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      10-09-2019, 05:39 PM   #29
DPelletier
Second Lieutenant
Canada
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Drives: 2020 Z4 M40i
Join Date: May 2019
Location: Kelowna, B.C. Canada

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It's seems that despite blaming the hp difference on the GPF, it doesn't "cost" that much hp in other BMW applications?? There are significant hardware differences between the Z4's B58B30O1 and the Supra's B58B30M1 - heads, pistons, conrods, manifolds, turbos, etc.

https://g29.bimmerpost.com/forums/sh...1621271&page=3