Holley EFI 8 Channel CAN EGT Controller - 554-190 exhaust-flex-pipe and is finished off with

and is finished off with quad 4

86" on the diagonal

OEM - 52010345AF

1971-1971 Buick Skylark 455 CID

5L V8 1965 - 1966 Pontiac Bonneville 389/6

Holley EFI 8 Channel CAN EGT Controller - 554-190 exhaust-flex-pipe and is finished off withOverview: Introducing the Holley EFI 8 Channel CANBus EGT. Exhaust Gas Temperature data is critical information when your engine tune up is on the ragged edge. Knowing the exhaust temperature of each cylinder can help you identify potential horsepower left on the table, or pinpoint any weak links in your max effort race engine. You can also use this data to quickly identify a potential ignition misfire or stuck injector! Features: Compatible with HP