1979 BMW 633CSi Catalytic Converters

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Keep Your 1979 BMW 633CSi in Top Shape with a Quality Catalytic Converter

When it comes to maintaining or upgrading your 1979 BMW 633CSi, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Catalytic Converter for your 633CSi. We currently carry a top Catalytic Converter in stock that is built to last. Whether you’re replacing a damaged Catalytic Converter or looking to upgrade, our selection for the 1979 BMW 633CSi ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Exhaust Pipes and Exhaust Tips to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1979 BMW 633CSi running smoothly and looking great.

Essential 1979 BMW 633CSi Catalytic Converters

Walker – "Walker CalCat CARB Universal Catalytic Converter 2.5"" Inlet (ID) 2""Outlet (ID), 81333" (Part No.81333)

"Walker CalCat CARB Universal Catalytic Converter 2.5"" Inlet (ID) 2""Outlet (ID), 81333"

from

$633.99
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. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 3322037 (Part No.3322037)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 3322037

from

$806.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 3322037. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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Walker – "Walker CalCat CARB Universal Catalytic Converter 2.5"" Inlet (ID) 2"" Outlet (ID), 81133" (Part No.81133)

"Walker CalCat CARB Universal Catalytic Converter 2.5"" Inlet (ID) 2"" Outlet (ID), 81133"

from

$558.99
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. Walker CalCat catalytic converters are thoroughly tested to ensure they meet CARB performance requirements.
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Most Popular Catalytic Converter for 1979 BMW 633CSis

Enhance your 1979 BMW 633CSi with this popular Catalytic Converter we have in stock, for $806.99.

MagnaFlow – MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 3322037 (Part No.3322037)

MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 3322037

from

$806.99
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 3322037. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
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FAQs for 1979 BMW 633CSi Catalytic Converters

What’s the price range for 1979 BMW 633CSi Catalytic Converters?

We currently have just one Catalytic Converters for the 1979 BMW 633CSi in stock: MagnaFlow California Grade Carb Compliant Universal Catalytic Converter, 3322037 and it costs $806.99.

Does Advance Auto Parts sell Catalytic Converters for other BMW 633CSi model years?

Yes, we carry Catalytic Converters for 5 model years of BMW 633CSis between 1978 and 1984. The following model years are the most popular for Catalytic Converter purchases: 1984, 1983, 1982, 1981, 1980, and 1978.

Does Advance Auto Parts sell Catalytic Converters for any other 1979 BMW models?

Yes. We stock Catalytic Converters for 1 other popular 1979 BMW models. Some of the most popular are 1979 528i Catalytic Converters and 1979 320i Catalytic Converters.

What types of Catalytic Converters do you sell for my 1979 BMW 633CSi?

We currently have just 1 Catalytic Converter in stock for a 1979 BMW 633CSi, and as of 8/2/26, it is a Catalytic Converter.

Can I get help with 1979 BMW 633CSi Catalytic Converter orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about BMW Catalytic Converters and more.

What is your return policy for BMW 633CSi Catalytic Converters?

Advance Auto Parts keeps returns simple. For new BMW 633CSi Catalytic Converters and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.