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Details
| Specification | Value |
|---|---|
| Brand | SenCom |
| MPN | cs-20451 |
| Number of pins | 4 -pin connector |
OE/OEM numbers (6)
About this product
The SenCom Plug (CS-20451) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Number of pins: Copper -pin connector, Plug Type: 20, Plug Type: 21. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. This part supersedes original equipment references: 1033745, 202 23702, 20223702, 21004284 and 14 more. Matching these numbers confirms a like-for-like replacement with no loss of function. SenCom 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
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (12)
Plug SenCom CS-20451 — compatible car models
| Manufacturer article number (MPN) | CS-20451 |
|---|---|
| OE part numbers | 1033745, 202 23702, 21004284, 2 490 986, 515068788, ETZXXX911617 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
SenCom cs-20451 . Number of pins: 4 -pin connector. Plug Type: 20. Plug Type: 21
- 1x Plug
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 Plug compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Plug fits. All fitment data is verified through TecDoc.
What specifications does this SenCom Plug have?
This SenCom Plug has the following specifications: Number of pins: 4 -pin connector; Plug Type: 20; Plug Type: 21. Check the full specifications table above for complete details.
What OE part numbers does this Plug replace?
This Plug replaces OE part numbers: 1033745, 202 23702, 21004284, 2 490 986, 515068788, ETZXXX911617. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Plug cost?
This SenCom Plug is available for £11.99. Plug prices vary depending on brand, specifications, and vehicle compatibility. SenCom parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Plug?
Regular inspection of your Plug 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 Plug?
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 Plug fitted by a professional mechanic.
Can I use this part as a replacement for OE 1033745?
Yes, this SenCom Plug is a direct replacement for OE part number 1033745. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the SenCom CS-20451 the same as the SenCom 20489?
No, while both are Plug parts, they are different products. The SenCom CS-20451 has Number of pins: 4 -pin connector, Plug Type: 20, Plug Type: 21. The SenCom 20489 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
