1981 BMW 633CSi Catalytic Converters

Your 1981 BMW 633CSi might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Catalytic Converters you desperately need.

We currently carry 3 Catalytic Converters to choose from for your 1981 BMW 633CSi, and our inventory prices range from as little as $124.99 up to $506.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Catalytic Converters for the 1981 BMW 633CSi. We only sell parts from trusted brands like Walker so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 6 reviews on our Catalytic Converters for the 1981 BMW 633CSi from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Catalytic Converters stock in-person!

Catalytic Converters for Your 1981 BMW 633CSi

Walker – CalCat Universal Converter (Part No.80833)

CalCat Universal Converter

from

$151.99
Walker®, an industry leader for many popular European, Asian and North American vehicles, offers Walker® CalCat® Universal Catalytic Converters, available for OBDII (1996 and newer) vehicles and Pre-OBD (1995 and older) vehicles, specifically formulated to comply with California Air Resource Board (CARB) regulations. Walker® CalCat® Universal Catalytic Converters feature OE-style hangers, brackets, routings and heat shields allowing quick and easy installation of direct-fit units. OE expertise delivers application-engineered parts, providing the best fit and performance for even the most challenging emissions issues, while premium substrate material and a high-technology wash coat ensure exceptional oxygen storage capacity. Walker® CalCat® Catalytic Converters are legal for sale in the state of California, and any state complying with California regulations.

Product Features:
  • Legal for sale in the state of California, complies with C.A.R.B. regulations
  • Stainless steel body with aluminized pipe and heat shields for durability
  • Expandable bushings for custom installation requirements
  • Universal converter may require modification to complete installation
  • 5-year/50,000-mile catalytic performance and structural integrity warranty
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MagnaFlow – Standard Grade Federal / EPA Compliant Universal Catalytic Converter (Part No.94007)

Standard Grade Federal / EPA Compliant Universal Catalytic Converter

from

$124.99
MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 94007 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for pre-OBDII Federally registered vehicles.

Product Features:
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off.
  • Compact, lightweight construction enables installation in confined areas, welding is required.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.81133)

CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed

from

$506.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:
  • CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
  • SUPERIOR TECHNOLOGY — Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE — Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
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FAQs for 1981 BMW 633CSi Catalytic Converters

What are the most popular Catalytic Converters for the 1981 BMW 633CSi?

With 2 brands you can trust, our most popular Catalytic Converters for the 1981 BMW 633CSi parts are:
CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed
from $506.99
This product is not rated
CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed
Catalytic Converters
CalCat Universal Converter
from $151.99
(5)
CalCat Universal Converter
Catalytic Converters