I have a log booked, competition spec 911 rally car. If you want the look of a safari car and desire to run BIG tires, then a lift is needed. I run proper 195/70r15 rally tires and my shocks are stock length EXE-TC from the UK. My car is a tinge over US spec right hight for gravel competition.
On 195/70r15 Gravel tires
Tarmac spec