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New Mercedes E-Class 3.0 CDI Turbo – Ref. 826830-5004S

€694,00 incl. VAT
i.e. €578,33 excl. VAT
Price incl. VAT for delivery in France. Outside France, the VAT of the delivery country applies at checkout.
TurboMercedes · E-ClassRef. 826830-5004S
12 months Parts warranty
4.8 838 Google reviews
  • 100% secure online payment
  • Delivery to your garage or home, anywhere in Europe
  • 12-month parts warranty
  • Reconditioned and checked turbo
Technical specifications
Part
Turbo
Part type
New turbo
Make
Mercedes
Model
E-Class
Engine
E 350 CDI, E 350 BlueTEC (3.0 CDI V6)
Fuel
Diesel
Equivalent references
826830-5004S, 6420902486, 642090248680, A6420902486, A642090248680
Warranty
12 months

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Diagnosing a failing turbo on your Mercedes E-Class 3.0 CDI

Before replacing the turbo on your E-Class, it is essential to confirm that the fault lies with the turbocharger itself and not with a peripheral component. On the V6 OM642LS fitted to the E 350 CDI and E 350 BlueTEC, characteristic warning signs include a loss of power accompanied by an engine warning light, an unusual whistling noise under acceleration, or blue or black exhaust smoke. Also check for fault codes related to boost pressure, any play in the turbine shaft (with the engine off), and the absence of oil traces in the intake hoses. This methodical check avoids an unnecessary replacement when the problem is actually caused by a cracked hose or a faulty pressure sensor.

New Turbo for Mercedes E-Class with 3.0 CDI Engine

This new turbo is compatible with reference 826830-5004S, intended for the 2987 cm³ V6 diesel OM642LS fitted to the E-Class in its E 350 CDI and E 350 BlueTEC versions. Before ordering, check the number engraved on your original turbo to ensure an exact match with your vehicle, as the different power variants of this engine sometimes received turbos of a similar design that are not interchangeable.

Warranty and Delivery of this E-Class Turbo

This new turbo is sold as a straightforward sale: no old unit to return — there is no return or collection of the old turbo. A single delivery of the new turbo is made, which you can have fitted as soon as you receive it. The part is covered by a 12-month parts warranty, subject to fitting being carried out by a professional. Payment for your order can be spread over several instalments, up to 10 instalments.

Fitting Advice for the V6 OM642LS

On this engine, the service life of the turbo depends directly on the quality and regularity of oil changes, as the oil circuit feeds the central bearing at very high rotational speeds. Before fitting, check the oil circuit, the intake hoses and the air intake to rule out any contamination from metal particles or residue. A clogged air filter or intercooler can also accelerate premature turbo wear. After installation, make sure to prime the turbo with oil before the first start-up, so that the bearing is properly lubricated as soon as the engine is running.

This Same Turbo Also Fits

Diagnosing a failing turbo on your Mercedes E-Class 3.0 CDI

Before replacing the turbo on your E-Class, it is essential to confirm that the fault lies with the turbocharger itself and not with a peripheral component. On the V6 OM642LS fitted to the E 350 CDI and E 350 BlueTEC, characteristic warning signs include a loss of power accompanied by an engine warning light, an unusual whistling noise under acceleration, or blue or black exhaust smoke. Also check for fault codes related to boost pressure, any play in the turbine shaft (with the engine off), and the absence of oil traces in the intake hoses. This methodical check avoids an unnecessary replacement when the problem is actually caused by a cracked hose or a faulty pressure sensor.

New Turbo for Mercedes E-Class with 3.0 CDI Engine

This new turbo is compatible with reference 826830-5004S, intended for the 2987 cm³ V6 diesel OM642LS fitted to the E-Class in its E 350 CDI and E 350 BlueTEC versions. Before ordering, check the number engraved on your original turbo to ensure an exact match with your vehicle, as the different power variants of this engine sometimes received turbos of a similar design that are not interchangeable.

Warranty and Delivery of this E-Class Turbo

This new turbo is sold as a straightforward sale: no old unit to return — there is no return or collection of the old turbo. A single delivery of the new turbo is made, which you can have fitted as soon as you receive it. The part is covered by a 12-month parts warranty, subject to fitting being carried out by a professional. Payment for your order can be spread over several instalments, up to 10 instalments.

Fitting Advice for the V6 OM642LS

On this engine, the service life of the turbo depends directly on the quality and regularity of oil changes, as the oil circuit feeds the central bearing at very high rotational speeds. Before fitting, check the oil circuit, the intake hoses and the air intake to rule out any contamination from metal particles or residue. A clogged air filter or intercooler can also accelerate premature turbo wear. After installation, make sure to prime the turbo with oil before the first start-up, so that the bearing is properly lubricated as soon as the engine is running.

This Same Turbo Also Fits

FAQ

Frequently asked questions

Everything you need to know before ordering your part.

You need to note the number engraved on your original turbo and compare it against the equivalent references listed, in particular 6420902486 or A6420902486, before confirming your order.
No, this is a new turbo sold without exchange — no old unit needs to be returned.
The turbo comes with a 12-month parts warranty, subject to fitting being carried out by a professional.
You will typically notice a loss of power, an engine warning light, an abnormal whistling noise under acceleration, and sometimes blue or black exhaust smoke.
Yes, payment can be spread over several instalments, up to 10 instalments.
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