Welcome to RacePlastics

Race Plastics specialises in polycarbonate car windows for racers, trackday drivers, and motorsport teams around the world. With nearly 40 years of experience, we know what counts: performance, durability, and an exact fit that stands up to the job.

Every set is custom-made in our UK workshop using advanced tools and real motorsport insight. From lightweight racing windows for club-level cars to polycarbonate kits for pro teams, our glazing helps reduce weight, manage stress, and deliver reliable performance under pressure.

If you're upgrading from glass or replacing tired panels, our polycarbonate window kits offer a lighter, safer, and more track-focused alternative—trusted by drivers worldwide.

Polycarbonate Race Windows

We supply a complete range of polycarbonate windows, from standard 4mm to FIA-approved 5mm thickness. You can also upgrade to bronze tint for improved clarity and that purpose-built motorsport finish.

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Let customers speak for us

from 6 reviews
Great product

Nicely finished, very well packed, arrived on time and great value. Thanks!

Steve Adams
BMW E30 2dr 3 Series Coupe Polycarbonate Windows
Great weight saving windows

Windows are easy to fit and look good

Ewan McKay
Lancia Fulvia Polycarbonate Windows
Mini Polycarbonate windows and slider kit

Would highly recommend Race plastics. I have used them now on 3 occasions, their products and their customer service are the best I have used, Thank you R.P....

Gerry Windett
Mini Classic MK3 Polycarbonate Windows
Polycarbobate Lada

Perfekt fitting, fast delivery.
Thank You.

Jürgen Schmidt
Lada Riva Polycarbonate Windows

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What can Race Plastics do for you?

Race Plastics manufactures and supplies high-performance polycarbonate car windows for motorsport, track days, and performance builds. Whether you're into club racing, drifting, or part of a full race team, we provide custom-fit polycarbonate windows that are lighter, stronger, and safer than traditional glass.

With nearly 40 years of experience, we’ve built a trusted reputation for producing race-ready glazing that cuts weight, improves visibility, and holds up in high-speed environments.

We offer standard 4mm kits, FIA-approved 5mm polycarbonate windows, and bronze-tinted upgrades—all cut and finished in our UK workshop using advanced technology and real motorsport expertise. That means consistent fit, quick turnaround, and no compromise on quality.

So if you're replacing glass or upgrading for competitive use, Race Plastics gives you exactly what you need—custom-made polycarbonate windows that match your car, your build, and your performance goals.

Racing windows for the classics & more

Search all our vehicles...

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Looking for custom windows?

We can produce polycarbonate windows and other parts for pretty much any car so contact us if you can't find what you need.

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CONVENIENT

Slider Kits

Need a slider kit with your window? We've got you. Choose between our Click-Click or Split-Pin systems.

Browse Kits

Essential

Mud Flaps

Give your rally car the protection it needs with our range of mud flaps. With different designs and colours available you can get the style you want.

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FLEXIBLE

Custom Windows

As well as the vehicles listed on here, we have a vast library of windows for most classic cars - drop us a message and ask! We can also re-engineer any window from an existing one - once again, just give us a shout.

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Need some advice?

  • Why Polycarbonate Windows?

    Want to know what makes polycarbonate ideal for motorsport? Learn what it is, the benefits it brings, and why it’s the go-to upgrade for racers looking for strength, safety, and weight reduction.

    Find out why 

  • Perspex or Polycarbonate Windows?

    Not sure which material is right for you? We explain the difference between Perspex and polycarbonate, and why polycarbonate gives better protection on and off the track.

    Find out which one 

  • Our Frequently Asked Questions

    Have some questions on our products? Get answers to common questions on products, materials, templates, delivery options, lead times, and collections—all in one place.

    Find out more 

  • Small Team, BIG Passion for Racing

    At RacePlastics, we are passionate about providing the highest quality polycarbonate racing parts that help improve your performance, whilst keeping you safe.

    We know how important it is to have the right parts and our goal is to help you get only the best.

    We value our customers and our colleagues, and together, we strive to be the window supplier you can rely on.

    Want to know more about us? 

Can we help?

We love helping our customers find what they need - we are dedicated to making sure you enjoy your passion to the max. 

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