Based on manufacturer’s specs, this part is an exact fit for: 2004 Audi TT To display products for a different vehicle, click here.
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Catco4158 Catalytic Converter - Traditional Converter, 48-State Legal (Cannot Ship to CA or NY), Direct Fit

Part #: CAT4158 | Mfr #: 4158

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Ships out in 1-2 Business Days
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List Price: $560.08

Save: $298.22



  • Overview
  • Manufacturer info
  • Extended Warranty
  • Location: Center
  • Type: Traditional Converter
  • Emissions: 48-State Legal (Cannot Ship to CA or NY)
  • Product Fit: Direct Fit
  • Quantity Sold: Assembly
  • Tube Material: Stainless Steel
  • Anticipated Ship Out Time: 1-2 Business Days
  • Dimensions: 41.875 in. overall length
  • Warranty: 5-year or 50,000-mile Catco limited warranty