2026 Cadillac CT4 V Blackwing Performance Parts

This kit replaces the factory pcv valve stopping airflow (and oil) into the floor of the supercharger on Gen V LT4/5 DI enginesTHESE ARE NOT RECOMMENDED FOR ROAD TRACK CIRCUIT USELT4 PCV 'plug' stops crankcase and oil flow direct to the supercharger.PCV can set...

CT4-V Blackwing owners, how does 28-30 additional rear wheel horsepower and NO CEL sound? Our new severe duty downpipes by ARH deliver just that and more! The incredible gains come with no additional changes other than the swap. Manufactured using heavy duty 5” G-Sport...

A dual 3" catback configuration constructed of US-sourced T304L stainless steel featuring a bespoke AWE X-pipe to harness the V6TT, patented drone-canceling 180 Technology®, full factory valve functionality, and rigidity where it matters most, all topped with quad double-walled, slash-cut tips in diamond black....

Designed to streamline the installation process of select aFe POWER intake systems, this extension harness allows for hassle-free relocation of the factory Mass Air Flow (MAF) sensor. Suitable for a wide range of projects or modifications that require the relocation of the factory MAF...

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan...

Quickly restore lost adjustment due to frozen or broken adjusters with this rear camber adjustment cam from SPC. This cam is designed to fit the Chevy Camaro as well as several Cadillac models and is sold per wheel. Order two kits to replace the...

Quickly restore lost adjustment due to frozen or broken adjusters with this rear toe adjustment cam from SPC. This cam is designed to fit the Chevy Camaro as well as several Cadillac models and is sold per wheel. Order two kits to replace the...

Corsa's Cadillac CT4-V Blackwing axle-back exhaust will give your Blackwing the sound it deserves! The system integrates flawlessly with the stock Cadillac Active Exhaust valve assembly giving the driver full control over the driving experience. Simply choose the driving mode you prefer and Corsa's...

Corsa's Cadillac CT4-V Blackwing cat-back exhaust will give your Blackwing the sound it deserves! The system integrates flawlessly with the stock Cadillac Active Exhaust valve assembly giving the driver full control over the driving experience. Simply choose the driving mode you prefer and Corsa's...

Corsa's Cadillac CT4-V Blackwing cat-back exhaust will give your Blackwing the sound it deserves! The system integrates flawlessly with the stock Cadillac Active Exhaust valve assembly giving the driver full control over the driving experience. Simply choose the driving mode you prefer and Corsa's...

A dual 3" catback configuration constructed of US-sourced T304L stainless steel featuring a bespoke AWE X-pipe to harness the V6TT, patented drone-canceling 180 Technology®, full factory valve functionality, and rigidity where it matters most, all topped with quad double-walled, slash-cut tips in chrome silver....