15 Engine parts are listed for the 2026 BMW M340I, in 6 part types, covering the 3.0L L6 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2026 BMW M340I, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. 12 parts of the 15 listed are Oil Filter (6 parts), Oil (4 parts) and Oil Filter Cover (2 parts). The other 3 part types cover the remaining 3 parts.
Every part on this page is matched to the 3.0L L6 Turbocharged — the only engine offered in the 2026 BMW M340I.
The most listed brands for 2026 BMW M340I engine parts are VALVOLINE (4 parts), REIN (3 parts) and FVP (1 part), plus 7 more brands. Quality grades include Standard Replacement, Economy and High Performance / Heavy Duty.
2 parts on this 2026 BMW M340I page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including MANN HU6022Z (Oil Filter) and WIX WL10342 (Oil Filter). Click any part number to see every vehicle that part fits.
Harmonic Balancer Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWB0074 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 10 x 65mm | View on Amazon |
This table covers the Harmonic Balancer bolts.
One part is listed for the 2026 BMW M340I — REIN HWB0074.
Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 888048 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | European Vehicle Full Synthetic SAE 0W-201 Quart | View on Amazon |
| VALVOLINE | 893931 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | European Vehicle Full Synthetic SAE 0W-301 Quart | View on Amazon |
| VALVOLINE | 893933 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | European Vehicle Full Synthetic SAE 0W-305 Gallon Bay Box | View on Amazon |
| VALVOLINE | 904063 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | European Vehicle Full Synthetic SAE 0W-205 Gallon Bay Box | View on Amazon |
This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable.
VALVOLINE supplies the 4 Oil parts for the 2026 BMW M340I.
This group includes VALVOLINE 888048, VALVOLINE 893931 and VALVOLINE 893933 and the remaining parts above.
Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWU1041 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Gasket Or Seal Included: YES | View on Amazon |
This table covers the drain plugs in the oil pan.
One part is listed for the 2026 BMW M340I — REIN HWU1041.
Oil Filter
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | G0342 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| PRO-TEC | PXL10342 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
High Performance / Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL | M1C457A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Extended Performance | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MANN Popular | HU6022Z | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WIX Popular | WL10342 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VARIOUS MFR | PG99256EX | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Extended Life | View on Amazon |
This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive.
6 Oil Filter parts are listed for the 2026 BMW M340I, from FVP, PRO-TEC, MOBIL and 3 other brands. MANN HU6022Z carries the "Popular" badge.
In the Economy grade, FVP and PRO-TEC supply 2 parts: the catalog's value-priced group. A representative part number is FVP G0342.
In the High Performance / Heavy Duty grade, MOBIL supplies 1 part: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is MOBIL M1C457A.
The Standard Replacement section lists 3 options from MANN, WIX and VARIOUS MFR — built to original-equipment specification. MANN HU6022Z is listed in this group.
Part numbers include MANN HU6022Z, FVP G0342 and PRO-TEC PXL10342, among others listed above.
Oil Filter Cover
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | MO388 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| REIN | CPL0070 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the Oil Filter covers.
2 Oil Filter Cover parts for the 2026 BMW M340I come from 2 brands — MOTORAD and REIN.
Listed part numbers: MOTORAD MO388 and REIN CPL0070.
Valve Cover
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP | SK743462 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the Valve covers.
This group shows a single part: SKP SK743462.
Buying Engine Parts for a 2026 BMW M340I
On this vehicle, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.
- Confirm you have the 3.0L L6 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Oil Filter and Oil .
Frequently Asked Questions
How many engine parts fit the 2026 BMW M340I?
Our catalog currently lists 15 engine parts for the 2026 BMW M340I across 6 subcategories and 10 brands, covering the 3.0L L6 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of engine problems on a 2026 BMW M340I?
Common symptoms include oil spots under the vehicle, blue or white exhaust smoke, ticking from the valvetrain, or coolant mysteriously disappearing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What oil viscosity is listed for the 2026 BMW M340I?
Oil rows on this page include SAE 0W-20 and SAE 0W-30. Confirm the engine and the weight on the filler cap before you buy — high-mileage and standard fills can differ.
What should I replace at the same time?
Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2026 BMW M340I was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2026 BMW M340I?
Every part on this page is matched to the 3.0L L6 Turbocharged engine. Then engine hard parts are unforgiving of guesswork — confirm the casting or engine code before ordering, because one model year can hide two different blocks. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2026 BMW M340I
Engine Parts for Other BMW M340I Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.