Roto-Fab 2016-19 Cadillac BIG GULP CTS-V Air Intake System Roto-Fab 2016-19 Cadillac BIG GULP CTS-V Air Intake System The 2016-19 Cadillac CTS-V Roto-fab Big Gulp series cold air intake system takes performance to the next level by using larger duct work to reduce restriction for those with power levels... MSRP: Was: Now: $649.99 Add to Cart