Update
December 2021
This GB is cancelled.
Unfortunately, MFactory's V3 has critical vibration issues per all recent testings on the E9X M3 and E46 M3.
I am currently discussing with the actual, original manufacturer of the V2 and hold the patents of the proprietary flange design. I will be doing a pre-order for the E9X M3 shortly. I will also test, document and review a E46 M3 driveshaft later this Winter for a probable Spring introduction.
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Some cliff notes:
December 2021
This GB is cancelled.
Unfortunately, MFactory's V3 has critical vibration issues per all recent testings on the E9X M3 and E46 M3.
I am currently discussing with the actual, original manufacturer of the V2 and hold the patents of the proprietary flange design. I will be doing a pre-order for the E9X M3 shortly. I will also test, document and review a E46 M3 driveshaft later this Winter for a probable Spring introduction.
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Some cliff notes:
- Mfactory made a V3 claiming the carbon tube was improved and the proprietary flange was retained. Turns out we were lied to.
- They went back to the V1 flange proven to fail as they don't actually hold any patent or license.
- The carbon tube is made by a golf club manufacturer that doesn’t have the equipment to balance it.
- All testers had vibrations issues.
- He brushed all testers off and still shipped orders out. I raised red flags and was thrown under the bus.
- Upon digging, Mfactory did a V3 because the V2 had a price increase due to covid’s impact on Toray, the raw carbon manufacturer - and he couldn’t make it work with the initial E9X M3 GB pricing I had negotiated a year ago.
- The V2 is alive, available and actually manufactured by YFCM Composites LtD, the rightful patent holder to the flange proven to work out in the real world with 400+ installations.
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