Cooling & Heating

Cooling & Heating

Discovery 1 Cooling & Heating

JGS4x4 is your trusted partner for high-quality parts, specializing in the Discovery 1's cooling and heating systems. Our extensive range includes durable OEM-quality replacements and high-performance aftermarket upgrades like radiators, thermostats, heaters, and hoses. These components are engineered for seamless compatibility and optimal functionality, ensuring your vehicle maintains peak performance under extreme conditions. By choosing JGS4x4, you invest in parts that enhance reliability, safety, and comfort, ensuring your Discovery 1 can tackle any adventure and maintain its lifespan.

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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
    Qty in Cart: 0
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    £88.79 Inc. VAT
    £73.99 Ex. VAT
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  • Discovery 1 300TDI Silicone Coolant Hose Kit from JGS4x4

    Silicone Coolant Hose Kit in Blue for Discovery 1 300TDi

    Britpart

    £182.99 Inc. VAT
    £152.49 Ex. VAT
    This Silicone Coolant Hose Kit by Britpart is designed for the Defender with the 300TDi engine. The kit includes three high-quality silicone hoses that are stronger and more durable than standard rubber hoses. Resistant to oils and chemicals, these hoses...
    DA4567
    £182.99 Inc. VAT
    £152.49 Ex. VAT
    Qty in Cart: 0
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    £182.99 Inc. VAT
    £152.49 Ex. VAT
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  • Coolant Drain Plug Copper Crush Washer for 200tdi 300tdi

    Coolant Drain Plug Copper Crush Washer for 200tdi 300tdi

    Direct Replacement

    £2.29 Inc. VAT
    £1.91 Ex. VAT
    Coolant Drain Plug Copper Crush Washer for 200tdi 300tdi
    AFU1882L
    £2.29 Inc. VAT
    £1.91 Ex. VAT
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    £2.29 Inc. VAT
    £1.91 Ex. VAT
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  • Radiator Hose-PIH000020 from JGS4x4

    Coolant Hose for TD5 Discovery Radiator to Fuel Cooler from 2003 from 3A828207

    Britpart

    £12.49 Inc. VAT
    £10.41 Ex. VAT
    This coolant hose is designed specifically for the TD5 engine, fitting Discovery models from 2003 onwards starting at chassis number 3A828207. It connects the radiator to the fuel cooler, ensuring efficient cooling system performance. Manufactured by...
    PIH000020
    £12.49 Inc. VAT
    £10.41 Ex. VAT
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    £12.49 Inc. VAT
    £10.41 Ex. VAT
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  • Radiator Hose-PCH002080 | Genuine Land Rover from JGS4x4

    Discovery TD5 Bottom Radiator Hose from 2003 On With Fuel Cooler Return Hose

    Genuine Land Rover

    £142.96 Inc. VAT
    £119.13 Ex. VAT
    This Discovery TD5 Bottom Radiator Hose is designed for models from 2003 onwards, starting from chassis number 3A828206. It includes a fuel cooler return hose and is compatible with the TD5 engine. Manufactured by Genuine Land Rover, this radiator hose...
    PCH002080LR
    £142.96 Inc. VAT
    £119.13 Ex. VAT
    Qty in Cart: 0
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    £142.96 Inc. VAT
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  • Intercooler Hose-ESR2943 from JGS4x4

    Intercooler Connecting Hose for Discovery 1 200TDI

    Britpart

    £13.19 Inc. VAT
    £10.99 Ex. VAT
    This Intercooler Connecting Hose is designed specifically for the Discovery 1 with 200TDI and TDI engines. It is an essential component for maintaining optimal turbocharger performance and engine efficiency. Suitable for vehicles up to chassis number...
    ESR2943
    £13.19 Inc. VAT
    £10.99 Ex. VAT
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    £13.19 Inc. VAT
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  • Hose-PCH001360 | Genuine Land Rover from JGS4x4

    Discovery TD5 Coolant Hose From Fuel Cooler to Expansion Tank Reservoir

    Genuine Land Rover

    £52.24 Inc. VAT
    £43.53 Ex. VAT
    This Discovery TD5 Coolant Hose connects the fuel cooler to the expansion tank reservoir, designed specifically for the TD5 engine. It ensures efficient coolant flow and optimal engine temperature management. Ideal for engine repairs or rebuilds, this...
    PCH001360LR
    £52.24 Inc. VAT
    £43.53 Ex. VAT
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    £52.24 Inc. VAT
    £43.53 Ex. VAT
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  • Drive Belt-ERR810G | Dayco from JGS4x4

    Dayco Fan Belt and Power Steering Belt 200 TDI for Discovery 1 200TDI, Range Rover Classic Dayco

    Dayco

    £5.69 Inc. VAT
    £4.74 Ex. VAT
    The Dayco Fan Belt and Power Steering Belt 200 TDI and Classic is designed for Discovery 1 and Range Rover models equipped with 200TDI, TDI, and 300TDI engines. This durable drive belt powers essential components such as the water pump, alternator, power...
    ERR810G
    £5.69 Inc. VAT
    £4.74 Ex. VAT
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    £5.69 Inc. VAT
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  • Crankcase Breather Hose-ERR877 from JGS4x4

    Crankcase Breather Hose for Defender, Discovery 1, Range Rover Classic 200TDI

    Britpart

    £22.39 Inc. VAT
    £18.66 Ex. VAT
    This Crankcase Breather Hose is designed for use with 200TDI engines in Defender, Discovery 1, and Range Rover Classic models. The flexible rubber hose plays a crucial role in maintaining proper crankcase ventilation by allowing gases to escape while...
    ERR877
    £22.39 Inc. VAT
    £18.66 Ex. VAT
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    £22.39 Inc. VAT
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  • Discovery 1/Range Rover Classic Intercooler Hose from JGS4x4

    Classic Intercooler Hose for Discovery 1 300TDI

    Direct Replacement

    £3.99 Inc. VAT
    £3.32 Ex. VAT
    This Classic Intercooler Hose is designed for Discovery 1 models equipped with Turbo and 300TDI engines. It is engineered to withstand the extreme heat and pressures experienced by intercooler and turbo hoses, which can often perish or split over time...
    ESR2912
    £3.99 Inc. VAT
    £3.32 Ex. VAT
    Qty in Cart: 0
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    £3.99 Inc. VAT
    £3.32 Ex. VAT
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  • Discovery 1/Range Rover Classic Front Brake Hose from JGS4x4

    Brake Hose Front 1979 on and for Discovery 1 for Range Rover Classic

    Direct Replacement

    £5.49 Inc. VAT
    £4.57 Ex. VAT
    This front brake hose is designed for use on Range Rover Classic models from 1971 to 1994 and Discovery 1 models from 1989 to 1998. It provides a flexible connection in the hydraulic braking system, allowing for suspension and steering movement while...
    NRC4401
    £5.49 Inc. VAT
    £4.57 Ex. VAT
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    £5.49 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.