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Popular BMW M440i Engine Models
Compare used and reconditioned engine guide prices from trusted UK suppliers. Find replacement engine options by model, price and availability.
Available Engine Models
Starting guide prices for replacement engines
Quick Quotes
| Engine Code | CC | Size | Fuel | Number of Cylinders | Aspiration | Fits | Price (From) |
|---|---|---|---|---|---|---|---|
|
BMW
BMW M440i Engine B58B30A
Average rating:
5
4
-300
B58B30A
|
3.0 Litre | 2998 cc | Petrol | V TYPE 12 CYLINDER | Turbo | 2016-2024 | - |
|
BMW
BMW M440i Engine B58B30A
Average rating:
5
4
0
B58B30A
|
3.0 Litre | 2998 cc | Petrol | V TYPE 12 CYLINDER | Turbo | 2016-2024 | - |
BMW M440i engine replacement: the quick answer
Need a BMW M440i engine now? Start by confirming the exact engine, then compare used versus reconditioned condition, warranty, fitting and recovery as one complete repair decision.
- Reconditioned engine warranty: up to 3 years, depending on the engine and stated terms.
- Potential saving: up to 40% against comparable main-dealer routes where the job and specification allow.
- Service choice: supply-only or supply-and-fit.
- Recovery: available for non-running vehicles to the garage doorstep across mainland UK.
- Used engine warranty: up to 6 months, depending on the unit and stated terms.
Compatibility is more important than a cheap advertised price
Two BMW M440i vehicles can look identical and still require different engine specifications. Before a unit is reserved, provide the registration and, where needed, VIN and engine code. Year, transmission and output can also matter. A proper match reduces failed deliveries, labour delays and disputes over components that do not transfer correctly. Your quotation should state what is included with the engine and which items-such as turbocharger, injectors, manifolds, starter, alternator or sensors-are excluded, tested separately or transferred from the old unit.
Checks around the replacement BMW M440i engine
Model names alone can hide major differences between petrol, diesel and later powertrain variants. The quotation stage should establish the exact engine before price, availability or fitting time is treated as final.
A practical used-versus-reconditioned decision for the BMW M440i
A used engine is normally the budget-led route; a reconditioned engine is normally the longer-term route. That simple distinction is useful, but it is not the whole decision. A low-cost used unit can become poor value if it lacks suitable warranty or needs substantial additional parts, while a reconditioned engine only makes sense if the rest of the BMW M440i is worth the larger investment. Compare the complete written quote and expected ownership period. Used-engine warranties can extend to six months and reconditioned warranties to three years, depending on the specific product and conditions.
Supply-only, fitted service or recovery for your BMW M440i
Supply-only suits you if the vehicle is already with a garage you trust and that garage has agreed to carry out the engine change. Supply-and-fit is useful when you want the engine and installation arranged as one route through the BuyEngines mainland UK garage network. If the BMW M440i cannot be driven safely, recovery can also be arranged to the garage doorstep. Tell us which route you need at the beginning so the quotation reflects the actual job rather than an engine sitting separately from the labour and transport required to use it.
What changes the final BMW M440i engine replacement price?
Five things usually move the total: the exact engine required, whether it is used or reconditioned, what arrives with the unit, the installation work and logistics. Recovery, fluids, filters, timing components, turbo or fuel-system work and diagnostics may sit outside a headline engine price. That is why a 1 difference on an advert tells you almost nothing about value. Compare written quotations on the same scope. Depending on the job, BuyEngines customers can save up to 40% against comparable main-dealer costs while using independent engine and garage options.
Why fitting quality and written terms matter
The engine is only one part of the outcome. A correct unit can still give problems if an external cause of failure is ignored or the installation is rushed. Ask the garage how it will check cooling, lubrication and relevant ancillaries, and make sure warranty requirements are understood before the old engine is removed. BuyEngines combines 35 years of experience with modern workshop facilities, qualified mechanics and a network of garages across mainland UK to support a more complete replacement route.
The right BMW M440i engine option depends on what matters most
The best quote depends on what you are trying to optimise-cost, speed, warranty, convenience or long-term value:
- If the diagnosis is uncertain, do not order an engine to 'see if it fixes it'. Confirm that the fault is internal and that replacement is more sensible than repairing the existing unit.
- If a main-dealer quotation has made the repair look uneconomic, compare the same scope through independent used and reconditioned routes. On suitable jobs, BuyEngines states potential savings of up to 40% against comparable main-dealer costs.
- If the car is away from your usual mechanic, use the mainland UK recovery and garage network as part of the comparison rather than limiting the search to the nearest engine seller.
Higher-output applications make correct engine identity and supporting-system checks especially important. If the fuel or exact derivative is not clear from the model description, registration and engine-code checks should settle that before the quote is treated as final.
What happens when you request a BMW M440i engine quote
- Vehicle details: Registration first; VIN, engine code and derivative details where required for the BMW M440i.
- Condition and service: Choose used or reconditioned and tell us whether your own garage is fitting it.
- Decision: Review warranty, included parts, recovery/fitting costs and expected timescale as one package.
Providing these details at the start reduces back-and-forth and helps the engine, recovery and fitting requirements line up from the outset.
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Replacement Engine Help
Clear answers for UK drivers comparing used, reconditioned, supply-only and fitted replacement engine quotes.
Frequently asked questions about BMW M440i replacement engines
Why is specialist fitting important for a BMW M440i?
Higher-value and higher-specification vehicles can have complex ancillaries, electronics and variant differences. A suitably equipped workshop helps ensure the replacement is correctly matched, installed and commissioned, and that warranty requirements are documented.
Is a used BMW M440i engine a good option?
It can be when the vehicle needs a cost-controlled repair and a correctly matched unit with clear condition and warranty is available. Used engines supplied through BuyEngines can have warranty cover of up to six months, subject to the individual engine and terms.
Can I have a BMW M440i engine delivered to my own mechanic?
Yes. Choose supply-only if your garage has agreed to fit the engine. Before ordering, make sure the mechanic sees the warranty conditions and confirms which supporting parts or checks are required during installation.
How quickly can a BMW M440i engine be replaced?
Timescale depends on exact engine availability, delivery or recovery, workshop capacity and whether additional faults or parts are found. Ask for a realistic current estimate after the engine has been matched rather than relying on a generic turnaround claim.
How much is a replacement BMW M440i engine in the UK?
There is no reliable one-price answer. The total depends on the exact engine code, used or reconditioned condition, availability, included ancillaries, warranty, recovery and fitting. A vehicle-matched written quote is more meaningful than a generic advertised figure.
How long is the warranty on a reconditioned BMW M440i engine?
Reconditioned engines can be supplied with warranty cover of up to three years, depending on the engine and the stated conditions. Check the written terms and any fitting or servicing requirements before installation.
Can you fit the replacement BMW M440i engine for me?
Yes. BuyEngines offers supply-and-fit as well as supply-only. Fitting can be arranged through the mainland UK garage network. Ask the quote to state the labour scope and which fluids, filters or additional parts are included.
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