to get into aquaplaning even on bald super sport tires is just remarkarble. Gained also more top speed and goes way easier through air which is nice.


Here is the car today, with front Carbon Fiber-Twaron front splitter with full wing underside to balance rear aero. It was must to do and works beautifully and is understated. It was 3D-printed and then after composites the core was removed, so it is 250grams only aircore now. And also on front foglight hole there is latest full 102mm / 4” ramair system from intake side foglight.


Car is still seeing evolution, yesterday the rear portition of exhaust was done new. I had low quality cat, and the Supersprint Race cat back had bad design flaw that restricted exhaust flow greatly. Full exhaust system starts to be quite custom with 3 interchangeable middle sections and also car has scaled maf, large injectors... quite a lot of mods, not easy to do list of everything. It is quite a bit faster and more agile and able than when it was stock.

I would like to show some of the parts better in second post if that is okay. I have sold some parts into UK over the last 6 years but mostly into USA and around Nurburgring. I make them individually from order and I also sell 3D-print files for cheap to those who have capability for that. I have also high end parts to Z3M / E36 including S54 CSL and some to E39 M5 and F01/F10/F11 rear steering fix etc etc... But here was sort intro of me. I am also on instagram on my personal @djremotion and my inventor entrepreneur account: @erik_eriksson_design
 
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