Maximize your customization power with the vast selection of vehicle plastic model accessories available from Model Roundup, your trusted model kit supplier. We understand that the perfect build requires more than just the base kit, which is why we stock essential plastic model car parts for every project.

You can browse our detailed inventory for all your model-building supplies, including a huge variety of aftermarket parts to transform a stock vehicle into a showstopper. We offer everything from engine components and racing slick wheel/tire sets to chrome trim, gauges, and photo-etched details. Need to supercharge your engine bay? We have ignition wiring sets and performance plastic car model accessories.

Don’t settle for factory stock! Use our comprehensive range of plastic model accessories to add hyper-realistic details, fix flaws, or customize a unique ride that reflects your personal vision. Shop with us and turn a basic build into a masterpiece of miniature engineering.