Do you have a 2025 CT4-V Blackwing and want to get it tuned by the best? Are you looking to stay with EPA catted downpipes and still make monstrous gains of 150 to 190 whp across the entire powerband? Don’t worry. Tapout Tuning has you covered.
Brian drove in from New Jersey to up the ante on his 2025 CT4-V Blackwing with six-speed manual transmission. He opted for our Purple Belt Performance Package with EPA catted downpipes. You should have seen his smile coming back from the final test drive!