GMC

GMC Sierra 2022 -> ... 6.2 V8 420hp

PetrolCode: L866162 ccPremium fuelIn development

Performance

Stock vs tuned

All gains based on tested files written by professional calibrators.

Stock

420hp
609nm

Stage 1

440hp+20
630nm+21

Stage 2

Not available for this engine.

Power and torque

Peak figures from our records. Curve shape is modelled, not a dyno trace.

ECU

Compatible ECU

No compatible ECUs reported. Contact us before placing an order.

Specifications

Technical data

Displacement
6162 cc
Engine code
L86
Bore
103.30 mm
Stroke
92.00 mm
Compression
11.50
Turbo type
Fuel
Petrol
Premium fuel
Required

Tuning file for GMC Sierra 2022 -> ... 6.2 V8 420hp

ECU tuning files for the GMC Sierra 2022 -> ... 6.2 V8 420hp are written and tested by professional calibrators. Each chiptuning file (Stage 1, Stage 2 and additional services like DPF OFF, EGR OFF and AdBlue removal) is programmed using the latest software and validated through years of remapping experience on the GMC Sierra platform.

Bee Chiptuning specializes in custom ECU remapping for GMC vehicles. Every tuning file we deliver is designed for the best performance gains with a real safe margin remap that respects the limits of your hardware. Whether you want more horsepower, more torque, improved throttle response or better fuel economy, our dyno-tested calibrations deliver consistent and repeatable results on the 6.2 V8 420hp.

Our benefits

  • Files written by professional calibrators
  • Dyno-tested before delivery
  • Stage 1 and Stage 2 calibrations
  • Delivered in less than an hour
  • Direct support via WhatsApp

Ready to tune?

Sign up and upload your original file.

You'll receive a tested ECU file for this exact engine in less than an hour. Free credit on registration, no card needed.