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Details
| Specification | Value |
|---|---|
| Brand | ELRING |
| MPN | b15.540 |
| Thread Size | M16x1.5x12 |
| Spanner Size | 8 mm |
OE/OEM numbers (5)
Search by this OE number to find compatible parts
- AUDI / CUPRA / SEAT / SKODA / VW—0AA 409 057
- CUMMINS—3977854
- CHRYSLER / DODGE / JEEP / RAM—68084187AA
- CHRYSLER / DODGE / JEEP / RAM—68084187AB
- PORSCHE—955 332 057 00
Where this part fits
Original-fit position for OE 0AA409057. The red ring marks where this part installs on the vehicle.

About this product
The ELRING Screw Plug (B15.540) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Thread Size: M16x1, 5x12, Spanner Size: 8 mm, Bolt Head-/Nut Design: Aluminium, Supplementary Article/Info 2: 396. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit AUDI, DODGE, JEEP, RAM and 1 other makes models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 050574, 0AA 409 057, 116 168, 257.904.001 and 4 more. Matching these numbers confirms a like-for-like replacement with no loss of function. ELRING is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
About ELRING
Elring, founded in 1879 in Dettingen an der Erms, Germany, is a globally recognised specialist in engine sealing technology and gasket manufacturing. Elring specialises in cylinder head gaskets, valve cover gaskets, oil pan gaskets, exhaust manifold gaskets, and complete gasket sets. As an OE supplier to Mercedes-Benz, BMW, Volkswagen, and Audi, Elring gaskets deliver factory-precision sealing. With 140+ years of sealing innovation and state-of-the-art manufacturing, Elring is the professional's choice for leak-free engine assembly and repair.
Suitable cars
Equivalent products (3)
Screw Plug ELRING B15.540 — compatible car models
| Car models | AUDI: Q7 (4LB), Q7 (4MB, 4MG, 4MQ), Q7 Van (4LB), Q7 Van (4MB, 4MG), Q8 (4MN, 4MT); DODGE: DURANGO (WD); JEEP: GRAND CHEROKEE IV (WK, WK2), GRAND CHEROKEE VAN (WK2); RAM: 1500 CLASSIC Crew Cab Pickup (DS), 1500 CLASSIC Extended Cab Pickup (DS), 1500 CLASSIC Standard Cab Pickup (DS), 1500 Crew Cab Pickup (DS), 1500 Crew Cab Pickup (DT), 1500 Extended Cab Pickup (DS), 1500 Extended Cab Pickup (DT), 1500 Standard Cab Pickup (DS); VW: TOUAREG (7LA, 7L6, 7L7), TOUAREG (7P5, 7P6), TOUAREG (CR7, RC8), TOUAREG VAN (7P5) |
|---|---|
| Engines | 3.0 TDI quattro; SQ7 quattro; 4.0 SQ7 TDI quattro; 4.0 SQ8 TDI Mild Hybrid quattro; 3.6; 3.0 CRD; 3.0 EcoDiesel 4WD; 3.0 TD 4WD; 3.0 4x4; 2.5 R5 TDI; 3.0 V6 TDI; 4.0 V8 TDI 4motion; 3.0 TDI 4motion |
| Year of manufacture | 2002-2019 |
| Manufacturer article number (MPN) | B15.540 |
| OE part numbers | 0AA 409 057, 3977854, 68084187AA, 68084187AB, 955 332 057 00 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
ELRING b15.540 . Bolt Head-/Nut Design: 2. Spanner Size: 8 mm. Supplementary Article/Info 2: 396. Thread Size: M16x1,5x12
- 1x Screw Plug
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Screw Plug compatible with my car?
This Screw Plug fits AUDI, DODGE, JEEP, RAM, VW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this ELRING Screw Plug have?
This ELRING Screw Plug has the following specifications: Thread Size: M16x1,5x12; Spanner Size: 8 mm; Bolt Head-/Nut Design: 2; Supplementary Article/Info 2: 396. Check the full specifications table above for complete details.
What OE part numbers does this Screw Plug replace?
This Screw Plug replaces OE part numbers: 0AA 409 057, 3977854, 68084187AA, 68084187AB, 955 332 057 00. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Screw Plug cost?
This ELRING Screw Plug is available for £6.99. Screw Plug prices vary depending on brand, specifications, and vehicle compatibility. ELRING parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Screw Plug?
Regular inspection of your Screw Plug is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Screw Plug?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Screw Plug fitted by a professional mechanic.
Can I use this part as a replacement for OE 0AA 409 057?
Yes, this ELRING Screw Plug is a direct replacement for OE part number 0AA 409 057. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.