Cooling & Heating

Cooling & Heating

At JGS4x4, we understand that your Land Rover and 4x4 vehicles demand the highest quality parts to ensure they perform at their best, especially when tackling rugged terrains. Our extensive selection of Defender cooling and heating components is designed for those who value durability and reliability in their automotive maintenance. From robust radiators and high-efficiency intercoolers to premium heating elements, each part is crafted to meet OEM standards, ensuring perfect compatibility with your vehicle. Whether you’re an off-road enthusiast seeking to enhance your vehicle’s performance or a dedicated owner looking for reliable replacements, our parts promise exceptional heat management and comfort, even in the harshest conditions.

Our aftermarket upgrades not only improve the efficiency of your cooling and heating systems but also contribute to the overall safety and longevity of your vehicle. With features like corrosion-resistant materials and precision engineering, you can trust that our products will withstand the rigors of off-road adventures while maintaining optimal performance on and off the highway. Enhance your Land Rover's capabilities with parts that not only fit seamlessly but also elevate your driving experience, ensuring you stay cool under pressure and warm when it matters most.

At JGS4x4, we prioritise quality and customer satisfaction, providing you with automotive solutions that keep your 4x4 running smoothly, whether you’re navigating rocky paths or cruising through city streets. Explore our selection today and discover how our Defender cooling and heating components can transform your vehicle's performance, reliability, and overall driving experience. With JGS4x4, you’re not just purchasing parts; you’re investing in the future of your adventure-ready vehicle, ensuring every journey is as thrilling as the last..

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  • Defender/Discovery 1 Heater Hose from JGS4x4

    Heater Hose to Water Pump for Defender 4.0 V8 Petrol

    Direct Replacement

    £1.99 Inc. VAT
    £1.66 Ex. VAT
    This Heater Hose to Water Pump is designed for the Defender with a 4.0 V8 Petrol engine. It provides a reliable and flexible connection for coolant flow within the vehicle's cooling system. Over time, coolant hoses can degrade or split, leading to leaks;...
    PEH101530
    £1.99 Inc. VAT
    £1.66 Ex. VAT
    Qty in Cart: 0
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    £1.99 Inc. VAT
    £1.66 Ex. VAT
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  • Defender/Discovery 1 Engine Cooling Fan-ERR3380 from JGS4x4

    Fan Blades for Viscous Unit on Early for Defender 200TDI

    Direct Replacement

    £24.49 Inc. VAT
    £20.41 Ex. VAT
    This fan blade is designed for early Defender models equipped with the 200TDI engine. It plays a crucial role in the engine cooling system by helping to regulate temperature and prevent overheating. The fan blade works with the viscous coupling unit,...
    ERR3380
    £24.49 Inc. VAT
    £20.41 Ex. VAT
    Qty in Cart: 0
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    £24.49 Inc. VAT
    £20.41 Ex. VAT
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  • Defender/Discovery 1 Engine Coolant Water Pump Includes Gasket-STC4378 from JGS4x4

    Water Pump for V8 EFI Classic & Discovery 1995 on

    Direct Replacement

    £38.69 Inc. VAT
    £32.24 Ex. VAT
    This Water Pump for V8 EFI engines is designed for Range Rover Classic and Discovery MA chassis onwards models. It includes a gasket to ensure a secure seal between components, preventing leaks and maintaining optimal engine cooling performance. Suitable...
    STC4378
    £38.69 Inc. VAT
    £32.24 Ex. VAT
    Qty in Cart: 0
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    £38.69 Inc. VAT
    £32.24 Ex. VAT
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  • Defender/Discovery 1 Coolant Thermostat from JGS4x4

    Thermostat Housing for 300TDI for Defender, Discovery 1, Range Rover Classic

    Direct Replacement

    £88.79 Inc. VAT
    £73.99 Ex. VAT
    This Thermostat Housing is designed for 300TDI engines and fits Defender, Discovery 1, and Range Rover Classic models. It regulates the flow of coolant from the engine to the radiator, ensuring optimal engine temperature. Over time, thermostats can fail...
    ERR3479
    £88.79 Inc. VAT
    £73.99 Ex. VAT
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    £88.79 Inc. VAT
    £73.99 Ex. VAT
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  • Defender Water Pump Drive Belt from JGS4x4

    Fan Belt for Defender, Series 2 and 3 Petrol and Diesel 2.25 Engines

    Direct Replacement

    £2.59 Inc. VAT
    £2.16 Ex. VAT
    This fan belt is designed for use with Defender, Series 2, and Series 3 models equipped with 2.25 petrol and diesel engines. It powers essential components such as the water pump, alternator, power steering, and air conditioning. Over time, drive belts...
    563132
    £2.59 Inc. VAT
    £2.16 Ex. VAT
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    £2.59 Inc. VAT
    £2.16 Ex. VAT
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  • Defender Temperature Transmitter-PRC6663 from JGS4x4

