In stock
Original equipment number
Final Muffler, OE RFJ940100A. 3 compatible equivalents from 3 brands, 2 of them in stock. Prices from £83.99 to £179.99. Fits MAZDA.
BOSAL 171-025£179.99
ASMET 11.053£96.99
Manufacturers list each of these parts against OE RFJ940100A. The cheapest ones in stock come first; the full list follows, sorted by price.
UK delivery £5.99, free over £50 · We also ship from the EU to 200 countries, with no customs charges within the EU — see prices and times
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In stock
In stock
2 in stock now, 1 not in stock right now. Sorted by price.
| Brand | Number | EAN | Features | Price | Availability |
|---|---|---|---|---|---|
| ASMET | 11.053 | — | — | £96.99 | In stock |
| BOSAL | 171-025 | 3351641710252 | — | £179.99 | In stock |
| Brand | Number | EAN | Features | Price | Availability |
|---|---|---|---|---|---|
| POLMO | 12.24 | 5904157344053 | Rear | £83.99 | Out of stock |
OE RFJ940100A is compatible with the following make/model combinations:
Choose a brand to see their compatible parts for OE RFJ940100A.
OE part number RFJ940100A is a Final Muffler used by MAZDA. We have 3 compatible replacement parts from ASMET, BOSAL, POLMO.
Final Muffler OE RFJ940100A prices range from £83.99 to £179.99, with 3 brands offering compatible parts.
OE (Original Equipment) number RFJ940100A is a manufacturer's reference code for Final Muffler used to identify the exact specification of a part fitted during vehicle production. By cross-referencing this OE number, you can find 3 compatible aftermarket brands that match the same specification — often at a lower price than the original. All parts listed above are verified to match OE RFJ940100A.
Original installation position for OE RFJ940100A. The red ring marks where this part installs on the vehicle.

OEM workshop diagram — sourced from manufacturer parts catalogue.
| Attribute | Value |
|---|---|
| Length [mm] | 690 |
| Width [mm] | 340 |
| Length [mm] | 1000 |
| Length [mm] | 2000 |
| Weight [kg] | 9,7 |
| Test Mark | E1 |
| Vehicle Equipment | for vehicles without sports rear muffler |
| Code Letter | 63 |
| Length [mm] | 1550 |
| Length [mm] | 1950 |
Other original equipment numbers linked to RFJ940100A. Each one leads to its own fitment and price page.
Only vehicle manufacturers' numbers are listed here. Other makers' equivalents are under “Compatible parts”.
Common original equipment numbers linked to replacement-part pages.
4–8 days
Standard delivery £5.99. Free on orders from £50.00.
£50.00
On every order from £50.00.
14 days
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OE RFJ940100A fits vehicles from MAZDA and other compatible models listed below.
OE RFJ940100A is an original equipment reference for a Final Muffler. It identifies the exact part specification used by the vehicle manufacturer.
Replacement parts for OE RFJ940100A cost between £83.99 and £179.99, depending on brand and specification.
ASMET, BOSAL, POLMO all offer compatible replacements for OE RFJ940100A.
OE RFJ940100A is an original equipment reference assigned by the vehicle manufacturer. The parts listed below are quality-matched aftermarket and OEM-equivalent replacements that meet the same specification.