• OptiCare Blue Antifreeze/Coolant 4.5L - GT Motor Part
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OptiCare

OptiCare Blue Antifreeze/Coolant 4.5L

OptiCare Blue Antifreeze/Coolant 4.5L

£16.49 GBP
£16.49 GBP
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Taxes included. Shipping calculated at checkout.

OptiCare Blue Antifreeze/Coolant 4.5L

Overview: OptiCare Blue Antifreeze/Coolant Concentrate 4.5L is a premium ethylene glycol-based, OAT (Organic Acid Technology) coolant designed for modern petrol and diesel engines. This long-life formula provides extended service intervals, superior corrosion protection, and reliable freeze/boil-over protection for vehicles requiring G11 specification antifreeze.

  • Long-life OAT technology – Extended service life up to 5 years when used as directed
  • G11 specification – Suitable for any vehicle that requires G11 coolant
  • Superior corrosion protection – Protects against rust and corrosion in all cooling system metals including aluminium, cast iron, copper, brass and solder
  • Winter protection – Prevents freezing down to -34°C when correctly diluted and guards against summer boil-over
  • Concentrated formula – Mix with deionised or distilled water to achieve desired protection level
  • Blue colour – Easy identification and leak detection

TECHNICAL SPECIFICATIONS

  • Volume: 4.5 litres concentrate
  • Type: Ethylene glycol-based OAT (Organic Acid Technology)
  • Colour: Blue
  • Freeze protection: Down to -34°C when correctly diluted
  • Service life: Up to 5 years
  • Specification: G11

Application & Mixing Guide

Always check your vehicle handbook to confirm the correct antifreeze specification and colour required. Blue G11 OAT antifreeze is suitable for any vehicle that requires G11 specification coolant.

Mixing instructions: Use deionised or distilled water for best results. Tap water may contain minerals that reduce coolant effectiveness. Follow your vehicle manufacturer's recommendations for the correct mixing ratio to achieve optimal freeze and boil-over protection.

Important Safety & Compatibility Information

  • Do not mix different antifreeze types or colours – this can cause sludge formation and reduced protection
  • System preparation: If switching from a different coolant type, drain completely and flush the cooling system thoroughly
  • Safety: Ethylene glycol is toxic – keep away from children and pets. Always allow engine to cool before opening the cooling system
  • Disposal: Dispose of used antifreeze responsibly at an authorised waste facility

SHIPPING & RETURNS

Shipping

  • Orders are dispatched within 1 working day from our UK warehouse.
  • Standard delivery typically takes 2–5 working days, depending on the courier and your location.
  • Tracking details (where available) are emailed to you once your order has been shipped.

Returns

  • Change of mind returns are accepted within 14 days of delivery.
  • Returned items must be unused, unopened and in their original packaging, in a condition suitable for resale.
  • Parts that have been fitted to a vehicle or show signs of use cannot be accepted for a change of mind return.
  • To start a return, please contact us with your order number and vehicle registration so we can confirm details and provide return instructions.


WHY CHOOSE US

  • Trusted Quality parts
    All parts are sourced and supplied from reputable, trusted manufacturers so you can fit with confidence.
  • Competitive pricing Most of our products are priced competitively to give you great value without compromising on quality.
  • Fast local delivery & collection
    Choose speedy local delivery or collect directly from our main store at a time that suits you.
  • Friendly support
    Get honest, knowledgeable advice from an experienced team that helps you find the right part first time.
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