Porsche tuners Gemballa and RUF reveal off-road 911 concepts

If youve ever thought the Porsche 911 is good but lacking in all-terrain potential, Gemballa and RUF have just the thing.
German tuning houses and Porsche specialists, Gemballa and RUF, have revealed off-road versions of the iconic 911.
Gemballa’s Avalanche… [+2653 chars]Source