    Coolant Temperature Transducer for Defender 2.5 Petrol, NA, Diesel

    Direct Replacement

    £13.69 Inc. VAT
    £11.41 Ex. VAT
    This Coolant Temperature Transducer is designed for Defender models from 1983 to 2006, compatible with 2.5 Petrol, 2.5 NA, and Diesel engines. It plays a crucial role by relaying temperature information to the engine management system, ensuring optimal...
    PRC6663
    £13.69 Inc. VAT
    £11.41 Ex. VAT
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    £13.69 Inc. VAT
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  • Defender Radiator Upper Hose-ESR2125 from JGS4x4

    Top Radiator Hose for Defender 2.5 Petrol, Diesel, Turbo Diesel

    Direct Replacement

    £7.69 Inc. VAT
    £6.41 Ex. VAT
    This top radiator hose is designed for Defender models equipped with 2.5 Petrol, Diesel, and Turbo Diesel engines from 1983 to 1989. It serves as a flexible coolant pipe, typically made of durable rubber, that facilitates the flow of coolant throughout...
    ESR2125
    £7.69 Inc. VAT
    £6.41 Ex. VAT
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    £7.69 Inc. VAT
    £6.41 Ex. VAT
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  • Defender Puma Radiator Hose To Thermostat from JGS4x4

    Coolant Hose Radiator to Thermostat Hose Engine for 2.4 Defender Puma

    Direct Replacement

    £28.59 Inc. VAT
    £23.82 Ex. VAT
    This 2.4 coolant hose connects the radiator to the thermostat for the Defender Puma models from 2007 to 2016. Designed to ensure efficient coolant flow within the cooling system, this flexible rubber hose is essential for maintaining optimal engine...
    PCH503290
    £28.59 Inc. VAT
    £23.82 Ex. VAT
    Qty in Cart: 0
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    £28.59 Inc. VAT
    £23.82 Ex. VAT
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  • Defender Puma Coolant Hose from JGS4x4

    Intercooler Hose for Defender Puma 2.2

    Direct Replacement

    £83.29 Inc. VAT
    £69.41 Ex. VAT
    This Intercooler Hose is designed for the Defender 2.2 Puma models from 2007 to 2016. It connects the engine to the intercooler, ensuring efficient coolant flow within the cooling system. Made from durable materials, this hose helps maintain optimal...
    LR066344
    £83.29 Inc. VAT
    £69.41 Ex. VAT
    Qty in Cart: 0
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    £83.29 Inc. VAT
    £69.41 Ex. VAT
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  • Defender 2.5 Petrol/2.5 Diesel Engine Coolant Water Pump from JGS4x4

    Water Pump-.2.5 Petrol & NA Diesel No Aircon. Non Viscous for Defender 90/110 2.5 Petrol/Diesel 1983

    Direct Replacement

    £43.99 Inc. VAT
    £36.66 Ex. VAT
    This Water Pump 90-110.2.5 Petrol & NA Diesel No Aircon. Non Viscous is designed for Defender models with 2.5 petrol and naturally aspirated diesel engines from 1983 to 1989. It plays a crucial role in the cooling system by circulating coolant through...
    STC637
    £43.99 Inc. VAT
    £36.66 Ex. VAT
    Qty in Cart: 0
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    £43.99 Inc. VAT
    £36.66 Ex. VAT
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  • Defender Coolant Thermostat-74 Degrees from JGS4x4

    Direct Replacement Thermostat 74 Degrees 2.25/2.5 Petrol and 2.5 D NA TD for Defender 90/110, Range Rover Classic Diesel

    Direct Replacement

    £4.99 Inc. VAT
    £4.16 Ex. VAT
    The Direct Replacement Thermostat 74 Degrees 90/110 is designed for use with Defender and Range Rover models equipped with 2.25/2.5 Petrol, 2.5D NA, and 2.5TD engines, including Classic models produced before 1976. This thermostat regulates coolant flow...
    ETC4761
    £4.99 Inc. VAT
    £4.16 Ex. VAT
    Qty in Cart: 0
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    £4.99 Inc. VAT
    £4.16 Ex. VAT
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  • Defender 90 4.0V8 Fuel Filler Hose from JGS4x4

    Fuel Filler Hose for Defender 90 4.0 V8 Petrol OEM

    OEM Parts

    £21.79 Inc. VAT
    £18.16 Ex. VAT
    This Fuel Filler Hose is designed for the Defender 90 with a 4.0 V8 petrol engine, covering models from 1983 to 2006. It connects the fuel filler to the fuel tank, ensuring a secure and efficient fuel delivery system. Manufactured by the OEM Parts...
    ESR2681
    £21.79 Inc. VAT
    £18.16 Ex. VAT
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    £21.79 Inc. VAT
    £18.16 Ex. VAT
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JGS4x4 is an independent supplier of parts and accessories. We are not affiliated with or endorsed by Jaguar Land Rover Limited. All references to vehicle models are used for identification and compatibility purposes only.