Dont worry about your ecu falling out of your V1 we have the solution for you! The Pure Performance ECU box the the 04-05 CTS V is the ultimate solution for your old brittle plastic box can break and cause serious damage to your wiring harness. Our ECU Box is a metal case that bolts in place of the factory box and has a lid that bolts your ecu and secures it.
If these are out of stock please allow 4 to 6 weeks for a box to be made and powder coated.