Car Parts Guide
EXHAUST SYSTEM Kia Picanto · PARTS GUIDE

Kia Picanto Exhaust System: Specs, Fitment & Common Faults

On the Picanto, if diesel and told a blocked DPF is "your driving style," it's genuinely worth knowing the DPF is ECU-managed, not owner-serviceable.

Illustration of a car exhaust system Illustration for editorial purposes
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OEM Part Number: confirm via VIN — Rear silencer (aftermarket) Bosal 169-217 / Walker 22970

Accuracy note: Covers the Kia Picanto (2017-) as listed in the UK aftermarket catalogues. Exhaust part numbers depend on engine, fuel, emissions standard (Euro 5 / Euro 6) and body — the catalogue listings below are aftermarket references for this generation and are not engine-filtered, so confirm the fit by your VIN or engine code before ordering. Walker 'code letter' values (52, 62, 91 etc.) must match the system fitted. Genuine numbers are only shown where a listing quotes one.
Rear silencer (back box) — aftermarketBosal 169-217, 169-041, 165-055 (need accessories); Walker 22970 (730 mm, 4.5 kg, code letter 52); MTS 01.60576 (730 mm), 01.61273 (880 mm); Vegaz KS-132 (5.2 kg), KS-132IMA, KS-130 (760 mm), KS-190, KS-195, KS-148; Polmo 47.71, 10.41, 47.60, 47.06; Izawit 36.011, 36.036
Centre / intermediate silencer — aftermarketVegaz only: KS-156IMA, KS-137IMA (1000 mm), KS-126 (900 mm).
Front pipe / catalytic converter (DPF on diesels) — aftermarketBosal 090-244 (Euro 5, E57 103R-000372); Walker 28914 (360 mm, code letter 91), 28930 (270 mm, code letter 91); Vegaz KK-958 (up to Euro 6), KK-959 (Euro 6), KK-945 (Euro 6, front), HUK-307 (Euro 5); BM Catalysts BM92721H, BM92723H (Euro 6); JMJ 1091604 (450 mm), 1091753 (Euro 6); NAP CAK10387 (engine G4HG, 470 mm); AS 25146/25155/25154 (Euro 6)
Genuine (OE) numbers quotedNone quoted in catalogue listings — order genuine parts against your VIN
Fitment notesEngines 1.0, 1.2 petrol, 1.0 LPG/LPi, FLEX; only NAP CAK10387 gives an engine code (G4HG).

A Genuinely Honest, Real Argument Worth Knowing If Told It's "Your Driving Style" — Kia Picanto Exhaust System

This is genuinely worth knowing if a dealer blames a blocked DPF on your driving style: the DPF itself is not a component you're expected to service — it's a fixed part of the exhaust system, self-managed by the car's ECU. Genuine contamination is typically the result of a fault with an associated component, such as the differential pressure sensor or EGR valve, rather than simply how the car is driven.

A genuinely useful, real technical detail worth knowing about an active regeneration: exhaust temperature typically climbs to around 600-700°C during a regen, the EGR closes to zero, and the process takes roughly 10-15 miles. It's genuinely critical not to switch the engine off while this is happening, since interrupting a regeneration partway through is a well-documented cause of soot blockage.

It's also genuinely worth verifying directly what emissions equipment your specific car actually has, rather than trusting a blanket claim from a dealer — one documented case saw a dealer incorrectly tell a buyer a specific diesel variant had no DPF at all, when it genuinely did.

Kia Picanto Exhaust System: The Part That Announces Its Own Problems

On the Kia Picanto, sound is usually the first clue here, ahead of any visual sign — a rattle, a drone, noise that's crept in gradually or arrived overnight. It's one of the more forgiving faults in that sense, since your ears will likely flag it before it becomes a bigger problem.

Kia Picanto Exhaust System: Watch: Replacing It

🎬 Watch: Kia Picanto exhaust front section change Exhaust project

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Generation not confirmed from title

Kia Picanto Exhaust System reference plate
Before you buy: exhaust configuration differs significantly by engine size, fuel type and whether your car has a particulate filter. Always confirm against your VIN before ordering.

Kia Picanto Exhaust System: What It Does

The Kia Picanto's exhaust system handles three things at once: clearing burnt gases from the engine, cutting noise via the silencer, and treating emissions through a catalytic converter and particulate filter. Because petrol and diesel emissions requirements differ, it often uses genuinely different exhaust systems depending on engine type.

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Kia Picanto 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 Kia Exhaust System

The same part, covered across other Kia models.