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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  • Direct Replacement Thermostat for Defender & Discovery 1 300TDi, automotive thermostat with metal housing and spring mechanism for engine cooling system.

    Thermostat for Defender & Discovery 1 300TDi

    Direct Replacement

    £4.19 Inc. VAT
    £3.49 Ex. VAT
    A replacement standard 88c engine coolant thermostat. Comes complete with sealing rubber gasket. A quality replacement part, equivalent to Land Rover part number: ERR3291Suitable for the following models: Land Rover: Defender, 300TDi, 1994-1998 Land...
    ERR3291
    £4.19 Inc. VAT
    £3.49 Ex. VAT
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    £4.19 Inc. VAT
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  • Direct Replacement Thermostat & Radiator Brass Bleed Screw Plug for Defender Tdi, gold-colored brass radiator bleed screw plug with hex head and black O-ring seal.

    Thermostat & Radiator Brass Bleed Screw Plug for Defender Tdi

    Direct Replacement

    £4.79 Inc. VAT
    £3.99 Ex. VAT
    A replacement brass bleed plug that fits the thermostat housing and radiator bleed screw hole, much tougher than the original black plastic plug. Comes complete with new rubber O-ring. It can also be used to replace the plastic filler level plugs on the...
    ERR4686B
    £4.79 Inc. VAT
    £3.99 Ex. VAT
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  • Direct Replacement Top Coolant Hose Bleed Screw Blue Aluminium for Defender Td5, close-up of a blue aluminium coolant bleed screw with a textured grip and threaded end. Direct Replacement Top Coolant Hose Bleed Screw Blue Aluminium for Defender Td5, close-up shot of a blue aluminium bleed screw installed on a vehicle's radiator hose.

    Top Coolant Hose Bleed Screw Blue Aluminium for Defender Td5

    Direct Replacement

    £5.39 Inc. VAT
    £4.49 Ex. VAT
    A smart blue anodised aluminium radiator coolant top hose bleed screw. COLOUR: Blue EQUIVALENT TO LAND ROVER PART NUMBER(S): PYP10008 SUITABLE FOR THE FOLLOWING LAND ROVER MODELS: Defender, 1998-2006, Td5
    PYP10008BLUE
    £5.39 Inc. VAT
    £4.49 Ex. VAT
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  • Direct Replacement Thermostat & Housing for Defender 2.2.4 PUMA, beige plastic automotive thermostat and housing component.

    Thermostat & Housing for Defender 2.2.4 PUMA

    Direct Replacement

    £15.69 Inc. VAT
    £13.07 Ex. VAT
    A replacement coolant thermostat with housing. A quality replacement part, equivalent to Land Rover part number: PEM100990 SUITABLE FOR THE FOLLOWING LAND ROVER MODELS: Defender, 2007-2016, 2.2/2.4 Puma
    PEM100990-1
    £15.69 Inc. VAT
    £13.07 Ex. VAT
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  • Direct Replacement Coolant Temperature Sensor for Defender, Discovery 1/2, Freelander 1, ERR2081, with brass body and blue electrical connector.

    Coolant Temperature Sensor for Defender, Discovery 1/2, Freelander 1 | ERR2081

    Direct Replacement

    £3.99 Inc. VAT
    £3.32 Ex. VAT
    Ensure your Land Rover's engine runs smoothly with the ERR2081 Coolant Temperature Sensor. This essential component provides accurate temperature readings to maintain optimal engine performance and prevent overheating. KEY FEATURES:Accurate Temperature...
    ERR2081
    £3.99 Inc. VAT
    £3.32 Ex. VAT
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  • Direct Replacement Radiator Expansion Bottle Cap for Defender Td5 & Puma, yellow plastic radiator cap with 'CLOSE' and 'OPEN' directions and warning symbols. Direct Replacement Radiator Expansion Bottle Cap for Defender Td5 & Puma, close-up of a metallic radiator cap with a warning symbol and pressure indicator.

    Radiator Expansion Bottle Cap for Defender Td5 & Puma

    Direct Replacement

    £2.39 Inc. VAT
    £1.99 Ex. VAT
    A replacement radiator expansion tank bottle cap. These are normally yellow but very occasionally we may have to supply black ones instead. EQUIVALENT TO LAND ROVER PART NUMBER(S): PCD100160 SUITABLE FOR THE FOLLOWING LAND ROVER MODELS: Defender,...
    PCD100160
    £2.39 Inc. VAT
    £1.99 Ex. VAT
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    £2.39 Inc. VAT
    £1.99 Ex. VAT
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  • Direct Replacement Engine Water Coolant Pump for Defender Td5 and Discovery 2 Td5, automotive engine cooling component with impeller and mounting flange.

