| Weight [kg]: | 4.2 |
| Code Letter: | 91 |
| Supplementary Article/Info 2: | with mounting parts |
| Guarantee: | 3 years guarantee |
| AUDI: | 8A0131702B |
| AUDI: | 8A0131702BX |
| 4U Autoparts: | 18531MN |
| 4X4 ESTANFI: | EST-ZCA5877A |
| AHG: | AHG80121 |
| AIC: | 50671 |
| AKRON-MALÒ: | 52529 |
| ANDEL: | 182243 |
| ANGLI: | 15018 |
| APlus: | 31285AP |
| ASHIKA: | ZCA5877A |
| ASHIKA: | BO-0223JM |
| ASSO: | 04.0008 |
| AUGER: | 20707 |
| AUTOKIT: | 03.81298 |
| AUTOTEAM: | L530175 |
| AYD OE - Excellence: | 94-20174 |
| Alfa e-Parts: | AF07882 |
| BBT: | IC10101 |
| BGA: | BU9762 |
| BLUE PRINT: | ADA104278 |
| BLUE PRINT: | ADG04362 |
| BLUE PRINT: | ADH28116 |
| BM CATALYSTS: | BM80121H |
| BORG & BECK: | BCB2819 |
| BORG & BECK: | BSG3297 |
| BRECAV: | 101.002 |
| BRECAV: | 101.002E |
| BREMSI: | BP3657 |
| BREMSI: | BP2090 |
| BSG: | BSG 30-850-002 |
| BorgWarner (BERU): | ZS309 |
| CASCO: | CIC74019AS |
| CASCO: | CWP72005AS |
| CAUTEX: | 700965 |
| CAUTEX: | 954613 |
| CHAMPION: | BAEA309 |
| CONTINENTAL/VDO: | X10-729-002-004 |
| CS Germany: | 14.774.624 |
| CSV electronic parts: | CBL5118 |
| CSV electronic parts: | CBL5174 |
| Cambiare: | VE520117 |
| DELPHI: | LP517 |
| DEPA: | 3201766 |
| EFI AUTOMOTIVE: | 155210 |
| ELTA AUTOMOTIVE: | EE5232 |
| ELTA AUTOMOTIVE: | EW5511 |
| ENERGY: | PS0020 |
| EPS: | 1.970.387 |
| ERA: | 465006 |
| ERA: | 880129 |
| ERA: | 880129A |
| ESEN SKV: | 03SKV009 |
| ESEN SKV: | 03SKV057 |
| ETS: | 06.SK.883 |
| ETS: | 32.TR.657 |
| EuroFlo: | ECAU5005TA |
| FA1: | CC110758 |
| FACET: | 9.6287 |
| FAE: | 80313 |
| FARE SA: | 9726 |
| FAST: | FT94912 |
| FEBI BILSTEIN: | 06084 |
| FEBI BILSTEIN: | 106619 |
| FEBI BILSTEIN: | 108451 |
| FEBI BILSTEIN: | 116381 |
| FEBI BILSTEIN: | 21257 |
| FEBI BILSTEIN: | 21259 |
| FI.BA: | FBD383 |
| FIRST LINE: | FCB2819 |
| FIRST LINE: | FSG3297 |
| FISPA: | 5.5174 |
| FISPA: | 85.30175 |
| FISPA: | 85.30175A2 |
| FLAMAR: | BEF030047HQ |
| FLAMAR: | WPF610027HQ |
| FONOS: | 07579 |
| FONOS: | 20311 |
| FORMPART: | 7100006 |
| Faurecia: | FS03301K |
| GABRIEL: | 4065 |
| GOOM: | DB-0644 |
| GOOM: | WPW-0008 |
| GSP: | 535717 |
| GT Exhausts: | G311478 |
| HELLA: | 8TW 006 847-001 |
| HERTH+BUSS ELPARTS: | 42026450 |
| HERTH+BUSS ELPARTS: | 65451037 |
| HERTH+BUSS JAKOPARTS: | J3310908 |
| HERTH+BUSS JAKOPARTS: | J4415025 |
| HITACHI: | 133861 |
| HITACHI: | 2503861 |
| HJS: | 90 11 6630 |
| HOFFER: | 7500174 |
| HOFFER: | 8010378 |
| HOFFER: | 8010378E |
| Henkel Parts: | 6110000 |
| Henkel Parts: | 6110688S |
| Henkel Parts: | 6115428S |
| ICER: | 182243 |
| ICER: | 78BD6028-2 |
| ICER: | 180199 |
| IMASAF: | 13.47.33 |
| INTERMOTOR: | 12717 |
| IPSA: | SPS01822 |
| ITAB AUTOMOTIVE: | 10010670AV |
| ITAB AUTOMOTIVE: | 80074019AV |
| JAPANPARTS: | ZC5877A |
| JAPANPARTS: | BO-0223JM |
| JAPANPARTS: | ZCQ5877A |
