Cooling & Heating

Cooling & Heating

Welcome to JGS4x4, your trusted partner for high-quality Land Rover and 4x4 vehicle parts and accessories, specializing in the Discovery 1's cooling and heating systems. Our extensive selection of durable, OEM-quality replacements and high-performance aftermarket upgrades is designed to enhance your vehicle's reliability, safety, and off-road capability. Each part we offer is meticulously crafted for compatibility with Discovery 1 models, ensuring a seamless fit and optimal functionality. Whether you’re looking to improve your vehicle's heating efficiency during chilly off-road adventures or boost cooling performance under extreme conditions, our parts are engineered to withstand the rigors of off-road driving while maintaining peak performance.

From robust radiators and thermostats to reliable heaters and hoses, every component is built to enhance your driving experience and extend the lifespan of your vehicle. Our offerings not only promise superior durability but also help in maintaining the integrity of your 4x4, providing peace of mind on the toughest terrains. With a focus on quality and performance, JGS4x4 ensures that each product meets the highest standards, making it easier for enthusiasts to find the perfect fit for their vehicle maintenance needs. Upgrade your Discovery 1 with our expertly sourced parts to ensure it can tackle any adventure you throw its way.

Discover the difference that quality automotive parts can make in your vehicle's performance, reliability, and safety. Explore our selection today and equip your Land Rover with the best in cooling and heating solutions, tailored specifically for the needs of dedicated 4x4 owners. Trust JGS4x4 for parts that not only meet but exceed expectations, ensuring your vehicle remains in peak condition for all your off-road escapades..

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  • Water Outlet Pipe - ERC2143 | OEM from JGS4x4

    Outlet to Inlet Manifold Pipe Coolant 3.5 Twin Carb for Defender, Discovery 1, Range Rover Classic OEM | ERC2143

    OEM Parts

    £43.49 Inc. VAT
    £36.24 Ex. VAT
    This Outlet to Inlet Manifold Pipe is designed for vehicles equipped with the 3.5 Twin Carb engine, compatible with Defender, Discovery 1, and Range Rover Classic models. Manufactured by OEM Parts, this pipe ensures reliable coolant flow between the...
    ERC2143
    £43.49 Inc. VAT
    £36.24 Ex. VAT
    Qty in Cart: 0
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    £43.49 Inc. VAT
    £36.24 Ex. VAT
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  • Water Outlet Elbow Gasket - ERR4935 from JGS4x4

    Coolant Outlet Elbow Gasket for Defender and Discovery 1 V8 Twin Carb | ERR4935

    Britpart

    £0.79 Inc. VAT
    £0.66 Ex. VAT
    This Coolant Outlet Elbow Gasket is designed specifically for V8 Twin Carb engines and fits Defender and Discovery 1 models. It creates a reliable seal between the inlet manifold and the outlet elbow, preventing coolant leaks and ensuring optimal engine...
    ERR4935
    £0.79 Inc. VAT
    £0.66 Ex. VAT
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    £0.79 Inc. VAT
    £0.66 Ex. VAT
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  • Water Outlet Elbow - ETC6135 from JGS4x4

    Coolant Outlet Elbow for Discovery 1 Range Rover Classic | ETC6135

    Britpart

    £62.99 Inc. VAT
    £52.49 Ex. VAT
    This Coolant Outlet Elbow is designed for use with V8 EFI and Twin Carb engines in Discovery 1 and Range Rover Classic models. It provides a reliable connection for coolant flow, ensuring optimal engine temperature regulation. Manufactured to high...
    ETC6135
    £62.99 Inc. VAT
    £52.49 Ex. VAT
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    £62.99 Inc. VAT
    £52.49 Ex. VAT
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  • Transmitter - ADU7161 | INTERMOTOR from JGS4x4

    Thermostat Housing Sensor for Discovery 1 2.0 INTERMOTOR | ADU7161

    INTERMOTOR

    £9.69 Inc. VAT
    £8.07 Ex. VAT
    The Thermostat Housing Sensor is designed for the Discovery 1 with a 2.0 engine. Manufactured by INTERMOTOR, this sensor ensures accurate coolant temperature readings, helping maintain optimal engine performance. Ideal for those repairing or rebuilding...
    ADU7161
    £9.69 Inc. VAT
    £8.07 Ex. VAT
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    £9.69 Inc. VAT
    £8.07 Ex. VAT
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  • Separator Hose - ERR4762 from JGS4x4

    Separator Hose for Discovery 1 Range Rover Classic V8 | ERR4762

    Britpart

    £1.89 Inc. VAT
    £1.57 Ex. VAT
    This Separator Hose is designed for the Flame Trap T Piece on the Plenum Chamber for V8 engines in Discovery 1 and Range Rover Classic models. It ensures efficient separation and routing of gases within the engine system, contributing to optimal...
    ERR4762
    £1.89 Inc. VAT
    £1.57 Ex. VAT
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    £1.89 Inc. VAT
    £1.57 Ex. VAT
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  • Radiator Assembly 300 Tdi - ESR3689 from JGS4x4

