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Details
| Specification | Value |
|---|---|
| Brand | POLMO |
| MPN | 99.175 |
| Category | catalyst converter |
| Fitting Position | Front |
OE/OEM numbers (6)
Search by this OE number to find compatible parts
- AUDI / SEAT / SKODA—1K0254505RX
- AUDI—1K0254507GX
- AUDI—1K0254509KX
- AUDI—1K0254510JX
- AUDI / SEAT / SKODA / VW—1K0254510NX
- AUDI / SEAT / SKODA / VW—1K0254510RX
Where this part fits
Original-fit position for OE 1K0254509KX. The red ring marks where this part installs on the vehicle.
About this product
When catalyst converter performance matters, the POLMO 99.175 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Fitting Position: Front. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with AUDI, OPEL, SEAT, SKODA and 1 other makes vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 13.05.33, 1K0254505RX, 1K0254507GX, 1K0254509KX and 9 more. Matching these numbers confirms a like-for-like replacement with no loss of function. POLMO is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (7)
catalyst converter POLMO 99.175 — compatible car models
| Car models | AUDI: A3 (8P1), A3 Sportback (8PA); OPEL: INSIGNIA A Saloon (G09); SEAT: ALTEA (5P1), ALTEA XL (5P5, 5P8), LEON (1P1), TOLEDO III (5P2); SKODA: OCTAVIA II (1Z3), OCTAVIA II Combi (1Z5); VW: CADDY III Box Body/MPV (2KA, 2KH, 2CA, 2CH), CADDY III MPV (2KB, 2KJ, 2CB, 2CJ), GOLF PLUS V (5M1, 521), GOLF V (1K1), GOLF VI (5K1), GOLF VI Variant (AJ5), GOLF V Variant (1K5), JETTA III (1K2), TOURAN (1T1, 1T2) |
|---|---|
| Engines | 1.6; 1.4 (69); 1.2 TSI |
| Year of manufacture | 2003-2017 |
| Manufacturer article number (MPN) | 99.175 |
| OE part numbers | 1K0254505RX, 1K0254507GX, 1K0254509KX, 1K0254510JX, 1K0254510NX, 1K0254510RX |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
POLMO 99.175 catalyst converter. Fitting Position: V
- 1x catalyst converter
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this catalyst converter compatible with my car?
This catalyst converter fits AUDI, OPEL, SEAT, SKODA, VW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this POLMO catalyst converter have?
This POLMO catalyst converter has the following specifications: Fitting Position: V. Check the full specifications table above for complete details.
What OE part numbers does this catalyst converter replace?
This catalyst converter replaces OE part numbers: 1K0254505RX, 1K0254507GX, 1K0254509KX, 1K0254510JX, 1K0254510NX, 1K0254510RX. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a catalyst converter cost?
This POLMO catalyst converter is available for £218.99. Catalyst converter prices vary depending on brand, specifications, and vehicle compatibility. POLMO parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my catalyst converter?
Regular inspection of your catalyst converter is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a catalyst converter?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the catalyst converter fitted by a professional mechanic.
Can I use this part as a replacement for OE 1K0254505RX?
Yes, this POLMO catalyst converter is a direct replacement for OE part number 1K0254505RX. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
