IQAuto Repair IQ

2021 Acura RDX Catalytic Converter Replacement Cost in San Diego, CA

Medium
100,000+ miles in normal conditions
Updated July 2026

If you need a catalytic converter replacement on your 2021 Acura RDX in San Diego, CA, expect to pay between $1174 and $1781 at a local shop. That breaks down to $851–$1287 for parts and $323–$494 for labor at San Diego's average rate of $129.0/hour. Read on for a full cost breakdown, money-saving tips, and what to watch out for.

Catalytic Converter Replacement2021 Acura RDX in San Diego, CA

$1,174$1,781

Estimated total cost at a shop in San Diego

Parts$851–$1287

72% of total

Labor$323–$494

28% of total

Time

2.53.3 hrs

Shop Rate

$129/hr

DIY Saves

~$-177

Find the Best Tires at Mavis

Compare tire pricing & book an appointment near you

Get a Quote ->

What's Included in This Repair

  • 1Diagnose using OBD-II scanner
  • 2Cut or unbolt failed converter
  • 3Install new direct-fit or universal converter
  • 4Clear codes and verify O2 sensor function
Typical Lifespan:
100,000+ miles in normal conditions
Difficulty:
Medium

Warning Signs You Need This Repair

  • Check engine light with P0420/P0430 codes
  • Rattling sound from under car
  • Failed state emissions inspection
  • Sulfur / rotten egg smell from exhaust
  • Noticeably reduced acceleration

Medium — car may still drive but fails emissions; theft is common

What Drives the Cost in San Diego?

Labor Market: San Diego, CA

San Diego is an above-average labor market, with shops charging $129.0–$149.0/hour for labor. For this catalytic converter, you'll pay $323–$494 in labor alone — accounting for approximately 28% of your total bill. Independent shops in San Diego typically run 20–35% cheaper than dealerships.

2021 Acura RDX Notes

The 2021 Acura RDX has a solid parts supply from both OEM and aftermarket suppliers. Parts for this catalytic converter typically cost $851–$1287. Shop around between the dealer and independent shops — you can often save 20–40% at a trusted indie.

DIY vs. Paying a Shop

DIY vs. Professional: Not Recommended for DIY

This repair is not recommended as a DIY project. Requires cutting old converter off with a reciprocating saw. Not DIY unless you have a lift and welding capability. The professional rate of $1174–$1781 is fair for the complexity involved. Attempting this repair without the right training risks damaging other components, costing far more in the end.

Affiliate disclosure: Auto Repair IQ participates in the Amazon Associates Program and other affiliate advertising programs. We may earn a commission on qualifying purchases or referrals at no additional cost to you. Learn more.

5 Ways to Save Money on This Repair

  1. 1Get quotes from at least 3 shops in San Diego — prices vary by 25–40% between dealers and independents.
  2. 2Ask specifically if they'll use OEM or aftermarket parts. Aftermarket is fine for most components except catalytic converter on luxury brands.
  3. 3Check if your extended warranty or car insurance covers this repair — some aftermarket warranties cover catalytic converter.
  4. 4If your car is near the end of its useful life, compare repair cost ($1174–$1781) against the vehicle's value.
  5. 5Combine this repair with other deferred maintenance to save on labor — shops often discount when doing multiple jobs at once.

Frequently Asked Questions

In San Diego, expect to pay $1174–$1781 total for catalytic converter replacement on a 2021 Acura RDX. Parts run $851–$1287, and labor is $323–$494 (2.5 hours at $129.0/hr).

Compare prices before you commit

Use RepairPal or YourMechanic to get 3 quotes from certified shops in San Diego in under 2 minutes.

Get Quotes →

Disclaimer: Cost estimates are based on national parts pricing databases and regional labor rate surveys. Actual prices vary by shop, vehicle condition, and parts availability. Always obtain a written estimate before authorizing repairs. Affiliate disclosure: links marked with Amazon may earn us a small commission.