    Radiator and Intercooler Assembly for Discovery 1 300TDI | ESR3689

    Britpart

    £1,117.29 Inc. VAT
    £931.07 Ex. VAT
    This Radiator and Intercooler Assembly is designed specifically for the Discovery 1 with the 300TDI engine. It ensures efficient cooling to prevent engine overheating, maintaining optimal performance. Ideal for replacements when the original radiator is...
    ESR3689
    £1,117.29 Inc. VAT
    £931.07 Ex. VAT
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    £1,117.29 Inc. VAT
    £931.07 Ex. VAT
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  • Radiator - ESR74 from JGS4x4

    Radiator With Oil Cooler 3.9 V8 Automatic and Land Rover for Discovery 1, Discovery 2 3.9, Range Rover Classic | ESR74

    Britpart

    £474.59 Inc. VAT
    £395.49 Ex. VAT
    This Radiator With Oil Cooler is designed for use with 3.9 V8 and other compatible engines in Discovery 1, Discovery 2, and Range Rover models. It helps prevent engine overheating by efficiently cooling the engine, ensuring optimal performance and...
    ESR74
    £474.59 Inc. VAT
    £395.49 Ex. VAT
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    £474.59 Inc. VAT
    £395.49 Ex. VAT
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  • Hose Clip - ERR4824 | Genuine Land Rover from JGS4x4

    Front Cover Clip for Hose on for Defender, Discovery 1 and Range Rover Classic 300TDI Genuine Land Rover| ERR4824LR

    Genuine Land Rover

    £87.39 Inc. VAT
    £72.82 Ex. VAT
    This Front Cover Clip for Hose is designed specifically for vehicles equipped with the 300TDI engine, including Defender, Discovery 1, and Range Rover Classic models. Manufactured by Genuine Land Rover, this clip ensures a secure and reliable attachment...
    ERR4824LR
    £87.39 Inc. VAT
    £72.82 Ex. VAT
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    £87.39 Inc. VAT
    £72.82 Ex. VAT
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  • Hose Clamp - CN100168L from JGS4x4

    Jubilee Clips for Fuel and Brake Vacuum Hose, Multiple Uses for Defender, Discovery 1, Range Rover Classic | CN100168L

    Britpart

    £1.59 Inc. VAT
    £1.32 Ex. VAT
    Jubilee Clips for Fuel and Brake Vacuum Hose, and Classic Multiple Uses are designed to provide secure and reliable clamping for fuel and brake vacuum hoses. Suitable for Defender, Discovery 1, and Range Rover models, these clips ensure a tight seal to...
    CN100168L
    £1.59 Inc. VAT
    £1.32 Ex. VAT
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    £1.59 Inc. VAT
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  • Hose Assembly - BTR2564 from JGS4x4

    Air Con Hose Assembly for Discovery 1 Range Rover | BTR2564

    Britpart

    £98.99 Inc. VAT
    £82.49 Ex. VAT
    This Air Con Hose Assembly is designed for use with Discovery 1 and Range Rover models. It connects the condenser to the evaporator, ensuring efficient air conditioning performance. Suitable for left-hand drive vehicles, this hose assembly is a reliable...
    BTR2564
    £98.99 Inc. VAT
    £82.49 Ex. VAT
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    £98.99 Inc. VAT
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  • Hose - NTC7298 from JGS4x4

    Hose Expansion Tank to Rad 2.5 Turbo Diesel and Discovery MPI for Discovery 1 and Range Rover Petrol, | NTC7298

    Britpart

    £7.99 Inc. VAT
    £6.66 Ex. VAT
    This Hose Expansion Tank to Radiator is designed for use with 2.5 Turbo Diesel engines and Discovery MPI models, compatible with Discovery 1 and Range Rover vehicles. It ensures efficient coolant flow between the expansion tank and radiator, helping...
    NTC7298
    £7.99 Inc. VAT
    £6.66 Ex. VAT
    Qty in Cart: 0
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    £7.99 Inc. VAT
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  • Hose - ERC8598 from JGS4x4

    Hose to Manifold on Plenum Chamber for Discovery 1 Petrol Range Rover | ERC8598

    Britpart

    £8.59 Inc. VAT
    £7.16 Ex. VAT
    This Hose to Manifold on Plenum Chamber is designed for use with Discovery 1 and Range Rover models equipped with petrol engines. It is an essential component for maintaining the integrity of the manifold system, ensuring optimal performance and...
    ERC8598
    £8.59 Inc. VAT
    £7.16 Ex. VAT
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    £8.59 Inc. 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.