| JAPKO: | ZCJ5877A |
| JAPKO: | BO-0223JM |
| KILEN: | 58017 |
| KLARIUS: | 311478 |
| KLARIUS: | 370641 |
| KRAFT AUTOMOTIVE: | 9812030 |
| KW: | 470 387 |
| LEMARK: | CP247 |
| LESJÖFORS: | 4259234 |
| LGK: | 017082019LGK |
| LUCAS: | DMB851 |
| LUCAS: | LRW5511 |
| LYNXAUTO: | SC-2480 |
| MAXGEAR: | 13-0155 |
| MAXGEAR: | 45-0001 |
| MDR: | EPS-1970 387 |
| MDR: | MCO-75877 |
| MDR: | BER-ZS309 |
| MDR: | GSP-535717 |
| MEAT & DORIA: | 10378 |
| MEAT & DORIA: | 10378E |
| MEC-DIESEL: | 331200M |
| METZGER: | 0880046 |
| METZGER: | 1171004 |
| METZGER: | 2220016 |
| METZGER: | 6110432 |
| MEYLE: | 714 016 0000 |
| MGA: | C1252 |
| MOBILETRON: | CE-112 |
| MONROE: | SP4363 |
| MOTAQUIP: | LVCL1100 |
| MOVIS: | AST3014 |
| MTS: | 04.3122 |
| MUBEA: | 90177274 |
| Metalcaucho: | 02067 |
| Metalcaucho: | 10371 |
| NAP carPARTS: | CAD10381 |
| NECTO: | FD609A |
| NGK: | 48149 |
| NIPPARTS: | N5555059 |
| NPS: | D331O02 |
| NTY: | ECZ-AR-003 |
| NTY: | ESP-FR-002 |
| OCAP: | 1216510 |
| ORIGINAL IMPERIUM: | 70482 |
| PE Automotive: | 013.456-10A |
| PEMEBLA: | JAPZC5877A |
| PLYOM: | P700965 |
| PLYOM: | P954613 |
| PROFIT: | 8007-0003 |
| QUINTON HAZELL: | QR407RHT |
| QUINTON HAZELL: | QWP010 |
| QUINTON HAZELL: | XIC8192 |
| QUINTON HAZELL: | QCS9674 |
| R BRAKE: | 78RBD26028 |
| R BRAKE: | RB2243 |
| REAL: | 27823500BN |
| REAL: | 30027910BN |
| RECOFICIAL: | 182243 |
| RECOFICIAL: | 78BD6028 |
| RECOFICIAL: | CBL5118 |
| RECOFICIAL: | CBL5174 |
| RECOFICIAL: | RECSIC74019.0 |
| REPKIT: | RKT3014 |
| RIDEX: | 794W0023 |
| RIDEX: | 689C0205 |
| ROC: | CS6838 |
| RUVILLE: | 541998 |
| SACHS: | 994 947 |
| SAMPA: | 080.365 |
| SAMPA: | 209.198 |
| SANDO: | SIC74019.0 |
| SANDO: | SWP72005.0 |
| SIDAT: | 5.5174 |
| SIDAT: | 85.30175 |
| SIDAT: | 85.30175A2 |
| SIGAM: | 10311 |
| SIGMAUTO: | SPB657 |
| SIGMAUTO: | SPA090 |
| SKF: | VKDL 85104 |
| SPIDAN: | 85255 |
| SPIDAN: | 88246 |
| ST-TEMPLIN: | 04.170.7950.187 |
| ST-TEMPLIN: | 09.070.7950.217 |
| STC: | T402067 |
| STC: | T410371 |
| STELLOX: | 10-00307-SX |
| STELLOX: | 61-00267-SX |
| STELLOX: | 87-03436-SX |
| STORM QUALITY PARTS: | 053023 |
| STORM QUALITY PARTS: | 190352 |
| STORM QUALITY PARTS: | 190445 |
| SUPLEX: | 23685 |
| SWAG: | 19 11 6381 |
| SWAG: | 33 10 6683 |
| SWAG: | 50 92 1257 |
| SWAG: | 50 92 1259 |
| SWAG: | 99 90 6084 |
| SYD: | K-5273 |
| Saleri SIL: | T4998 |
| Stark: | SKWPC-1810022 |
| Stark: | SKCO-0070225 |
| TESLA: | CL305 |
| TOPRAN: | 300 635 |
| TRICLO: | 190367 |
| TRISCAN: | 8750 24221 |
| TRISCAN: | 8750 4249 |
| TRISCAN: | 8860 15014 |
| TRW: | JHZ5057 |
| The NewLine: | RE83697N |
| VALEO: | 203034 |
| VALEO: | 245207 |
| VALEO: | 458254 |
| VEGAZ GmbH: | AK-909 |
| VEMO: | V24-70-0010 |
| VEMO: | V25-08-0001 |
| VENEPORTE: | AU03301K |
| WAI: | CUF023 |
| WALKER: | 07579 |
