Womala Manifold Pipe LR041788 for Land Rover LR4 Discovery 4 Range Rover

Product Overview

The Heater Manifold LR041788 is a Genuine OE-grade cooling system component engineered for select for Land Rover vehicles with 3.0L V6 supercharged petrol engines (AJ126) . This coolant pipe connects the engine cooling system to the vehicle’s heater core, regulating coolant flow for cabin heating and engine temperature management . LR041788 has been superseded by LR122710 for most applications .

Key Features

• Coolant flow regulation – supplies coolant to the heater core for cabin heating

• OE-grade quality – genuine Land Rover specification; upgraded aluminium versions available

• Direct-fit replacement – matches factory mounting points

• For 3.0L V6 supercharged petrol engines – AJ126 engine family

• Includes gasket/seals – complete assembly ready to install

OE Cross-Reference

💡 Supersession Note: LR122710 replaces LR041788 and the above LR part numbers .

Vehicle Fitment

VIN cut-off notes: LR122710 applies to vehicles from VIN JA726230 and from VIN KA792020 .

⚠️ Important: This manifold is specifically for the 3.0L V6 supercharged petrol engine (AJ126) . Not for naturally aspirated or diesel variants. Fitment varies by model year, production date, and VIN range – verify before ordering.

Signs of Failure

• Coolant leaks – visible drips from the heater manifold area

• Loss of cabin heat – heater blows cold air 

• Engine overheating – coolant loss causing temperature issues 

• Sweet coolant smell – from the engine bay

💡 The factory plastic heater manifold can become brittle with age and heat cycling, leading to cracking and coolant leaks. Upgraded aluminium versions are available for enhanced durability .

Critical – Verify Your VIN Before Ordering

Heater manifolds are VIN‑, engine‑, and model‑year‑specific. VIN cut-offs apply (JA726229/KA792019). Provide your VIN – our team confirms exact compatibility before dispatch. We cannot accept returns for misordered parts without VIN verification.

💡 Installation Tip: Professional installation recommended. When replacing the heater manifold, inspect all cooling system hoses and connections for wear. Replace coolant with OEM-specified fluid at the correct mixture ratio after installation .

Technical Specifications

Why Choose Us

Contact us for bulk orders or VIN‑checked quotes.

Specifications subject to change; images for reference only.Aftermarket replacement – not affiliated with Jaguar Land Rover.

Frequently Asked Questions

• Extensive Industry Experience: 13 years specializing in Auto Parts auto parts with precise product matching and technical solutions.
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