    Engine Water Coolant Pump for Defender Td5 and Discovery 2 Td5 (1998-2006) | PEM500040

    Direct Replacement

    £18.99 Inc. VAT
    £15.82 Ex. VAT
    Replace your engine's water coolant pump with this high-quality replacement part. Designed specifically for Land Rover Defender Td5 (1998-2006) and Discovery 2 Td5 (1998-2004), this water coolant pump ensures efficient cooling and optimal engine...
    PEM500040
    £18.99 Inc. VAT
    £15.82 Ex. VAT
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  • Direct Replacement Water Temperature Sensor - Green Top for Defender/Discovery 1 300 Tdi, close-up of the brass sensor with a green top and threaded section for engine coolant temperature detection.

    Water Temperature Sensor - Green Top for Defender/Discovery 1 300 Tdi

    Direct Replacement

    £4.59 Inc. VAT
    £3.82 Ex. VAT
    Defender/Discovery 1 water temperature sensor - green top. SUITABLE FOR THE FOLLOWING LAND ROVER MODELS:Defender, 300 Tdi, 1994-1998Discovery, 300 TDi, 3.9V8, 1994-1998Range Rover Classic, 300 TDi, 3.9V8, 1994-1995Range Rover P38, 4.0, 4.6 V8, 1994-2002...
    AMR1425
    £4.59 Inc. VAT
    £3.82 Ex. VAT
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  • Direct Replacement Water Pump Metal P Gasket for Defender & Discovery 1 300TDi, black metal gasket for water pump repair.

    Water Pump Metal P Gasket for Defender & Discovery 1 300TDi

    Direct Replacement

    £1.39 Inc. VAT
    £1.16 Ex. VAT
    This is the gasket that fits behind the water pump on All Land Rover 300TDi engines and is commonly known as the 'P' gasket. This is the modified metal type gasket that replaces the original fibre type gasket. It is common for this gasket to fail causing...
    PET100790G
    £1.39 Inc. VAT
    £1.16 Ex. VAT
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    £1.39 Inc. VAT
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  • Product: Direct Replacement Thermostat for Defender & Discovery 1 200TDi, image showing the thermostat with a gasket on a white background.

    Thermostat for Defender & Discovery 1 200TDi

    Direct Replacement

    £6.39 Inc. VAT
    £5.32 Ex. VAT
    A brand new replacement standard engine coolant thermostat and gasket. A quality replacement part, equivalent to Land Rover part number: ERR2803Suitable for the following models: Land Rover: Defender, 200TDi, 1989-1994 Land Rover: Discovery 1, 200TDi,...
    ERR2803K
    £6.39 Inc. VAT
    £5.32 Ex. VAT
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  • Direct Replacement Water Pump & P Gasket for Defender & Discovery 1 300TDi, image of water pump gasket and gasket set.

    Water Pump & P Gasket for Defender & Discovery 1 300TDi

    Direct Replacement

    £1.99 Inc. VAT
    £1.66 Ex. VAT
    A new replacement water pump gasket AND 'P' gasket that fits behind the water pump and timing cover.Quality replacement parts, equivalent to Land Rover part numbers: ERR3284 & PET100790Suitable for the following models: Land Rover: Defender, 300TDi,...
    ERR3284_PET100790G
    £1.99 Inc. VAT
    £1.66 Ex. VAT
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    £1.99 Inc. VAT
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  • PROFLOW XS Water Pump OE Quality for Defender 300TDi, new water pump with gasket and packaging.

    XS Water Pump OE Quality for Defender 300TDi

    PROFLOW

    £30.09 Inc. VAT
    £25.07 Ex. VAT
    The XS range of water pumps are all OE quality pumps designed and manufactured by Pro-Flow here in the UK with ISO TS16949 approval. Pro Flow pumps are manufactured from the same materials and on the same production lines as OE products, which are...
    PEB500090G-1
    £30.09 Inc. VAT
    £25.07 Ex. VAT
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    £30.09 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.