When parts of your car start to show their age, Holts gives you the tools to put them right at home. Our car restoration products are built for drivers who want reliable restoration kits for everything from headlight restoration to underbody protection and bodywork repair. If cloudy, oxidised lenses are hurting visibility, the Headlight Restoration Kit and Holts Headlight Restorer Polish quickly clear and restore your headlights. For long‑lasting underside protection, Underbody Schutz delivers a tough, rust‑resistant coating ideal for classic car restoration or everyday maintenance. When repairing panels or prepping surfaces, Cataloy Knifing Putty gives a smooth, easy‑to‑shape finish ready for paint. And for engine work, the Holts Valve Grinding Kit helps achieve a precise valve seal for better performance.