I. Introduction: The Fall of the Last Domino

For years, Stellantis remained the most prominent holdout in the transition to Tesla’s charging standard. While Ford, GM, and Rivian rushed to join the network in 2024 and 2025, the European-heavy Stellantis group hesitated, citing its commitment to the IONNA joint venture.

However, as of January 2026, the reality of the market has dictated a new course. Stellantis has officially begun rolling out NACS compatibility for its flagship EVs, including the Jeep Wagoneer S and the Dodge Charger Daytona. This move marks the moment the Tesla Supercharger network transitioned from being a "Tesla Perk" to a "Universal Utility."

II. The Technical Evolution: Supercharger V5 and Beyond

To accommodate a massive influx of non-Tesla vehicles, Tesla has accelerated the deployment of its Supercharger V5 hardware. Unlike the V3 and V4 predecessors, the V5 is designed with "universalism" as a core engineering principle.

1. High-Voltage Architecture

With the advent of 800V and 900V architectures in competitors like the Lucid Air and certain Stellantis platforms (STLA Large), Tesla’s V5 cabinets now support peak outputs of up to 500kW and voltage ranges reaching 1000V DC. This ensures that a Jeep owner doesn't just "get a charge"—they get the fastest charge their vehicle can handle.

2. The Longer Reach: Solving the Parking Crisis

One of the primary complaints from Tesla owners during the early non-Tesla trials in 2024 was "parking gore"—non-Tesla EVs with different port locations blocking multiple stalls. The V5 posts feature a 3-meter (approx. 10-foot) liquid-cooled cable, significantly longer than the V3’s reach. This allow vehicles with front-left, rear-right, or even center-nose charging ports to park correctly within a single stall.

III. The Economic Engine: From "Moat" to "Money-Maker"

Critics once argued that opening the Supercharger network would destroy Tesla’s competitive moat. In 2026, the data shows the opposite: it has created a massive new revenue stream.

• Dynamic Tiered Pricing: Tesla has implemented a sophisticated pricing engine. Tesla owners still enjoy the lowest "Preferred" rates, while non-Tesla users pay a premium (often 25-40% higher per kWh).

• Supercharging Membership: Tesla now offers a $12.99/month subscription for non-Tesla owners to access "Tesla-equivalent" pricing. This generates pure software-like margins from people who don't even own a Tesla car.

• Federal and Global Subsidies: By opening the network, Tesla has unlocked billions in NEVI (National Electric Vehicle Infrastructure) funding in the US and similar "Alternative Fuels Infrastructure Regulation" (AFIR) funds in Europe.

IV. Impact on the Tesla Owner Experience

The most common question from the Tesla community is: "Will I have to wait in line behind a fleet of Jeeps?"

Tesla’s solution is intelligent load balancing. The Tesla App now uses real-time telemetry to predict congestion. If a station is over 80% capacity, the app may "hide" the location from non-Tesla users or implement a Congestion Fee ($1.00/minute) for anyone charging past 80% SoC (State of Charge), regardless of vehicle brand.

V. Global Expansion: The 2026-2027 Roadmap

While North America is the current focus of the Stellantis integration, the partnership extends to Japan and South Korea starting in 2027. In Europe, where the CCS2 plug is already standardized, the "Stellantis Integration" focuses more on software "Plug & Charge" handshakes rather than physical adapters. Tesla is now the only charging provider with a truly global, unified billing and hardware ecosystem.

VI. Conclusion: The Gas Station of the 21st Century

By integrating the last major automaker into its ecosystem, Tesla has achieved what no oil company ever could: a vertical monopoly on the fuel of the future that is also a horizontal service provider for its competitors. In 2026, you don't need to own a Tesla to live in Tesla’s world—you just need a plug.

VII. FAQ (Frequently Asked Questions)

Q: Do Stellantis vehicles need an adapter? A: Current 2024-2025 models like the Jeep Wagoneer S require a NACS-to-CCS1 adapter. However, the new 2026 Jeep Recon and all subsequent models will feature the NACS port natively from the factory.

Q: Will "Plug & Charge" work for non-Tesla cars? A: Yes. Through the ISO 15118 protocol, Stellantis vehicles can now communicate directly with the Supercharger. You simply plug in, and the bill is sent to your Stellantis (or Tesla) account automatically—no app swiping required.

Q: Can a Tesla Supercharger charge an 800V vehicle at full speed? A: Only at V4 and V5 locations. Older V2 and V3 locations are limited to 400V-500V, meaning 800V cars (like the Porsche Taycan or certain Stellantis EVs) will charge at a reduced rate (approx. 50-100kW) unless the station has the new V5 power cabinets.