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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  • Discovery 2 Td5 82 Degree Thermostat from JGS4x4

    Thermostat for Defender, Discovery 2, Freelander 1 1.8 Petrol and TD5 Genuine Land Rover | PEL500110LR

    Genuine Land Rover

    £76.99 Inc. VAT
    £64.16 Ex. VAT
    This thermostat is designed for use with TD5 and 1.8 petrol engines in Defender, Discovery 2, Freelander 1, and Series models. It regulates the flow of coolant from the engine to the radiator, ensuring optimal engine temperature. Over time, thermostats...
    PEL500110LR
    £76.99 Inc. VAT
    £64.16 Ex. VAT
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    £76.99 Inc. VAT
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  • Defender/Discovery 1 300Tdi Heater To Hose Coolant Pipe | OEM - ERR4531 from JGS4x4

    Heater Pipe From Heater to Coolant Hose Early Style for 300TDI Defender OEM| ERR4531

    OEM Parts

    £41.89 Inc. VAT
    £34.91 Ex. VAT
    This 300TDI Heater Pipe is designed for the Defender 300TDI engine, providing a reliable connection from the heater to the coolant hose. Manufactured by OEM Parts, it ensures a precise fit and durable performance for your vehicle's cooling system. Ideal...
    ERR4531
    £41.89 Inc. VAT
    £34.91 Ex. VAT
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    £41.89 Inc. VAT
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  • Defender/Discovery 1 Engine Cooling Radiator Bleed Screw Plug from JGS4x4

    Filler Plug Radiator Petrol V8 for Defender 90/110, Discovery 1, Range Rover Classic 300TDI and P38 | ERR4686

    Direct Replacement

    £1.99 Inc. VAT
    £1.66 Ex. VAT
    This Filler Plug Radiator 90/110 to TA976035 and P38 Petrol Classic and 109 V8 is designed for use with Defender, Discovery 1, and Range Rover models equipped with 300TDI and Petrol engines. It is an essential component for maintaining proper engine...
    ERR4686
    £1.99 Inc. VAT
    £1.66 Ex. VAT
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    £1.99 Inc. VAT
    £1.66 Ex. VAT
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  • Defender Clutch Hose from JGS4x4

    Clutch Hose up From Slave to Master Cylinder for Defender 2.6 up to 1993 | RTC4425

    Direct Replacement

    £6.39 Inc. VAT
    £5.32 Ex. VAT
    This clutch hose is designed for use with 2.6 petrol engines in Defender models up to 1993. It connects the slave cylinder to the master cylinder, ensuring reliable hydraulic clutch operation. The hose is made from flexible rubber to accommodate movement...
    RTC4425
    £6.39 Inc. VAT
    £5.32 Ex. VAT
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    £6.39 Inc. VAT
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  • AMR3321A - Defender 300Tdi Temperature Sensor - Black By Thermostat | Autotec from JGS4x4

    Temperature Sensor Black Thermostat Autotec for Defender 300TDI | AMR3321A

    Autotec

    £5.99 Inc. VAT
    £4.99 Ex. VAT
    The 300TDI Temperature Sensor Black By Thermostat Autotec is designed for Defender models from 1983 to 2006. This sensor plays a crucial role by relaying coolant temperature information to the engine management system and coolant temperature gauge. A...
    AMR3321A
    £5.99 Inc. VAT
    £4.99 Ex. VAT
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    £5.99 Inc. VAT
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  • Coolant Thermostat With Seal - 77/78 Degrees from JGS4x4

    Thermostat for Defender 300TDI | ERR3291W

    Direct Replacement

    £8.79 Inc. VAT
    £7.32 Ex. VAT
    This thermostat is designed for Defender vehicles equipped with the 300TDI engine. It regulates the flow of coolant from the engine to the radiator, maintaining optimal engine temperature at 77/78 degrees. Over time, thermostats can fail to open or close...
    ERR3291W
    £8.79 Inc. VAT
    £7.32 Ex. VAT
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  • Defender 300Tdi Silicone Heater Outlet Hose from JGS4x4

