Skoda Fabia Exhaust System: Specs, Fitment & Common Faults
On diesel Fabias, a genuine DIY fix — cleaning a gummed-up EGR valve with carb cleaner — resolves many faults before a costly replacement is needed.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — Rear silencer (aftermarket) Bosal 233-589 / Walker 22079
| Rear silencer (back box) — aftermarket | Bosal 233-589 (165.83 GBP), 233-071 (accessories); Walker 22079 (960 mm, code 52), 21342 (1070 mm, code 53), 22070 (960 mm); Asmet 04.093; MTS 01.67690 (1050 mm), 01.69790 (940 mm); Vegaz SKS-5 (1050 mm), VS-327, VS-327IMA (960 mm), SKS-67IMA; Polmo 24.20, 30.276, 01.124; Izawit 23.091 (960 mm), 23.102, 18.006, 18.002. |
|---|---|
| Centre / intermediate silencer — aftermarket | Bosal 233-783, 233-477, 233-633, 220-015 (accessories); Walker 71335 (1000 mm), 71341 (1000 mm), 24145 (900 mm); Ernst 112284 (850 mm), 114172 (900 mm, ABE E1 59R-02 0104); Vegaz SKS-33AT, SKS-30AT, VS-535; MTS 01.80390, 01.50006; Polmo 24.78, 24.40, 24.97; Izawit 18.072, 18.022, 18.030 |
| Front pipe / catalytic converter (DPF on diesels) — aftermarket | Bosal 090-149 (Euro 4), 090-562 (Euro 4); Walker 28812 (1050 mm, with manifold and flex pipe), 28058, 20639, 28699; JMJ 1080043 (ATD/ASZ/AXR), 1090855 (AZL), 1091212 (AWY/BMD), 1080001 (ASY), 1091213 (BME/BZG), 1091210 (AZQ/BME); NAP CAK10780 (BME/BZG); BM Catalysts BM91588H, BM91533H, BM91211H, BM91302H; HJS 96 11 5259 (Euro 5/6a/6b); Stark/Ridex 429C0042 (Euro 5, 320 mm). |
| Genuine (OE) numbers quoted | None quoted in catalogue listings — order genuine parts against your VIN |
| Fitment notes | Engines: 1.0 (60 HP) to 1.6 (110 HP) petrol, 1.4 TDI (75-105). confirm. |
A Genuine DIY Fix Worth Trying Before Paying for a New EGR Valve — Skoda Fabia Exhaust System
If your diesel is running roughly with a check engine light, and an EGR fault is suspected, it's genuinely worth trying a clean before paying for a replacement valve: removing the EGR valve and cleaning it with carb cleaner and a toothbrush to clear accumulated carbon deposits resolves the issue for a meaningful number of owners, and it's a straightforward job most confident DIYers can tackle with basic tools. This won't fix a genuinely failed valve (stuck open, electrically dead, or physically cracked), but a valve that's simply gummed up with carbon build-up — a common outcome of regular short-journey, stop-start driving — often responds well to this simple clean.
Worth knowing directly: a badly blocked DPF is sometimes caused by an underlying EGR fault preventing the car from completing natural regeneration in the first place — treating both together, rather than just cleaning or replacing the DPF alone, gives a genuinely better chance of resolving the fault for good.
Skoda Fabia Exhaust System: The Part That Announces Its Own Problems
Where a lot of Skoda Fabia parts fail silently until you spot something visually wrong, this one tends to make noise first — a rattle, a drone, an audible change that wasn't there recently. That's a useful early-warning system if you're paying attention.
Skoda Fabia Exhaust System: Watch: Replacing It
Aftermarket cat-back system for a Mk3; promo style, weak fit
Skoda Fabia Exhaust System: What It Does
Away from the engine, through the silencer, and often through a catalytic converter and particulate filter before reaching the tailpipe — that's the Skoda Fabia's exhaust job in three steps. Petrol and diesel versions frequently need different systems entirely, since their emissions treatment isn't the same.
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Skoda Fabia Exhaust System: Warning Signs, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Exhaust System Guide for warning signs and fault codes to watch for, confirming fitment against your VIN, and which aftermarket brands are worth trusting.
More Skoda Exhaust System
The same part, covered across other Skoda models.