Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp — Stage 1 file (+43 hp)
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Stage 1 file for Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp
Target +0 hp. Custom development for your engine.
Chip tuning for Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp ECU
Cadillac CT6 (2020) 4.2 V8 TT (CTS-V) 557 hp — premium petrol engine of the passenger segment of the General Motors group (США, 1911). Stage 1 chip tuning raises power from 557 to 600 hp (+43 hp, +8%) and torque from 850 to 900 Nm (+50 Nm). This engine ships with different ECU variants: Delco E80, Bosch T93. The flashing method is determined by the specific unit: OBD, Bench or Boot mode. In the CHIPOK database: 2 configurations · 2 ECU variants. A 2020 petrol engine — the latest era of encrypted firmware; OBD access is available on production units, Bench on sport models.
Cadillac is GM's flagship premium brand, a US rival to Mercedes and BMW. Cadillac is General Motors' premium sub-brand, founded in 1902. Cadillac shares platforms and engines with Chevrolet's premium segment. GM ECUs (E78/E80/E92) are Bosch-based but use their own checksum. Camaro SS / ZL1 / Corvette offer significant potential with hardware. Corvette Z06 / ZR1 form a calibration segment of their own.
HP Tuners is the primary tool for Chevrolet/GM in the US. The US Chevrolet community is the largest for Camaro, Corvette and LS-swaps. Camaro/Corvette confidently reach Stage 2 with hardware. HP Tuners is the leading tool for top Chevrolet models. Top Chevrolet Corvette / Camaro ZL1 engines sit at the power ceiling of the American performance segment.
Frequently asked questions
How many horsepower does the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp reach after a remap?
Stage 1 chip tuning on the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp boosts engine output by 43 hp: from 557 to 600 hp. Torque rises from 850 to 900 Nm (+50 Nm).
What changes in the Cadillac CT6 ECU after Stage 1?
Stage 1 on the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp is a software ECU calibration with no hardware changes. The key maps (boost/ignition/lambda/torque) are adjusted while factory tolerances are preserved. The gain is +43 hp with no hardware changes.
What does Stage 1 give on the top-spec Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp?
On the top-spec Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp engine, Stage 1 is the starting point before Stage 2 with a downpipe, intake and a larger intercooler. The mass-market factory calibration leaves substantial headroom for an aggressive software tune.
How does Stage 2 differ from Stage 1 on the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp?
Stage 2 for the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp is Stage 1 plus hardware changes: a downpipe, a larger intake and a performance intercooler. The gain is considerably higher, but it requires professional component selection.
How many ECU variants does the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp have?
The Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp has 2 ECU variants: Delco E80, Bosch T93. Before flashing you need to read the specific unit — calibration is done for the exact hardware/software.
Does Stage 1 void the warranty on the Cadillac CT6?
Stage 1 on the Cadillac CT6 voids the factory warranty on the engine and transmission — this is standard for all manufacturers. CHIPOK provides its own warranty on the quality of the remap.
How quickly is chip tuning of the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp done?
The full remap cycle for the Cadillac CT6 — from reading to writing the final file — takes 30-90 minutes depending on the ECU access method. The file is prepared at CHIPOK in 5-30 minutes.
Can you return to stock after Stage 1 on the Cadillac CT6?
The original Cadillac CT6 ECU is always saved before flashing. Rolling back to the factory firmware is done with the same programmer in 25-30 minutes.
How much does Stage 1 cost for the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp?
The cost of Stage 1 for the Cadillac CT6 4.2 V8 TT (CTS-V) 557 hp is calculated in the calculator on this page — you select the options (DPF off, EGR off, AdBlue off, DTC off, etc.) and the price is capped by the package Max Price. Payment is by credits (1 cr = 1 €), with no subscriptions.