BMW X5 xDrive35I Engine Replacement - Rebuilt & Reconditioned Units from £3,882
Compare BMW X5 xDrive35I replacement engine prices from trusted UK suppliers. Rebuilt and reconditioned units come with a 12-month unlimited-mileage warranty and full OEM-spec testing. Save up to 60% versus a main dealer quote.
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BMW X5 xDrive35i Specialists
Expert Solutions for Every X5 xDrive35i - SE to M Sport
Need a reliable replacement engine for your BMW X5 xDrive35i?
Engine Finders specializes in X5 xDrive35i engines with solutions for common N55B30 issues, including high-pressure fuel pump and turbocharger failures.
- ✔ X5 xDrive35i-Specific Engine Types - Addressing N55B30 turbo wastegate rattle and injector faults
- ✔ Precision-Tuned for X5 xDrive35i - Correct calibration for xDrive AWD and heavy E70 chassis load
- ✔ X5 xDrive35i Pricing Advantage - Save up to £1800 on common high-pressure fuel pump replacements
BMW X5 xDrive35i Replacement Engines Options - Verified Units (UK Supply)
All engines bench-tested, VAT-inclusive, with 12-month warranty. MoT-compliant. Nationwide delivery. Direct OEM fitment for E70, F15, G05 chassis.
Rebuilt N55B30 units with updated timing chain and turbo fixes.
Factory-spec rebuilds addressing HPFP failures and VANOS solenoid wear.
Inspected and restored, resolving injector leaks and cooling issues.
Direct OEM swaps ensuring seamless fitment to xDrive systems.
Cleaned, tested, with renewed seals and turbocharger checks.
Verified mileage N55 engines with warranty-backed service history.
BMW X5 xDrive35i Compatible Engine Codes- Average Prices on Rebuilt Units
All engines professionally reconditioned, bench-tested, and supplied with 12-month warranty. Direct OEM fitment. VAT-inclusive. Nationwide UK delivery.
Why Choose Engine Finders for Your BMW X5 xDrive35i Engine?
Engine Finders connects UK drivers with vetted specialists for reliable, reconditioned BMW X5 xDrive35i replacement engines. From the N55B30 turbocharged petrol to the later B58B30O0 variants, we focus on solving model-specific failures like VANOS solenoid wear and turbocharger seal leakage. Whether you need a rebuild due to timing chain tensioner issues (OEM 11317533477) or injector faults, we make sourcing the right engine simple and warranty-backed.
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✔ N55 Timing Chain Reinforcement
The X5 xDrive35i’s N55B30 engine often suffers from premature timing chain wear. We fit upgraded tensioners (OEM 11317533477) and guides to prevent failures unique to the F15 chassis, ensuring smoother power delivery and reliability.
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✔ VANOS Solenoid Calibration
Unlike smaller BMW models, the X5 xDrive35i’s N55 and B58 engines place higher load on VANOS solenoids. Our rebuilds include recalibrated VANOS units to address rough idle and loss of low-end torque specific to this SUV variant.
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✔ Turbocharger Seal Upgrades
The single twin-scroll turbo on the X5 xDrive35i’s N55B30 is prone to oil seal failure. We install reinforced turbo seals (OEM 11657649291) and balance assemblies to stop oil smoke and boost leaks common in the 2014-2018 F15 models.
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✔ Direct Fit OEM-Spec Injectors
High-pressure injectors (OEM 13537585261) on the B58B30O0 engine used in later X5 xDrive35i builds often clog under UK driving conditions. We supply brand-new OEM-spec injectors to restore efficiency and smooth throttle response.
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✔ Cooling System Overhaul
Cooling expansion tanks (OEM 17137648294) and water pumps are frequent failure points in the X5 xDrive35i. Our rebuilt units include upgraded cooling components tailored to the 3.0L turbo petrol setup, preventing overheating in heavy UK traffic.
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✔ Model-Specific ECU Mapping
While the N55 engine appears across multiple BMWs, in the X5 xDrive35i it uses unique ECU mapping that stresses ignition coils (OEM 12138616153). Our rebuilds include reprogramming for improved reliability under the SUV’s weight and torque demands.
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✔ Warranty-Backed Peace of Mind
Every reconditioned X5 xDrive35i engine comes with a 12-month unlimited mileage UK warranty. From upgraded timing chains to recalibrated VANOS, our engines are rebuilt to OEM standards with coverage that addresses this model’s unique weak points.
Rated 4.9 out of 5 by 1081 satisfied customers who chose reconditioned and used BMW engines through Engine Finders.
Based on real post-sale feedback from buyers matched with verified UK suppliers.
BMW X5 xDrive35i Engines for Sale | Engine Finders
Need a reliable BMW X5 xDrive35i replacement engine? From N55B30 turbo failures to injector faults, we supply reconditioned units with warranty.
BMW X5 xDrive35i Replacement Engines
Launched with the E70 in 2007, the X5 xDrive35i first used the N54B30 twin-turbo, later replaced by the N55B30 single twin-scroll in the F15 (2013-2018). These petrol straight-sixes deliver strong power but are known for timing chain wear, VANOS solenoid faults, and turbo seal leaks. In the G05 (2019-present), the 35i evolved into the B58B30O0, which improved reliability yet introduced injector clogging and coil failures. Owners seeking replacement engines must consider these generation-specific weaknesses when selecting a rebuilt or remanufactured option.
