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Details
| Specification | Value |
|---|---|
| Brand | DINEX |
| Category | Final Muffler |
| Length [mm] | 955 mm |
| Width [mm] | 360 mm |
| Height [mm] | 300 mm |
| Net weight [kg] | 42 kg |
OE/OEM numbers (2)
Search by this OE number to find compatible parts
- RENAULT TRUCKS—7421134828
- RENAULT TRUCKS—7421669944
About this product
DINEX Final Muffler (66345) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Length [mm]: 955 mm, Width [mm]: 360 mm, Height [mm]: 300 mm, Emission Standard: Ceramic, Net weight [kg]: 42 kg — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 7421134828, 7421669944. Matching these numbers confirms a like-for-like replacement with no loss of function. DINEX 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.No equivalent parts found.
Final Muffler DINEX 66345 — compatible car models
| Manufacturer article number (MPN) | 66345 |
|---|---|
| OE part numbers | 7421134828, 7421669944 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
DINEX 66345 Final Muffler. Emission Standard: 7. Height [mm]: 300 mm. Length [mm]: 955 mm. Net weight [kg]: 42 kg. Width [mm]: 360 mm
- 1x Final Muffler
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 Final Muffler 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 Final Muffler fits. All fitment data is verified through TecDoc.
What specifications does this DINEX Final Muffler have?
This DINEX Final Muffler has the following specifications: Length [mm]: 955 mm; Width [mm]: 360 mm; Height [mm]: 300 mm; Emission Standard: 7; Net weight [kg]: 42 kg. Check the full specifications table above for complete details.
What OE part numbers does this Final Muffler replace?
This Final Muffler replaces OE part numbers: 7421134828, 7421669944. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Final Muffler cost?
This DINEX Final Muffler is available for £2710.99. Final Muffler prices vary depending on brand, specifications, and vehicle compatibility. DINEX parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Final Muffler?
Regular inspection of your Final Muffler 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 Final Muffler?
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 Final Muffler fitted by a professional mechanic.
Can I use this part as a replacement for OE 7421134828?
Yes, this DINEX Final Muffler is a direct replacement for OE part number 7421134828. 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 DINEX 66345 the same as the DINEX 28407?
No, while both are Final Muffler parts, they are different products. The DINEX 66345 has Length [mm]: 955 mm, Width [mm]: 360 mm, Height [mm]: 300 mm. The DINEX 28407 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.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
