McLaren 650S Performance ECU Tune | Phoenyx Design Tuning

*Please email us any special requests*

Engineered with a performance-first mindset, Phoenyx Design ECU tuning redefines how your vehicle responds, pulls, and accelerates. This isn’t just added power—it’s a complete transformation in drivability. Throttle input becomes immediate, torque delivery is stronger and more consistent, and the entire powerband feels sharper and more responsive. From the mid-range surge to top-end pull, every part of the rev range is optimized to keep the car pushing harder, longer, and more efficiently. Phoenyx Design securely saves your factory ECU data, allowing you to revert your vehicle back to the stock settings at any time. 

We Stand Behind Our Products

• All items from us have a 1-Year Warranty! 

Tuning Specs

• Fits: 2015 2016 2017 McLaren 650S
• Downpipe readiness with check engine light suppression (for off-road use only)
• Enhanced exhaust acoustics with extended or adjustable burble
• Factory speed governor removal for unrestricted performance
• Octane-specific calibration tailored to your fuel quality
• Cold start behavior fully configurable (On/Off)
• 100% Reversible, always able to go back to stock at any time
• Stage 1 (Factory Downpipes) & Stage 2 (Phoenyx Design Downpipes) Tuning available (*We will clarify which Stage you need in the tuning instructions after purchase. We do not charge extra for Stage 2 tuning*)

Tuning Gains

• Horsepower Gain: 85 HP Increase
• Torque Gain: 150 TQ Increase

Tuning Instructions

• Once purchased, we will email you over instructions
• ECU will need to be removed and mailed to us

Shipping

• FREE SHIPPING to the lower 48 States!
• 5-8 Days total turn around time
• We ship all of our items through UPS or FedEx

We always recommend Professional Installation. 

DISCLAIMER: Removing, disabling, or altering emissions equipment on a pollution-controlled road vehicle is illegal. Installing devices or software that trick, disable, or modify emissions controls and monitors on a pollution-controlled road vehicle is also illegal. This product is sold only for racing, competition, track, hobby, or other off-road use. Its use is prohibited in any motor vehicle that is subject to emissions inspection or control. Installation and usage of after-market parts and software may impact drivability, reliability, emissions, insurance coverage and factory warranty. Legal in California only for racing vehicles that may never be used, or registered or licensed for use, upon a highway. All installation-risk and use-risk is borne by the end-user and installer of these parts.