CADILLAC CT6 3.0L TWIN TURBO V6 ( 2016-2019 ) – STAGE 1 PERFORMANCE TUNE

$899.00

Modifications

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Base Tune $899.00
Total $899.00
SKU: CADIL.CT6.30T.STG1.TUNE Categories: , Tag:
Description

CADILLAC CT6 3.0L TWIN TURBO V6 (2016–2019)

STAGE 1 & STAGE 2 PERFORMANCE SOFTWARE


OVERVIEW

Our performance software for the Cadillac CT6 3.0L Twin Turbo V6 (LGW) delivers major improvements in horsepower, torque, throttle response, and drivability. All calibrations are developed in-house and engineered specifically for the LGW twin-turbo platform using advanced load, boost, ignition, torque, and airflow modeling.

Stage 1 is designed for completely stock or lightly modified CT6 models.
Stage 2 is intended for vehicles equipped with upgraded intake and exhaust components to support increased turbo airflow and load.


WHAT STAGE 2 INCLUDES

Stage 2 consists of a complete individualized recalibration of the ECU. All major engine parameters—boost targets, ignition timing, fuel delivery, torque limiters, throttle tables, load targets, and airflow modeling—are optimized to support:

  • High-flow or catless downpipes
  • Aftermarket cat-back exhaust
  • Upgraded cold air intake

This results in stronger mid-range torque, faster turbo spool, smoother power delivery, and maximum safe performance.


FEATURES

  • Speed Limiter (Governor) Removal
  • Sharper Throttle Response
  • Rear O2 Delete (DECAT) Included in Stage 2
  • Optimized for 91–93 Octane
  • Improved Fuel Efficiency
  • Fully Custom ECU Reprogramming
  • Enhanced Responsiveness & Drivability
  • Optional Datalog Review & Optimization

SOFTWARE OPTIONS

Stage 1 (89/91 Octane)

Requires: K&N Drop-In Filter

Stage 1 + Pops & Bangs (89/91 Octane)

Requires: K&N Drop-In Filter & Cat-Back Exhaust

Stage 2 (91/93 Octane)

Requires: Cold Air Intake & Cat-Back Exhaust

Stage 2 + Pops & Bangs (91/93 Octane)

Requires: Cold Air Intake & Cat-Back Exhaust


BEFORE / AFTER DYNO-STYLE POWER GAINS

Performance Gains Overview

Stage Horsepower Torque (lb-ft) Notes
Stock 404 HP 400 lb-ft Factory twin-turbo output
Stage 1 443 HP 441 lb-ft Optimized boost & ignition
Stage 2 460 HP 458 lb-ft Requires intake + exhaust

Highlights

  • Up to +56 HP over stock (Stage 2)
  • Up to +58 lb-ft torque improvement
  • Faster turbo spool & improved mid-range pull
  • Sharper throttle response
  • Stronger acceleration across all gears

TECHNICAL INFORMATION

Production Years: 2016–2019
Engine: 3.0L Twin Turbo V6 (LGW)
ECU Manufacturer: Delco
ECU Model: E82
Time Required: 3–4 hours

Required Parts – Stage 2

  • Cold Air Intake
  • Cat-Back Exhaust

Recommended Parts – Stage 2

  • High-flow or Catless Downpipes

PROGRAMMING OPTIONS

Method Available
BBS OBD2 Flashing Tool (Windows Laptop Required) Yes
ECU Bench Flashing at AMT Tuning Yes
On-Vehicle Programming at AMT Tuning Yes

The CT6 3.0TT LGW platform is fully compatible with the BBS OBD2 Flashing Tool, allowing safe read/write through the OBD port without removing the ECU.


BBS FLASHING INSTRUCTIONS (OBD2)

1. Install BBS Software

  • Install the BBS Windows flashing software.
  • Connect your Senselock USB dongle (if applicable).
  • Ensure all drivers are properly installed.

2. Connect to Vehicle

  • Plug the BBS OBD cable into the OBD2 port.
  • Connect the USB end to your laptop.
  • Turn ignition ON (engine OFF).

3. Perform Initial ECU Read

  • Launch the BBS software.
  • Select the correct LGW/E82 protocol.
  • Begin the ECU read process.
  • Save the file and upload it to AMT Tuning.

4. Receive Your Tuned File

  • Standard turnaround: 24–48 hours.
  • Your calibrated file will be emailed or provided via download link.

5. Flash the Tune

  • Load the modified file into the BBS software.
  • Write the file through OBD.
  • Do not cycle ignition or disconnect power during flashing.

6. Switching Tunes

  • The BBS tool stores one file at a time.
  • Request new versions (Stage upgrades, Pops & Bangs, add-ons) at any time.

7. Stock File

Your original stock file is saved and can be restored at any time.

Additional information
Weight0.66 lbs
Dimensions16 × 14 × 12 in
Vehicle MakeCadillac
Vehicle ModelCT6
Vehicle GenerationFirst generation (2016 – 2020)
Vehicle Year2016, 2017, 2018, 2019
Shipping and Delivery

MAECENAS IACULIS

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