    Silicone Heater Hose in Blue for Defender 300TDI from 1994 | DA3212

    Britpart

    £16.29 Inc. VAT
    £13.57 Ex. VAT
    This blue silicone heater outlet hose is designed specifically for the Defender 300TDI models from 1994 to 1998. Made from durable silicone, it offers superior strength compared to standard rubber hoses and is resistant to oils and chemicals. Engineered...
    DA3212
    £16.29 Inc. VAT
    £13.57 Ex. VAT
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    £16.29 Inc. VAT
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  • Water Pump O-Ring Seal Kit – PFQ10001L – Fits Td5 & 2.0L Engines from JGS4x4

    Water Pump O-Ring Seal Kit – PFQ10001L – Fits Td5 & 2.0L Engines

    Britpart

    £6.39 Inc. VAT
    £5.32 Ex. VAT
    Maintain your Land Rover's cooling system integrity with this Water Pump O-Ring Seal Kit (PFQ10001L). Designed to replace the D-ring seals between the water pump and engine block, this kit ensures a secure, leak-free connection, essential for optimal...
    PFQ10001L
    £6.39 Inc. VAT
    £5.32 Ex. VAT
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  • Drive Belt - ERR5911G | Dayco from JGS4x4

    Dayco Fan Belt 300TDI With 49mm Alternator Pulley for Defender 90/110 Range Rover Classic Dayco | ERR5911G

    Dayco

    £10.59 Inc. VAT
    £8.82 Ex. VAT
    This Dayco Fan Belt ERR5911G is designed for use with 300TDI engines, suitable for Defender and Discovery 1 models. It fits engines from number 16L25165 and from TA163104, compatible with vehicles featuring a 49mm alternator pulley. The belt powers...
    ERR5911G
    £10.59 Inc. VAT
    £8.82 Ex. VAT
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  • Defender/Discovery 1 Tdi Coolant Expansion Header Tank Cap | Genuine from JGS4x4

    Cap Expansion Tank Discovery MPI and EFI 300TDI for Defender 90/110, Range Rover Classic 200TDI Genuine Land Rover | NTC7161LR

    Genuine Land Rover

    £31.99 Inc. VAT
    £26.66 Ex. VAT
    This Cap Expansion Tank 90/110 200/300 TDI Discovery TDI MPI and EFI Classic 300TDI is a genuine replacement pressure cap designed for coolant expansion or header tanks. It is suitable for Defender and Range Rover models equipped with 200TDI and 300TDI...
    NTC7161LR
    £31.99 Inc. VAT
    £26.66 Ex. VAT
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    £31.99 Inc. VAT
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  • Defender Oil/Water Temperature Transmitter - PRC2505 from JGS4x4

    Coolant and Oil Temperature Transmitter for Defender 90/110 & Petrol and Turbo Diesel | PRC2505

    Direct Replacement

    £4.89 Inc. VAT
    £4.07 Ex. VAT
    This coolant and oil temperature transmitter is designed for early Defender 90 and 110 models with naturally aspirated petrol and turbo diesel engines. It monitors oil and water temperatures, providing crucial data to the engine management system to...
    PRC2505
    £4.89 Inc. VAT
    £4.07 Ex. VAT
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    £4.89 Inc. VAT
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  • Defender Puma 2.4 Td4 Puma Thermostat To Top Of Radiator Hose from JGS4x4

    Coolant Hose Radiator Top Hose Engine for 2.4 Defender Puma| PCH503300

    Direct Replacement

    £27.79 Inc. VAT
    £23.16 Ex. VAT
    This 2.4 coolant hose is designed for the Defender with the 2.4 Puma engine, covering model years 2007 to 2012. It connects the thermostat to the top of the radiator, ensuring efficient coolant flow within the cooling system. Made from durable materials,...
    PCH503300
    £27.79 Inc. VAT
    £23.16 Ex. VAT
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    £27.79 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.