How Much Does a Catalytic Converter Cost for an Audi?

A catalytic converter for an Audi typically costs between $800 and $3,000 for parts alone, with total replacement bills ranging from about $1,200 to over $4,000 once labor and shop fees are included. The exact price depends heavily on the Audi model, year, engine type, and whether you choose an OEM (original) or aftermarket part.

Why Audi Catalytic Converter Costs Vary So Widely

On paper, a catalytic converter is just an emissions-control component, but for Audi owners it can quickly turn into one of the most expensive exhaust repairs. Prices range dramatically because different models use different converter designs, precious-metal loadings, and sometimes multiple converters per car, which all push costs up.

Typical Price Ranges by Audi Model Category

While exact pricing depends on your VIN and local market, most Audi catalytic converter costs fall into predictable bands based on the type of vehicle and engine. The following ranges reflect recent U.S. and European market data from independent shops and dealer quotes as of late 2024.

• Compact models (A3, Q3, older TT, smaller diesels): Parts typically $800–$1,800 per converter; fitted costs often $1,200–$2,500.
• Mid-size models (A4, A5, Q5, some S-line variants): Parts typically $1,000–$2,200; installed often $1,500–$3,000.
• Larger luxury models (A6, A7, A8, Q7, Q8): Parts commonly $1,500–$2,800+; total replacement often $2,000–$3,800.
• Performance models (S4, S5, RS, SQ, high-output engines): Parts frequently $2,000–$3,000+ per converter; some systems exceed $4,000–$5,000 installed if multiple converters are needed.
• Modern diesel models (TDI, large SUVs in Europe and select markets): Complex aftertreatment (cat + DPF + SCR) can run $2,500–$5,000+ installed, depending on configuration.

These ranges highlight that even at the low end, an Audi catalytic converter is a four-figure repair once labor is added, and performance or diesel models can reach far higher.

OEM vs. Aftermarket: The Biggest Price Decision

One of the most important cost drivers is whether you choose an Audi-branded OEM catalytic converter or a third-party aftermarket unit. Both have trade-offs in price, durability, and emissions compliance.

OEM Audi Catalytic Converters

OEM converters are made to Audi’s exact specifications and are what dealers will install.

• Price: Typically $1,200–$2,800 per unit, and sometimes higher for RS or large SUV models.
• Pros: Guaranteed fitment, high build quality, lower risk of emissions or check-engine problems, easier to pass inspections.
• Cons: Highest price option; often only available through dealers or approved suppliers.

For newer vehicles, high-value models, or places with strict emissions testing, OEM parts are often the safest choice despite the higher price.

Aftermarket Catalytic Converters

Aftermarket units come from independent manufacturers and range from budget to premium. Their pricing and performance vary widely.

• Price: Commonly $400–$1,500 for many Audi applications, sometimes less for universal or cut-and-weld solutions.
• Pros: Lower parts cost, more options, can significantly reduce a repair bill on older or lower-value cars.
• Cons: Some cheaper units may not last as long, may trigger recurring check-engine lights, or fail strict emissions checks, especially in states like California or regions with Euro 6 enforcement.

Aftermarket converters can be a practical solution for older Audis or in markets with less stringent emissions rules, but buyers need to confirm certification and compatibility to avoid repeated repairs.

Key Factors That Influence the Final Price

Beyond the simple OEM-versus-aftermarket choice, several technical and regulatory details determine how much you ultimately pay to replace a catalytic converter on an Audi.

• Number of converters: Many Audis, especially V6, V8, and performance engines, have two or more catalytic converters; failure of both banks can instantly double costs.
• Converter location: “Manifold cats” or “close-coupled cats” mounted close to the engine are more complex to replace than underbody units, raising labor times and therefore cost.
• Emissions standard (CA / CARB / Euro 6): Vehicles built for California or strict European markets need high-spec converters that are more expensive and must carry specific certifications.
• Engine type: Turbocharged, direct-injection, and diesel engines often require more advanced catalytic designs with higher precious-metal content.
• Labor rates: Urban dealerships in major cities can charge $180–$250+ per hour, while independent shops or rural areas may sit closer to $90–$150 per hour.
• Related parts: Oxygen sensors, gaskets, clamps, and hardware are often replaced at the same time, adding $100–$400 or more to the bill.
• Rust and age: Older cars with corroded exhausts can require cutting, welding, or replacing additional sections, increasing labor and materials.

Taken together, these factors explain why two Audi owners with seemingly similar cars can receive sharply different quotes for catalytic converter replacement.

Labor Costs: How Much Is the Work, Not the Part?

Labor for a catalytic converter job on an Audi is rarely trivial. Dealer and specialist quotes typically reflect the complexity of modern exhaust and emissions systems, especially on tightly packaged Audi engine bays.

• Typical labor time: About 1.5 to 5 hours, depending on model, engine layout, and whether bolts are seized or additional disassembly is required.
• Typical labor cost: Roughly $200–$1,000 in labor alone, with the high end mostly seen on larger or performance models and in high-cost regions.
• Dealer vs. independent: Dealers often charge more per hour but have Audi-specific diagnostics and technical data; quality independent European-specialist shops may offer lower totals for the same work.

