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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  • Land Rover Defender & Discovery 1 300TDi Thermostat - ERR3291

    Defender & Discovery 1 300TDi Thermostat

    Direct Replacement

    £4.39 Inc. VAT
    £3.66 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
    £4.39 Inc. VAT
    £3.66 Ex. VAT
    Qty in Cart: 0
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    £4.39 Inc. VAT
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  • JGS4x4 | Land Rover Defender Tdi Thermostat & Radiator Brass Bleed Screw Plug - ERR4686B

    Defender Tdi Thermostat & Radiator Brass Bleed Screw Plug

    Direct Replacement

    £5.09 Inc. VAT
    £4.24 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
    £5.09 Inc. VAT
    £4.24 Ex. VAT
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    £5.09 Inc. VAT
    £4.24 Ex. VAT
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  • JGS4x4 | Land Rover Defender Td5 Top Coolant Hose Bleed Screw Blue Aluminium - PYP10008BLUE Land Rover Defender Td5 Top Coolant Hose Bleed Screw Blue Aluminium - PYP10008BLUE

    Defender Td5 Top Coolant Hose Bleed Screw Blue Aluminium

    Direct Replacement

    £4.39 Inc. VAT
    £3.66 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
    £4.39 Inc. VAT
    £3.66 Ex. VAT
    Qty in Cart: 0
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    £4.39 Inc. VAT
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  • Land Rover Defender 2.2 2.4 PUMA Thermostat & Housing OEM - PEM100990-1

    Defender 2.2 2.4 PUMA Thermostat & Housing

    Direct Replacement

    £15.39 Inc. VAT
    £12.82 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
    £15.39 Inc. VAT
    £12.82 Ex. VAT
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    £15.39 Inc. VAT
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  • Coolant Temperature Sensor for Defender, Discovery 1/2, Freelander 1 | ERR2081

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

    Direct Replacement

    £4.59 Inc. VAT
    £3.82 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
    £4.59 Inc. VAT
    £3.82 Ex. VAT
    Qty in Cart: 0
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  • JGS4x4 | Land Rover Defender Td5 & Puma Radiator Expansion Bottle Cap - PCD100160 Land Rover Defender Td5 & Puma Radiator Expansion Bottle Cap - PCD100160

    Defender Td5 & Puma Radiator Expansion Bottle Cap

    Direct Replacement

    £2.09 Inc. VAT
    £1.74 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
    £2.09 Inc. VAT
    £1.74 Ex. VAT
    Qty in Cart: 0
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    £2.09 Inc. VAT
    £1.74 Ex. VAT
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  • Engine Water Coolant Pump for Land Rover Defender Td5 and Discovery 2 Td5 - PEM500040

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

    Direct Replacement

    £18.79 Inc. VAT
    £15.66 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
    £18.79 Inc. VAT
    £15.66 Ex. VAT
    Qty in Cart: 0
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    £18.79 Inc. VAT
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  • Defender/Discovery 1 300 Tdi Water Temperature Sensor - Green Top - AMR1425

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

    Direct Replacement

    £3.69 Inc. VAT
    £3.07 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
    £3.69 Inc. VAT
    £3.07 Ex. VAT
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    £3.69 Inc. VAT
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  • Land Rover Defender & Discovery 1 200TDi Thermostat  - ERR2803

    Defender & Discovery 1 200TDi Thermostat

    Direct Replacement

    £6.69 Inc. VAT
    £5.57 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
    £6.69 Inc. VAT
    £5.57 Ex. VAT
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  • Land Rover Defender & Discovery 1 300TDi Water Pump Metal P Gasket - PET100790

    Defender & Discovery 1 300TDi Water Pump Metal P Gasket

    Direct Replacement

    £0.99 Inc. VAT
    £0.82 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
    £0.99 Inc. VAT
    £0.82 Ex. VAT
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    £0.99 Inc. VAT
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  • Land Rover Defender & Discovery 1 300TDi Water Pump & P Gasket - ERR3284

    Defender & Discovery 1 300TDi Water Pump & P Gasket

    Direct Replacement

    £2.39 Inc. VAT
    £1.99 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
    £2.39 Inc. VAT
    £1.99 Ex. VAT
    Qty in Cart: 0
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    £2.39 Inc. VAT
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  • JGS4x4 | Land Rover Defender Tdi Coolant Expansion Header Tank & Cap - PCF101590_NTC7161 Land Rover Defender Tdi Coolant Expansion Header Tank & Cap - PCF101590_NTC7161

    Defender Tdi Coolant Expansion Header Tank & Cap

    Direct Replacement

    £25.09 Inc. VAT
    £20.91 Ex. VAT
    A replacement radiator coolant expansion or header tank complete with new pressure cap. These are prone to splitting along the plastic welded seams due to the constant heating and cooling. EQUIVALENT TO LAND ROVER PART NUMBER(S): PCF101590, ESR63,...
    PCF101590_NTC7161
    £25.09 Inc. VAT
    £20.91 Ex. VAT
    Qty in Cart: 0
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    £25.09 Inc. VAT
    £20.91 Ex. VAT
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