XCar takes a look at the Porsche 991 GTS. The previous generation Porsche 997 GTS was a revelation. Strictly a ‘bin-parts’ car from Porsche, the 997 GTS was a sum better then its individual parts and instantly was considered the 997 to buy outside of the Porsche 911 GT3. Does the new generation 991 GTS stand to the same test? View and find out.