Don't blow it out of your ass, blow it out of your pipes!

The Muff Shop
Home
Cat-Converter Lookup
FAQs
Contact Us
  • Home
  • Cat-Converter Lookup
  • FAQs
  • Contact Us
The Muff Shop
Home
Cat-Converter Lookup
FAQs
Contact Us
More
  • Home
  • Cat-Converter Lookup
  • FAQs
  • Contact Us
  • Home
  • Cat-Converter Lookup
  • FAQs
  • Contact Us

Frequently Asked Questions (FAQs)

What is an EFN?

What is the correct Catalytic Converter for my vehicle?

What is the correct Catalytic Converter for my vehicle?

image2

All vehicles sold in the United States have a unique drive-train identifier called the "Test Group" or "Engine Family" Number. 

Find out more

What is the correct Catalytic Converter for my vehicle?

What is the correct Catalytic Converter for my vehicle?

What is the correct Catalytic Converter for my vehicle?

image3

 To determine the correct catalytic converter part number for your vehicle, you will need its make, model, model year, engine size, and test group/engine family number.

Find out more

What does a Catalytic Converter do?

What is the correct Catalytic Converter for my vehicle?

What is a Cat-Back or Axle-Back Exhaust?

image4

A catalytic converter is a device that uses a catalyst to convert three harmful compounds in car exhaust into harmless compounds.

Find out more

What is a Cat-Back or Axle-Back Exhaust?

H-Pipes vs. X-Pipes: What You Need to Know

What is a Cat-Back or Axle-Back Exhaust?

image5

It refers to the exhaust components that run from the rear outlet of the catalytic converter all the way back to the exhaust tip. 

Find out more

Muffler Delete or Resonator Delete?

H-Pipes vs. X-Pipes: What You Need to Know

H-Pipes vs. X-Pipes: What You Need to Know

image6

 In this video, the differences between a Muffler Delete and a Resonator Delete and explain which one you should do to your car's exhaust 

Find out more

H-Pipes vs. X-Pipes: What You Need to Know

H-Pipes vs. X-Pipes: What You Need to Know

H-Pipes vs. X-Pipes: What You Need to Know

image7

Summit Racing tech advisor Carl Pritts covers the differences between H-pipes and X-pipes and their effect on exhaust scavenging and performance. 

Find out more
  • Cat-Converter Lookup

The Muff Shop aka Bud's Muffler

1554 West San Bernardino Road, Covina, California 91722, United States

(626) 967-4511

Copyright © 2020 The Muff Shop - All Rights Reserved.

Powered by GoDaddy Website Builder