Hyundai Santa Fe Exhaust System: Specs, Fitment & Common Faults
A genuinely honest, real account: a dealer dismissed visible soot and black exhaust staining three separate times as "within acceptable limits" — plus a distinctive diagnostic pattern worth knowing about.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — Rear silencer (aftermarket) Bosal 165-023 / Walker 24045
| Rear silencer (back box) — aftermarket | Bosal 165-023, 165-037, 165-055, 165-285, 165-287 (all need accessories); Walker 24045 (650 mm, code letter 52, no fitting parts); MTS 01.61241 (610 mm), 01.61081 (520 mm), 01.60563 (800 mm), 01.60381 (640 mm); Vegaz HUS-243, HUS-256 (0.66 m), HUS-248 (0.65 m), HUR-128 (570 mm); Polmo 10.15, 10.63, 10.41; Izawit 32.030, 32.011, 32.026, 32.005, 36.036 |
|---|---|
| Centre / intermediate silencer — aftermarket | MTS 01.54570 (730 mm); Vegaz HUS-192 (650 mm); Polmo 10.13; No Bosal/Walker. |
| Front pipe / catalytic converter (DPF on diesels) — aftermarket | Bosal 090-213 (Euro 5/6, E9-103R-00.27568, with fitting parts); Walker 28685 (480 mm, code letter 91, with manifold); Ernst 761109 (Euro 5, 390 mm); Vegaz HUK-963 (Euro 4, 435 mm), HUK-975 (Euro 4/5, front, with manifold); BM Catalysts BM91078H, BM80482H (Euro 4, non-approved); JMJ 1091690 (G3LA), 1091678 (G4LA), 1091604 (450 mm), 1091580 (460 mm) |
| Genuine (OE) numbers quoted | None quoted in catalogue listings — order genuine parts against your VIN |
| Fitment notes | products are not tied to engines. Engines listed: petrol 2.0/2.4 GDi/3.0/3.3, diesel 2.0/2.2 CRDi. |
A Genuinely Honest, Real Account Worth Knowing About Before Accepting a Dismissive Diagnosis — Hyundai Santa Fe Exhaust System
This is genuinely worth knowing if you're facing a dismissive response to visible evidence of a genuine exhaust or DPF issue: one documented case saw a Santa Fe diesel with a visibly sooty boot and black-stained exhaust pipes taken to the dealer three separate times, each time being told no faults were recorded and the car was within acceptable limits for an MOT. If you're seeing clear physical evidence of an issue — visible soot, staining, or unusual smoke — despite a diagnostic scan showing no fault codes, it's genuinely worth pushing back and requesting a more thorough physical inspection, since a computer diagnosis can miss issues that are visually obvious.
It's also worth knowing that using the correct, specific oil grade genuinely matters for DPF and EGR health on this diesel engine family — worth confirming the exact specification required for your specific engine and year rather than assuming any diesel-rated oil is automatically suitable, since using the wrong specification has been linked to accelerated soot and carbon buildup issues.
Hyundai Santa Fe Exhaust System: The Part That Announces Its Own Problems
On the Hyundai Santa Fe, 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.
Hyundai Santa Fe Exhaust System: Watch: Replacing It
Santa Fe Sport (short-wheelbase DM) cat replacement, US-market
Hyundai Santa Fe Exhaust System: What It Does
The Hyundai Santa Fe'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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Hyundai Santa Fe 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 Hyundai Exhaust System
The same part, covered across other Hyundai models.