When the C8 Corvette ZR1 was unveiled in 2024 ... For 1991, the final year for the twin-turbo C4 package, output rose again to 403 horsepower and 575 lb-ft of torque. The Callaway Twin Turbo ...

The C8 ZR1 is not only the most powerful Corvette ever made, it also packs the most powerful production V8 ever from an American carmaker. Under the bonnet sits a twin-turbocharged 5.5-litre ...

If you’re not satisfied with the grunt of your Nissan 370Z, Autotech Engineering offers a twin-turbo kit that boosts performance to 370kW. Autotech Engineering Nissan 370Z Stage 3 twin-turbo kit ...