1978 Mercedes-Benz 450SL Catalytic Converters

Your 1978 Mercedes-Benz 450SL 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 1978 Mercedes-Benz 450SL, and our inventory prices range from as little as $124.99 up to $703.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Catalytic Converters for the 1978 Mercedes-Benz 450SL. We only sell parts from trusted brands like MagnaFlow so that you can find quality parts you can count on.

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 1978 Mercedes-Benz 450SL

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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Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.81130)

CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed

from

$703.99
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
  • BUY WITH CONFIDENCE — Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty
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Walker – Catalytic Converter (Part No.54530)

Catalytic Converter

from

$210.99
Product Features:
  • Product might not be available in all states due to local laws.
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FAQs for 1978 Mercedes-Benz 450SL Catalytic Converters

What are the most popular Catalytic Converters for the 1978 Mercedes-Benz 450SL?

With 2 brands you can trust, our most popular Catalytic Converters for the 1978 Mercedes-Benz 450SL parts are:
Standard Grade Federal / EPA Compliant Universal Catalytic Converter
from $124.99
This product is not rated
Standard Grade Federal / EPA Compliant Universal Catalytic Converter
Catalytic Converters
CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed
from $703.99
This product is not rated
CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed
Catalytic Converters
Catalytic Converter
from $210.99
This product is not rated
Catalytic Converter
Catalytic Converters