1985 BMW 635CSi Catalytic Converters

Essential 1985 BMW 635CSi Catalytic Converters

Walker – Donut Exhaust Pipe Flange Gasket: Iron, Heat Resistant, Premium Materials (Part No.31365)

Donut Exhaust Pipe Flange Gasket: Iron, Heat Resistant, Premium Materials

from

$5.49
Complete your exhaust repair with Walker┬« gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizesfora quality vehicle repair
  • HEAT RESISTANT — Designed to resist heat for long-lasting performance
  • PREMIUM MATERIALS — Made from high-quality materials for durability and long life
  • ENGINEERING EXPERTISE — Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EASIER TO INSTALL — Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
  • BETTER TOGETHER — Use premium Walker-½ accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade
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MagnaFlow – Standard Grade Federal / EPA Compliant Universal Catalytic Converter (Part No.94008)

Standard Grade Federal / EPA Compliant Universal Catalytic Converter

from

$124.99
MagnaFlow Standard Grade Federal/EPA Compliant Universal Catalytic Converter 94008 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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MagnaFlow – Standard Grade Federal / EPA Compliant Direct-Fit Catalytic Converter (Part No.23556)

Standard Grade Federal / EPA Compliant Direct-Fit Catalytic Converter

from

$565.99
MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23556 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed to fit the 1985-1988 BMW 535i and 1985-1987 BMW 635CSi. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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 crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency.
  • Simplifies installation with essential gaskets and hardware being included in the box.
  • Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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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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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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1985 BMW 635CSi Catalytic Converters

Maybe you’re in the middle of a full rebuild of that 1985 BMW 635CSi. Maybe you just need a couple of Catalytic Converters. Either way, Advance Auto Parts has 5 different Catalytic Converters in our inventory ranging from $5.49 to $565.99. That means you can find the exact parts or products you need to keep that 1985 BMW 635CSi running smoothly.

Catalytic Converters are only as good as their brand. We stock 2 different brands to make sure you have plenty of trusted parts to choose from for your 1985 BMW 635CSi. Walker and Magnaflow are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Catalytic Converters for your 1985 BMW 635CSi, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 7 reviews in this category, some of the top rated parts include Standard Grade Federal / EPA Compliant Direct-Fit Catalytic Converter with 4.0 stars.

So if you’re in the market for aftermarket Catalytic Converters to keep your 1985 BMW 635CSi rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Catalytic Converters Brands To Make Your 1985 BMW 635CSi Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1985 BMW 635CSi demands trusted brand parts and products to keep it running. Many trusted brands of Catalytic Converters make up Advance Auto Parts’ inventory, and all are ready to help make your 635CSi the best it can be. Be sure to browse some of our top Catalytic Converters brands and parts.

Popular Walker Catalytic Converters

We carry Walker parts in our stock across Catalytic Converters categories, plus more. For a 1985 BMW 635CSi, our most popular Walker Catalytic Converters include:
CalCat Universal Converter
from $151.99
(5)
CalCat Universal Converter
Catalytic Converters

FAQs for 1985 BMW 635CSi Catalytic Converters

What are the most purchased Catalytic Converters for the 1985 BMW 635CSi?

Out of 5 Catalytic Converters for the 1985 BMW 635CSi, the most popular in our inventory are:
Donut Exhaust Pipe Flange Gasket: Iron, Heat Resistant, Premium Materials
from $5.49
This product is not rated
Donut Exhaust Pipe Flange Gasket: Iron, Heat Resistant, Premium Materials
Catalytic Converter Gaskets
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

What are the top-rated 1985 BMW 635CSi Catalytic Converters?

Top-rated Catalytic Converters for your 1985 BMW 635CSi based on customer reviews/ratings are:
Standard Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
from $565.99
(1)
Standard Grade Federal / EPA Compliant Direct-Fit Catalytic Converter
“Separate downpipe and cat sections made installation easier. Nicely-made stainless steel construction, beautiful welds; a better than expected produc”