Cooling & Heating

Cooling & Heating

Defender Temperature Management: Cooling & Heating Reliability

JGS4x4 offers an extensive selection of Defender cooling and heating components vital for durability and reliability in rugged terrains. Our range includes robust radiators, high-efficiency intercoolers, and premium heating elements, all crafted to meet OEM standards for perfect compatibility. These parts are engineered with features like corrosion-resistant materials to ensure optimal heat management, enhanced performance, and cabin comfort in the harshest conditions. By choosing JGS4x4, you are investing in reliable replacements and aftermarket upgrades that contribute to the safety and longevity of your Land Rover, keeping your 4x4 running smoothly on every adventure.

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  • Defender Water Temperature Gauge from JGS4x4

    Coolant Temperature Gauge for Defender to 1998 OEM

    OEM Parts

    £101.89 Inc. VAT
    £84.91 Ex. VAT
    This coolant temperature gauge is designed for Defender models up to 1998, excluding TD5 and V8 engines. It accurately monitors the engine's water temperature and relays vital information to the engine management system. A properly functioning...
    AMR2631
    £101.89 Inc. VAT
    £84.91 Ex. VAT
    Qty in Cart: 0
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    £101.89 Inc. VAT
    £84.91 Ex. VAT
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  • Heater Control Unit - JFC500840 for Defender Puma Tdci from JGS4x4

    Heater Control Unit for Defender Puma Tdci

    OEM Parts

    £178.99 Inc. VAT
    £149.16 Ex. VAT
    Repair your Land Rover Defender’s heating system with the JFC500840 Heater Control Unit. This OEM replacement part is for Defender models from 2007 onwards, ensuring optimal performance and reliability. The unit restores precise control over...
    JFC500840
    £178.99 Inc. VAT
    £149.16 Ex. VAT
    Qty in Cart: 0
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    £178.99 Inc. VAT
    £149.16 Ex. VAT
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  • Engine Coolant Water Pump-STC635 from JGS4x4

    Water Pump 2.5 P D NA with A/C and A127 Alternator TD for Defender Turbo Diesel

    Direct Replacement

    £48.49 Inc. VAT
    £40.41 Ex. VAT
    This Water Pump 2.5P 2.5D NA with A/C and A127 Alternator 2.5TD is designed for Defender models with Turbo Diesel engines. It plays a crucial role in the cooling system by circulating coolant through the engine and radiator, ensuring optimal operating...
    STC635
    £48.49 Inc. VAT
    £40.41 Ex. VAT
    Qty in Cart: 0
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    £48.49 Inc. VAT
    £40.41 Ex. VAT
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  • Engine Coolant Thermostat-88 Degrees from JGS4x4

    Thermostat for Defender 200TDI Waxstat

    Waxstat

    £16.39 Inc. VAT
    £13.66 Ex. VAT
    This Waxstat thermostat is designed for the Defender with the 200TDI engine. It regulates the flow of coolant from the engine to the radiator, ensuring optimal engine temperature. Over time, thermostats can fail to open or close properly or develop...
    ERR2803G
    £16.39 Inc. VAT
    £13.66 Ex. VAT
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    £16.39 Inc. VAT
    £13.66 Ex. VAT
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  • Defender/Discovery 1 Engine Cooling Radiator from JGS4x4 Defender/Discovery 1 Engine Cooling Radiator from JGS4x4

    Aluminium Radiator Only for Defender, Discovery 1, 300TDI Range Rover Classic Nissens

    Nissens

    £165.29 Inc. VAT
    £137.74 Ex. VAT
    This aluminium radiator is designed for vehicles equipped with the 300TDI engine, fitting models such as Defender, Discovery 1, and Range Rover Classic. It ensures efficient engine cooling to prevent overheating, which is critical for maintaining engine...
    BTP2275G
    £165.29 Inc. VAT
    £137.74 Ex. VAT
    Qty in Cart: 0
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    £165.29 Inc. VAT
    £137.74 Ex. VAT
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  • Defender/Discovery 1 Coolant Thermostat-88 Degrees from JGS4x4

    Thermostat for V8 for Defender 88 Degrees

    Direct Replacement

    £5.49 Inc. VAT
    £4.57 Ex. VAT
    This 88-degree thermostat is designed for V8 engines in Defender models from 1983 to 2006, Discovery 1 from 1989 to 1998, Range Rover Classic from 1971 to 1994, and Series 3 from 1971 to 1985. It regulates the flow of coolant from the engine to the...
    ETC4765
    £5.49 Inc. VAT
    £4.57 Ex. VAT
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    £5.49 Inc. VAT
    £4.57 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

    £90.59 Inc. VAT
    £75.49 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
    £90.59 Inc. VAT
    £75.49 Ex. VAT
    Qty in Cart: 0
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    £90.59 Inc. VAT
    £75.49 Ex. VAT
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  • Defender Water Coolant Pump Bypass Hose from JGS4x4

    Bypass Hose for Defender 200TDI

    Direct Replacement

    £1.89 Inc. VAT
    £1.57 Ex. VAT
    This Bypass Hose is designed specifically for the Defender with the 200TDI engine. It serves as a flexible coolant pump bypass hose, allowing coolant to circulate efficiently within the cooling system. Over time, coolant hoses can degrade or split,...
    ERR1424
    £1.89 Inc. VAT
    £1.57 Ex. VAT
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    £1.89 Inc. VAT
    £1.57 Ex. VAT
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  • Defender Temperature Transmitter-PRC6663 from JGS4x4

    Coolant Temperature Transducer for Defender 2.5 Petrol, NA, Diesel

    Direct Replacement

    £13.99 Inc. VAT
    £11.66 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
    £13.99 Inc. VAT
    £11.66 Ex. VAT
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    £13.99 Inc. VAT
    £11.66 Ex. 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

    £7.89 Inc. VAT
    £6.57 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
    £7.89 Inc. VAT
    £6.57 Ex. VAT
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    £7.89 Inc. 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

    Direct Replacement

    £44.99 Inc. VAT
    £37.49 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...
    STC637
    £44.99 Inc. VAT
    £37.49 Ex. VAT
    Qty in Cart: 0
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    £44.99 Inc. VAT
    £37.49 Ex. VAT
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  • ESR76G-Defender 3.5V8 Engine Cooling Radiator twin carb | Nissens from JGS4x4

    Radiator for Defender 2.5 Petrol and Diesel Nissens

    Nissens

    £166.49 Inc. VAT
    £138.74 Ex. VAT
    This radiator is designed for Defender models equipped with 2.5 Petrol and naturally aspirated Diesel engines. It efficiently cools the engine to prevent overheating, ensuring optimal performance and longevity. Suitable for use in Defender vehicles from...
    ESR76G
    £166.49 Inc. VAT
    £138.74 Ex. VAT
    Qty in Cart: 0
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    £166.49 Inc. VAT
    £138.74 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.