Renault Captur Exhaust System: Specs, Fitment & Common Faults
On the Captur, 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 200-091 / Walker 23997
| Rear silencer (back box) — aftermarket | Bosal 200-091, 200-005, 200-169 (accessories); Walker 23997 (970 mm, with pipe), 01677 (615 mm), 17275 (840 mm); Ernst 522298; Asmet 10.106; MTS 01.60691 (860 mm), 01.61064 (1060 mm), 01.62510 (880 mm); Vegaz RS-258, RS-85 (1000 mm), RS-39 (700/740 mm), RS-501 (sports rear muffler fitment); Polmo 21.252, 21.272, 02.15 |
|---|---|
| Centre / intermediate silencer — aftermarket | Bosal 200-269, 200-811, 200-341, 200-807 (accessories); Walker 22441 (925 mm), 22440 (1040 mm), 22380 (810 mm), 22560 (570 mm); MTS 01.51350 (1050 mm), 01.50108, 01.56280, 01.56880; Vegaz RS-40, RS-28, RS-323; Izawit 26.341, 26.305; Polmo 21.563, 21.74, 21.34, 21.19, 21.282; Asmet 10.068. |
| Front pipe / catalytic converter (DPF on diesels) — aftermarket | Bosal 090-304 (Euro 6, E9*103R00/04*28811); Walker 28879 (360 mm, code 91); BM Catalysts BM92271H (Euro 6, FK92271), BM91974H (Euro 5); Vegaz RK-998, RK-330 (Euro 5/6, 480 mm), RK-368, RK-402; NAP CAK11526, CAK11286, CAK11576; AS 30225, 30216; LRT 8636N/8629N |
| Genuine (OE) numbers quoted | None quoted in catalogue listings — order genuine parts against your VIN |
| Fitment notes | Engines: 0.9 TCe to 2.0 petrol, 1.5 dCi diesel, flex-fuel. No refs mapped. Petrol particulate filters appear in the cat list. |
A Genuinely Serious Mechanical Chain Worth Understanding on dCi Diesels — Renault Captur 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 Captur Exhaust System: The Part That Announces Its Own Problems
On the Renault Captur, most faults are things you'd spot visually first, but this one usually announces itself acoustically — a rattle, a drone, a noticeable jump in noise levels. That's actually helpful, since it means you'll likely notice trouble well before it gets serious.
Renault Captur Exhaust System: Watch: Replacing It
Captur shares the Clio 4 platform, but the title does not say which Clio generation; no Captur exhaust video found
Renault Captur Exhaust System: What It Does
Three jobs happen inside the Renault Captur's exhaust system: routing burnt gases away from the engine, quieting them through the silencer, and treating emissions via a catalytic converter and particulate filter. Petrol and diesel variants often need completely different systems to meet their respective emissions requirements.
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Renault Captur 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.