The AD floormat from Carter’s is supposed to be recently updated and better than previously offered. I don’t have experience with the older reproduction.
The recent one is easy to cut perfectly, well marked on back side, instructions included (but not for shifter or brake).

•1951 GMC 250 in the Project Journals
•1948 Chevrolet 6400 - Detroit Diesel 4-53T - Roadranger 10 speed overdrive - 4 wheel disc brakes
•1952 Chevrolet 3800 pickup
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"First, get a clear notion of what you desire to accomplish, and then in all probability you will succeed in doing it..." -Henry Maudslay-