Steam

Trailmakers - High Seas Expansion (DLC) (Steam)

One-time payment

€7.33excl. VAT

Available to order

Delivered after a quick manual verification — typically the same day.

14-day refund on unrevealed keys

Genuine licence, EU invoice included

Sold by Kiaveo

Independent EU software reseller

✓ Official invoice

About this licence

Trailmakers - High Seas Expansion (DLC) (Steam) is a downloadable content pack for the vehicle-building game Trailmakers. This expansion introduces an aquatic theme, letting players design boats, submarines, and other watercraft. Explore vast oceanic environments with new parts, challenges, and customization options. The DLC expands the creative possibilities of the base game with fresh adventures on the high seas. Create custom aquatic vehicles using new building blocks and components. Navigate through challenging water-based environments and discover hidden areas. The expansion integrates seamlessly with the main Trailmakers experience. Whether you're a veteran or new to Trailmakers, this DLC adds depth to your gameplay. The product delivers a global Steam key for lifetime access to the High Seas Expansion content. Redeem the key on Steam to unlock the DLC and start building aquatic vehicles. The expansion requires ownership of the base Trailmakers game on Steam. This is a genuine software licence acquired for lawful resale. Each purchase includes a valid VAT invoice and activation support if needed. The licence provides permanent access with no automatic renewal required. The key activates worldwide, with no regional restrictions.

What's included

Adds aquatic vehicle-building options
Introduces new oceanic environments
Includes additional parts and challenges
Seamless integration with base game
Instant global Steam key delivery

Frequently asked questions

How do I activate Trailmakers - High Seas Expansion?

You'll receive a Steam key instantly after purchase via email. Log into your Steam account and select 'Activate a Product' in the Games menu. Enter the key to add the DLC to your library. The expansion requires the base Trailmakers game to play.

What does the global activation region mean?

The Steam key activates worldwide with no regional restrictions. You can redeem and play the DLC in any country where Steam operates. The content is not limited to specific languages or territories.

When will I receive my Steam key?

The digital key is delivered according to the timing shown before payment via email after payment confirmation. Check your inbox and spam folder if you don't see it immediately. The email contains instructions for activation on Steam.

Do I need the base game to play this DLC?

Yes, Trailmakers - High Seas Expansion requires ownership of the base Trailmakers game on Steam. The DLC content integrates directly into your existing game installation. You cannot play the expansion separately.

What support is included with my purchase?

Your purchase includes a valid VAT invoice and activation support if needed. For technical issues with the DLC content, contact the game developer's support. The seller provides assistance with key delivery and redemption.

Product details

Brand	Steam
Category	All Games
Platform	Steam
License	Standard
Activation region	Global
Delivery	Digital key — secure order-page delivery
Invoice	EU invoice included

System requirements

Product-specific requirements have not yet been verified. Check the publisher’s compatibility information before purchase or ask support to confirm your setup.