Chevrolet LT1 / LT4 engines (Camaro, Corvette, crate) standalone ECUs
General Motors' Gen V LT1 and supercharged LT4 6.2-litre direct-injection V8s, used in the Camaro, Corvette and as crate engines.
- Engines
- LT1/LT4 6.2 V8 GDI
- Layout
- 8-cylinder
You have 2 plug-in ECU options for the Chevrolet LT1 / LT4 engines (Camaro, Corvette, crate) from Syvecs. 42 wire-in ECUs can also run its 8-cylinder engine with a custom loom, from US$420.
Prices checked and include the ECU.
Your options for this car
New to this? Three ways to fit an aftermarket ECU explains each one in five minutes.
Dedicated plug-in 0
Built for this car. Goes where the factory ECU was and plugs straight into the factory loom.
None listed for this car.
Standalone + adapter harness 2
A general-purpose ECU with an off-the-shelf harness that joins it to the factory ECU plug.
None listed for this car.
Wire-in ECU 42
Any ECU with the right features, on a new or rewired loom. Best for race cars, swaps and big changes from factory.
From US$420 plus loom →
Reflash
Keep the factory ECU and rewrite its tune. Usually the cheapest, keeps every factory feature, but limited to what the factory hardware can control.
Reflash options for this car are still being checked.
Plug-in ECUs for the Chevrolet LT1 / LT4 engines (Camaro, Corvette, crate)
2 options, cheapest first. Each one links to its full specs and sellers.
Syvecs GM – LT1 / LT4 Plug in Kit
Kit = S7Plus + GDI12 driver + LT1 adaptor harness + 2x NTK lambda; manual and 8L90 auto
Syvecs S7D GM – LT1 / LT4 Plug in Kit
Kit = S7D + LT1 adaptor harness + 2x NTK lambda; manual and 8L90 auto; 8HP via SyvTCM
No plug-in is listed for that chassis and year. A wire-in ECU below will still fit with a custom loom.
Wire-in ECUs that can run this engine
Cheapest current unit from each brand with at least 8 injector and ignition outputs, so it runs fully sequential.
Add a loom: built by your tuner or a loom maker. Filter every wire-in ECU by features and price
Find a tuner for these ECUs
Shops with their own dyno that tune the brands above.
About the makers: Syvecs