Masai® designs & manufactures an exclusive range of high-quality enhancement upgrades & parts for Land Rover Defenders, e.g. windows, head-linings, roof racks, seat covers, carpets, steps, winch bumpers, lights, and much much more. Based in central England with global shipping, we also offer expert fitting and full vehicle rebuild services at our workshop – Fitting Enquiries. Read More.
Ravenol TTC Traditional Technology Coolant Concentrate C11 (1.5 Litres)
Protect your engine's cooling system against freezing, overheating, and premature corrosion with Ravenol TTC Traditional Technology Coolant Concentrate (DA1812). Blended using high-grade monoethylene glycol alongside hybrid corrosion inhibitors (incorporating traditional and organic acid technologies), this premium C11 concentrate is specially formulated for classic and modern engines requiring a reliable, long-life hybrid coolant.
Designed to safeguard all metals and alloys found in automotive cooling systems—including cast iron, copper, brass, and aluminum—Ravenol TTC prevents rust, scale, and cavitation without harming gaskets or hoses.
Key Features:
- Hybrid Inhibitor Technology (C11): Combines trusted traditional anti-corrosion additives with modern organic technology for balanced, reliable protection.
- Multi-Metal Protection: Safely safeguards aluminum, cast iron, copper, and brass components throughout the entire cooling circuit.
- All-Season Thermal Control: Prevents coolant freezing during harsh winter temperatures and protects against engine overheating during heavy summer loads.
- Scale & Foam Prevention: Inhibits mineral deposit accumulation and foaming to maintain maximum heat transfer efficiency.
- Concentrated 1.5-Litre Size: Ready to be diluted with clean water to your specific climate requirements for optimal freeze protection.
Welcome to the Masai® eStore. We design and manufacture a wide range of high-quality vehicle upgrades, enhancement accessories and parts for the Land Rover Defender, 90, 110, and 130, particularly glass and windows; but have a look around our website – we also have roof racks, spare wheel carriers, headlinings, interior trims, seat covers, side steps, rear steps, lamp guards, tree sliders, Winch Bumpers, and LED lights etc.
One of our flagship products is our own-design Masai® Bonded Tinted Panoramic Windows for the Land Rover Defender 90, 110 and 110 2-Door. The dark-tinted toughened glass side panel windows increase your Defender’s privacy, security and value! As featured on exclusive Nene Overland Defender Icons.
We have a large range of premium-quality Driving Lights, Work Lights and Spot Lights. Some are modern low-power-consumption LED Lights, and others are high-luminosity Xenon HID vehicle lights. All lights are harsh environment compliant to IP65 or IP67. Rugged waterproof diecast aluminium housings (some ABS), spot beam and flood beam, various wattages from 15 to 150 and a wide voltage range from 9v to 32v. We also sell NAS LED lights for Land Rover Defenders, clear, coloured and smoked sets for all post 1983 90 and 110, include plinths, E marked (EU approved) and SAE approved. They provide increased visibility (brighter than standard bulbs) and they enhance and modernise the look of your Defender, easy to fit DIY.
