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ERR4531 - Heater Pipe – 300TDi Cooling or Heating Part Land Rover Range Rover Defender, Discovery

ERR4531 - Verwarmingsslang – 300TDi

- €66,40
€66,40
€66,40 - €66,40
€66,40
OEM Part
OEM: Made by an Original Equipment Manufacturer. This part is made by an original equipment manufacturer or under their license, ensuring compatibility and quality.
Brand PR2 Allmakes OE
Verwarmingswaterslang 300TDI
Vehicle Model Land Rover Defender t/m 2016
Land Rover Discovery 1 1989-1998 (L318)
Fitment Notes DEFENDER 1987-2006 — 2.5L 300 Tdi, heater-to-hose coolant pipe, to (E)21L36433A
DISCOVERY 1 1989-1998 — 4-Cyl 300 Tdi, to (V)MA081992
Alternative Codes
ERR4531

In stock 2 units
2 · Gouda 0 · Drachten
Express delivery available

When will my order arrive?
  • Order before 15:00 (Mon–Fri): same-day dispatch for in-stock items.
  • UPS Express (order before 14:00): dispatched today, delivered tomorrow where available.
  • Netherlands / Belgium / Germany: 2–4 working days.
  • Other EU countries + UK: 4–8 working days.
  • Outside EU/UK: delivery times vary — contact us for an estimate.

Items may ship from multiple warehouses at no extra cost.

Job kits containing this part

This part is included in 0 job kit(s) below. Pick the kit that matches your vehicle and job, then add what you need.

Frequently asked questions

What does the Heater Pipe (ERR4531) do?
The Heater Pipe (ERR4531) carries engine coolant through the heater circuit on the 2.5L 300TDi turbo diesel. It routes coolant between the engine and the heater matrix hoses as part of the cabin heating supply. Fitted to the Land Rover Defender up to 2016 and Discovery 1 (1989-1998) 300TDi.
Where does the heater pipe fit?
The heater pipe links the engine coolant outlets to the heater matrix hoses, carrying hot coolant toward the cabin heater on the 300TDi engine. It's part of the coolant and heating circuit on the Land Rover Defender up to 2016 and Discovery 1. Check its clips and hose seals when fitting.
How do I confirm this pipe fits my 300TDi?
ERR4531 fits the 2.5L 300TDi in the Land Rover Defender up to 2016 and the Discovery 1 (1989-1998) up to VIN MA081992. There's a build cutoff on this pipe, so use your VIN to confirm your vehicle falls within the covered range before ordering.

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