For most owners, labor is a secondary cost compared with the price of the part itself, but it can still significantly affect the total bill, especially when multiple converters are involved.

Insurance, Theft, and When Costs Are Covered

Rising catalytic-converter thefts have turned this repair into an insurance issue for many Audi drivers. Whether you pay out-of-pocket or through a claim can dramatically change your cost.

• Theft-related replacement: If you carry comprehensive coverage, most insurers cover stolen catalytic converters minus your deductible.
• Wear or contamination: Converters that fail from age, oil burning, coolant leaks, or misfires are usually not covered by standard policies; these become normal repair expenses.
• Factory warranty: In many markets, emissions components have extended coverage; Audi typically provides 8 years/80,000 miles on certain emissions parts in the U.S., but coverage varies by region and model year.
• Aftermarket warranties: Reputable converters often carry 2–5 year warranties, but coverage is usually limited to defects, not improper installation or upstream engine issues.

Checking your insurance policy and any remaining factory or extended warranties before authorizing repairs can determine whether a multi-thousand-dollar bill is your responsibility or partially covered.

How to Get an Accurate Quote for Your Audi

Because so many variables affect price, the most reliable way to know how much a catalytic converter will cost for your specific Audi is to collect a few targeted estimates.

• Use your VIN: Provide the full VIN to the dealer or shop to ensure they quote the exact converter type and configuration.
• Get at least two quotes: Compare a dealer quote with a local independent European specialist to see the difference in parts and labor pricing.
• Ask about OEM vs. aftermarket: Request line-item estimates for both options where possible, including any needed sensors or hardware.
• Confirm emissions compliance: In stricter regions, verify that any aftermarket converter is certified for your state or country’s standards.
• Check for underlying issues: Ask the shop to diagnose why the converter failed; unresolved misfires, oil consumption, or fuel issues can destroy a new converter quickly.

With this information, you can balance cost, reliability, and legal compliance instead of accepting the first, potentially inflated, estimate you receive.

Summary

For Audi owners, replacing a catalytic converter is almost always a costly repair. Expect to pay roughly $800–$3,000 for the converter itself and $1,200–$4,000+ all-in once labor and related parts are included, depending on your specific model, engine, and choice between OEM and aftermarket components. Performance, diesel, and high-end models sit at the top of that range and can exceed it when multiple converters are involved. Using your VIN to get targeted quotes, comparing dealer and independent-shop pricing, and confirming emissions compliance are the most effective ways to control costs while keeping your Audi legal and reliable.

How much does it cost to replace a catalytic converter on a 2017 Audi Q7?

The average cost for an Audi Q7 Catalytic Converter Replacement is between $3,132 and $4,477. Labor costs are estimated between $409 and $601 while parts are priced between $2,723 and $3,876. This range does not include taxes and fees, and does not factor in your unique location.

Is it worth replacing a catalytic converter?

Yes, replacing a catalytic converter is often worth it to avoid legal penalties, significant engine damage, and poor performance. While the initial cost is high, driving without one is not recommended due to the risk of failing emissions tests, a loud engine, reduced fuel efficiency, and potential damage to other engine components. 
Reasons to replace your catalytic converter 
This video explains the reasons why replacing a catalytic converter is worth it: 49sStudent LessonYouTube · Sep 18, 2023

• Avoid legal and inspection issues: Many states require a working catalytic converter to pass emissions and smog tests for vehicle registration. Driving without one is illegal in most places. 
• Prevent engine damage: A malfunctioning or clogged converter can cause the engine to work harder, leading to sluggishness, misfires, and other issues. Continued driving can lead to more extensive and costly engine damage or failure. 
• Improve vehicle performance: A new converter will restore engine performance, improve acceleration, and can prevent other problems like stalling. 
• Increase fuel efficiency: A clogged converter can decrease your gas mileage, so replacement can improve your fuel economy. 
• Reduce harmful emissions: The primary function of a catalytic converter is to reduce harmful pollutants from your vehicle’s exhaust, which is beneficial for the environment. 

When to consider replacement

• Signs of a problem: Look for symptoms like reduced engine power, a sulfur or rotten egg smell from the exhaust, poor acceleration, or a loud rattling noise from the exhaust system. The “check engine” light is often a sign of a failing catalytic converter, but it could also be triggered by other engine issues, so a proper diagnosis is important. 
• Cost vs. long-term cost: Even though replacement is expensive, the cost of ignoring the problem can lead to even more expensive engine repairs down the line. 
• Repair vs. replacement: If the catalytic converter is damaged, get an estimate for both repair and replacement. Often, replacement is the better option if the repair cost is similar to a new part. 

How much does it cost to replace a catalytic converter on a 2013 Audi S5?

The average price for a 2013 Audi S5 Catalytic Converter at Advance Auto Parts is around $953.49, with a range that starts at $856.99 and goes up to $1,049.99.

How much is a catalytic converter for Audi?

The cost for an Audi A4 Catalytic Converter Replacement is typically between £122 and £530.