Renault Twingo Exhaust System: Specs, Fitment & Common Faults
On the Twingo, if diesel, a genuinely serious mechanical chain: an EGR valve stuck closed can cause turbo bearing failure and catastrophic oil consumption.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — Rear silencer (aftermarket) Bosal 200-083 / Walker 23997
| Rear silencer (back box) — aftermarket | Bosal 200-083, 200-785 (accessories); Walker 23997 (970 mm), 01677 (615 mm); Ernst 520003 (730 mm repair), 520072 (950 mm), 520089 (1000 mm, no sports muffler, ABE E1 59R-02 0092); MTS 01.62510 (880 mm); Vegaz RS-258, RS-424 (1001 mm), RS-423 (1000 mm), RS-501 (sports muffler), RS-258IMA; Polmo 21.272; Izawit 26.002, 26.114, 02.009. |
|---|---|
| Centre / intermediate silencer — aftermarket | Bosal 200-811, 200-341, 200-807, 200-269; Walker 22560 (570 mm, code 61), 22380, 22441 (925 mm, code 62), 22440 (1040 mm, code 63); MTS 01.56880, 01.50108, 01.56280, 01.51350; Vegaz RS-359, RS-28, RS-323, RS-40; Izawit 07.090, 26.305, 26.341; Polmo 21.71, 21.19, 21.282, 21.74, 21.34. |
| Front pipe / catalytic converter (DPF on diesels) — aftermarket | BM Catalysts BM92220H (Euro 6, FK92220), BM92197H (Euro 6, FK92197); Walker 28889 (340 mm, code 91); Vegaz RK-383, RK-395, MK-365QP (380 mm); Quinton Hazell QCAT92197H; NAP CAK11360; AS 30224 (300 mm); Bluekat 1003070 |
| Genuine (OE) numbers quoted | None quoted in catalogue listings — order genuine parts against your VIN |
| Fitment notes | Engines: 0.9 TCe 90/92/109, 1.0 SCe 65-73, Z.E. electric, 0.9 TCe LPG. Rear silencer has a sports vs non-sports muffler split (Ernst 520089 vs Vegaz RS-501). |
A Genuinely Serious Mechanical Chain Worth Understanding on dCi Diesels — Renault Twingo Exhaust System
If your car has a dCi diesel engine, this is worth understanding properly: if the EGR valve sticks in the closed position, exhaust gas temperature rises considerably, which can cause the turbocharger's bearings to fail and allow engine oil to enter the induction system. Left unaddressed, this can lead to the engine consuming its own oil supply and eventually suffering catastrophic failure. Documented cases confirm a genuinely important lesson: several turbochargers have been replaced without the EGR valve being addressed at the same time, only for the new turbo to fail again quickly. If you're having turbo work done on a dCi engine, it's genuinely worth insisting the EGR valve is properly checked and, if faulty, replaced as part of the same job.
Genuine UK cost figures worth knowing: DPF cleaning has been quoted at an average of around £208 — worth getting as a benchmark before accepting a quote for full replacement.
Renault Twingo Exhaust System: The Part That Announces Its Own Problems
On the Renault Twingo, this is one part where you'll usually hear the fault before you see it — a rattle, a drone, a sudden increase in noise that wasn't there last week. That's actually useful, since it gives you a head start on catching problems early.
Renault Twingo Exhaust System: Watch: Replacing It
Aftermarket exhaust and downpipe, not a standard repair; weak fit
Renault Twingo Exhaust System: What It Does
The Renault Twingo's exhaust system channels burnt gases away from the engine, reduces noise through the silencer, and treats emissions through a catalytic converter and particulate filter before gases exit the tailpipe. Petrol and diesel versions often use entirely different systems due to different emissions treatment requirements.
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Renault Twingo 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 Renault Exhaust System
The same part, covered across other Renault models.