AMR ECU Tune | 2021-2026 Mercedes-Benz X167 GLS63 S AMG

2021 Mercedes-Benz GLS (X167) GLS63 S AMG (4.0T V8) - 603HP

Price: $1799.99 USD

Rating: 5 out of 5 (1 review)

AMR Performance's ECU calibration for the 2021-2026 Mercedes-Benz GLS63 AMG (X167), built for the 4.0T V8. Adds up to 100 hp / 130 tq (Stage 1) over the factory 603 hp on 91/93 Octane. Flash method: COMPORT PRO -or- DEALER FLASH.

Specifications

Vehicle2021 Mercedes-Benz GLS (X167) GLS63 S AMG (4.0T V8) - 603HP
CategoryECU TUNING
Peak output703 hp — up to +100 over stock
Torque increaseup to +130 tq
Fuel requirement91/93 Octane
Hardware requiredFor COMPORT PRO: Windows PC Required
Flash methodCOMPORT PRO -or- DEALER FLASH
ProTuner supportedYes
SKUAMR.MB.X167.M177.980.CAL

Frequently Asked Questions

Does the AMR ECU Tune | 2021-2026 Mercedes-Benz X167 GLS63 S AMG fit a 2021 Mercedes-Benz GLS (X167) GLS63 S AMG (4.0T V8) - 603HP?
Yes. This ECU TUNING is developed specifically for the 2021 Mercedes-Benz GLS (X167) GLS63 S AMG (4.0T V8) - 603HP.
How much power does the AMR ECU Tune | 2021-2026 Mercedes-Benz X167 GLS63 S AMG add?
703 hp — up to +100 over stock.
How much torque does the AMR ECU Tune | 2021-2026 Mercedes-Benz X167 GLS63 S AMG add?
Up to +130 tq.
What fuel or octane does it require?
91/93 Octane.
What hardware is required?
For COMPORT PRO: Windows PC Required.
How is it installed?
COMPORT PRO -or- DEALER FLASH.
What stage is the AMR ECU Tune | 2021-2026 Mercedes-Benz X167 GLS63 S AMG?
Stage 1.
Is the AMR ECU Tune | 2021-2026 Mercedes-Benz X167 GLS63 S AMG ProTuner supported?
Yes, ProTuner is supported.

Customer Reviews

Robert and the AMR team were incredible for everything. They are there to help and really helped me through the whole process. This is the second vehicle I've done with them. Like my GLC43, they've now turned my GLE63s into a monster!

★★★★★ — Jo St-jean

Same engine, other models

Shop

Guides

AMR Performance

Policies