BMW X5 xDrive35i Models- Engines Codes
The X5 xDrive35i spans three generations with distinct engine codes, each carrying its own strengths and weaknesses:
- N54B30: 3.0L twin-turbo petrol, E70 (2007-2010). Prone to turbo wastegate rattle and high-pressure fuel pump failure (OEM 13517573436).
- N55B30: 3.0L single twin-scroll turbo petrol, F15 (2013-2018). Timing chain tensioner (OEM 11317533477) wear is a common failure point.
- B58B30O0: 3.0L turbo petrol, G05 (2019-present). Improved efficiency but suffers from injector clogging (OEM 13537585261) and ignition coil wear (OEM 12138616153).
While these engines share similarities with other BMW models, in the X5 xDrive35i they endure heavier load and unique ECU calibration, leading to model-specific wear patterns.
Buy Used and Second-Hand BMW X5 xDrive35i Engines
Buyers of the X5 xDrive35i can choose from several replacement engine types depending on their needs and budget:
- Used engines - cheaper but risk hidden N55 or N54 timing chain wear.
- Reconditioned - refreshed with new VANOS solenoids and tensioners.
- Rebuilt - fully dismantled with upgraded turbo seals and injectors.
- Remanufactured - factory-level rebuilds ideal for high-load B58 engines.
For this model, remanufactured engines are most reliable due to recurring timing chain and injector issues across all generations.
BMW X5 xDrive35i Engines in Stock
Our reconditioned X5 xDrive35i engines include key upgrades designed for long-term reliability under SUV driving conditions:
- New timing chain kits (OEM 11317533477) for N55 variants.
- Reinforced turbocharger seals (OEM 11657649291) for oil leak prevention.
- Calibrated VANOS solenoids to restore low-end torque.
- OEM-spec injectors (OEM 13537585261) for B58 to prevent misfires.
Each rebuilt engine undergoes compression testing, leak-down checks, and ECU recalibration specific to the X5 xDrive35i before being cleared for sale.
Warranty for Replacement BMW X5 xDrive35i Engines
Every replacement engine for the X5 xDrive35i comes with a 12-month unlimited mileage UK warranty covering major rebuild components.
- Coverage for timing chains, VANOS solenoids, and injectors.
- Warranty excludes known weak points such as N55 turbo failures.
- B58 injectors covered for the first 12 months only.
Engine Finders is a comparison service only. All warranties are issued by the engine supplier directly and may vary depending on rebuild scope.
Expert Tips for Choosing the Right Engine for Your BMW X5 xDrive35i
BMW X5 xDrive35i Engine Types Explained
- N55B30 engines (2010-2018) prone to turbo wastegate wear
- Reconditioned units include updated HPFP
- Used engines often show injector faults on early builds
- Rebuilds with VANOS seals upgrade last significantly longer
BMW X5 xDrive35i Replacement Engine Cost in the UK
- Used N55B30 engines priced between £2,200-£2,800
- Reconditioned units with HPFP upgrade £3,200-£3,600
- BMW B58 swap conversions exceed £4,000 with coding
- Engine Finders saves up to £1,200 vs dealer rebuilds
Finding the Right BMW X5 xDrive35i Engine
- Check VIN plate: N55B30A for 2010-2013 builds
- Later F15 models (2014-2018) use N55B30O0 variant
- Beware of E70 vs F15 mount differences in swaps
- Confirm ECU DME MEVD17.2.9 matches donor engine
BMW X5 xDrive35i Petrol vs Diesel Engines
- Petrol N55 gives smoother drive but turbo heat issues
- Diesel 30d alternative more economical but EGR prone
- London ULEZ favors petrol xDrive35i over older diesels
- High-mile drivers still prefer diesel torque delivery
Quality Assurance- Warranty
- N55 timing chain guide rails (OEM 11317585723) replaced
- HPFP tested to BMW bulletin SI B13 03 10 standards
- 6-12 month warranty covers VANOS and turbo failure
- Each engine compression tested before shipment
Compare- Save on BMW X5 xDrive35i Engines
- Rebuilt N55s cheaper when tensioner (11317587572) replaced
- Engine Finders partners cut costs by sourcing OEM parts
- Check suppliers guarantee injector update (OEM 13538648937)
- Bundle fitting + ECU coding saves £500 vs dealer prices
BMW X5 xDrive35i Engine Works: How Experts Rebuild Engines
When your engine fails, BMW X5 xDrive35i engine works can restore performance at a fraction of the cost of a brand-new engine. From diagnostics to rebuild, here's how experts ensure optimal results.
Step 1: Full strip-down of N55B30 with BMW tool 119890. Identifies timing chain slack, injector leaks, and HPFP condition.
Step 2: Cylinder head pressure tested to 5 bar. Common on X5 xDrive35i due to turbo heat cycles cracking valve seats.
Step 3: Timing chain replaced with OEM kit 11317587758. Updated tensioner resolves Service Bulletin SI B11 04 14 issue.
Step 4: VANOS system rebuilt with OEM seals (11367838675). X5 calibration demands higher oil pressure than 335i.
Step 5: HPFP bench-tested and replaced if below 4.5 bar. Known weak spot in early F15 xDrive35i builds.
Step 6: ECU MEVD17.2.9 recoded and dyno tested at 300hp baseline. Confirms reliability before reinstall into E70/F15.