2016 Porsche 911 / 991 R - 911 R | Classic Driver Market
The Definitive Guide to Porsche 991 series 911: Everything you need to know about the Porsche 911 - 991 series (all models - gen1 & gen2), Neal, Grant, eBook - Amazon.com
Porsche 911 R selling for almost $1.3 million on used car market
The Definitive Guide to Porsche 991 series 911: Everything you need to know about the Porsche 911 - 991 series (all models - gen1 & gen2), Neal, Grant, eBook - Amazon.com