Hennessey HP1000 tunes the Cadillac CT5-V Blackwing up to 1,000 hp
For the Cadillac CTS-V, Hennessey Performance created an HPE upgrade that increased output from the stock 640 horsepower and 630 pound-feet of torque to as much as 1,000 hp and 966 lb-ft. Since the CT5-V Blackwing that’s succeeded the CTS-V uses the same engine, it’s only natural for Hennessey to repeat the trick. Called simply