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The 997 chassis fatigue week point is the shock towers. This is why professional teams and even factory teams Will seam weld the chassis especially around the shock towers to prevent any lateral flex.
I don't think these are necessary for low hour chassis, but the front and rear brace might be worth looking at and testing only hundred plus our chassis.
But also remember that stiffer isn't always better...
If its a PMNA part and approved for GT3 Cup spec use in the one make porsche approved series im sure it will be ok for PCA or get approved if someone challenges.
I have one of these bad boys for sale. $300 picked up in Santa Clarita. I'll throw in a free Fabspeed gt3 carbon intake. Missing the carbon plate, but complete pipe and filters included as shown in the image below.
Last edited by madmurdock; 10-06-2022 at 01:41 AM.