| WALKER: | 20311 |
| WILMINK GROUP: | WG1012207 |
| WILMINK GROUP: | WG1012527 |
| WILMINK GROUP: | WG1327940 |
| WILMINK GROUP: | WG1446112 |
| WILMINK GROUP: | WG1487377 |
| WILMINK GROUP: | WG1496639 |
| WILMINK GROUP: | WG1498176 |
| WILMINK GROUP: | WG1810326 |
| WILMINK GROUP: | WG1902568 |
| WILMINK GROUP: | WG1925788 |
| WILMINK GROUP: | WG2014949 |
| WILMINK GROUP: | WG2017372 |
| WILMINK GROUP: | WG2009222 |
| XEVO: | XIG5184 |
| ZEKKERT: | SM-5059 |
| ZEKKERT: | BS-5405B |
The WALKER Catalytic Converter (20174) is available now at Spareza, with expert support for both OEM and aftermarket applications. If you're unsure whether this part fits your vehicle, our specialists can verify compatibility against your exact model — just share your VIN or registration and we'll confirm it before you order.
Want to be certain about the specs? We can cross-check the 20174 against OE and aftermarket reference numbers and confirm the key parameters of this Catalytic Converter — dimensions, connection types and the technical details that matter for a correct replacement. We work only with verified brands and keep detailed databases, so you are not left guessing.
If the WALKER Catalytic Converter is out of stock or you'd like options, we can suggest equivalent parts from trusted manufacturers, balancing price against quality. For workshops, service centres and distributors we also handle bulk and wholesale enquiries, with stock visibility across multiple warehouses and worldwide shipping.
How do I know if the WALKER Catalytic Converter fits my vehicle?
Share your VIN or registration and our team will check the 20174 against your exact
model, comparing OE and cross-reference numbers to confirm fitment before you buy.
Is the Catalytic Converter an OEM or aftermarket part?
The listing shows the brand and manufacturer number (20174) so you see exactly what
you are getting. We supply both genuine OEM and quality aftermarket parts and can suggest
equivalents if you'd prefer an alternative.
What if the WALKER Catalytic Converter is out of stock?
We can recommend equivalent parts from trusted manufacturers and give you delivery
estimates for in-stock alternatives across our warehouses.
Do you offer wholesale or bulk pricing?
Yes. For workshops, service centres and distributors we offer bulk pricing,
multi-warehouse stock and worldwide shipping. Send us the 20174 and the quantity you
need for a quote.
How long will delivery take?
Delivery depends on your region and current stock. Tell us your location and we'll confirm
availability and an estimated dispatch time for the Catalytic Converter before you order.
How can I be sure the part is genuine?
We work only with verified suppliers and authorised brands. Every WALKER part is
sourced through trusted channels, and we can provide reference details on request.