Description
Disclaimer : Cancellations within 24 hours are subject to a cancellation fee. After 24 hours, a higher fee will apply.
Unlock the full performance potential of your 2024+ Mercedes-Benz GLE450 or GLE53 AMG with our GCA Performance ECU Tune, engineered specifically for the W167 and C167 platforms equipped with the M256 3.0L turbocharged inline-6 engine.
Designed by German Car Accessories (GCA) under our GCA Performance line, this ECU calibration enhances the way your Mercedes responds, accelerates, and delivers power. By optimizing factory ECU parameters, this tune improves throttle response, strengthens torque delivery, and sharpens the overall driving experience.
From everyday driving to spirited performance runs, the optimized calibration allows your GLE to deliver stronger acceleration and improved power throughout the entire RPM range. GCA Performance securely saves your factory ECU data, allowing you to return your vehicle back to the original factory settings at any time.
We Stand Behind Our Products
- All GCA Performance products include a 1-Year Warranty
- Factory ECU data securely saved for complete reversibility
Features
- Optimized ECU calibration for improved performance
- Increased horsepower and torque output
- Improved throttle response and acceleration
- Enhanced exhaust acoustics with adjustable burble options
- Factory speed limiter removal
- Octane-specific calibration based on fuel quality
- Cold start behavior customization
- Stage 1 and Stage 2 tuning support
- 100% reversible factory restoration capability
Tuning Specs
- Fits: 2024 2025 2026 W167/C167 Mercedes-Benz GLE450 / GLE53 AMG
- Engine: 3.0L Turbo Inline-6 M256 Engine
- Downpipe Readiness: Check engine light suppression available (for off-road use only)
- Speed Limiter: Removed for unrestricted performance
- Fuel Calibration: Octane-specific tuning available
- Cold Start: Fully configurable (On/Off)
- Reversibility: 100% Reversible, can return to stock at any time
Tuning Gains
- Horsepower Gain: +75 HP
- Torque Gain: +100 TQ
Available Stages
- Stage 1: Designed for vehicles with factory downpipes
- Stage 2: Designed for vehicles equipped with GCA Performance downpipes
We will confirm the correct tuning stage after purchase. Stage 2 tuning does not require an additional charge.
Additional Tuning Information
- The vehicle can be tuned through a cable, which will be provided
- If an ECU unlock is purchased, instructions will also be provided
- Factory torque and horsepower limiters may restrict maximum gains
- A CPC module is recommended to maximize performance potential
- Without a CPC module, gains of approximately +60 HP and +60 TQ can still be achieved
- The ECU comes locked from the factory; customers without ECU unlock must arrange an ECU unlock before tuning can be completed
Tuning Instructions
- After purchase, tuning instructions will be emailed to you
- Follow the provided steps to complete the tuning process
Vehicle Fitment
- 2024 Mercedes-Benz GLE450 (W167)
- 2024 Mercedes-Benz GLE53 AMG (W167/C167)
- 2025 Mercedes-Benz GLE450 (W167)
- 2025 Mercedes-Benz GLE53 AMG (W167/C167)
- 2026 Mercedes-Benz GLE450 (W167)
- 2026 Mercedes-Benz GLE53 AMG (W167/C167)
Note: This ECU Tune is designed specifically for 2024-2026 Mercedes-Benz GLE450 and GLE53 AMG models equipped with the M256 3.0L turbo engine. ECU unlock requirements may vary depending on vehicle software version and production date. Professional installation and proper tuning procedures are recommended for the best results.
