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Magnaflow 12578 Universal Performance Muffler Inlet/Outlet - 3

Part of: Magnaflow Universal Performance Muffler Inlet/Outlet

Other options in this family: Magnaflow 14419 Magnaflow 10416 Magnaflow 11385 Magnaflow 12249 Magnaflow 10414

Manufacturer

Picture for manufacturer Magnaflow

Part Number

12578
9 reviews
Sale Price

$167.00

1 left at this price

delivery box

Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Magnaflow 12578 is a high-performance universal muffler designed to deliver enhanced exhaust flow and a deep, aggressive tone. Featuring straight-through perforated core technology, this muffler minimizes backpressure while maintaining excellent sound control, making it ideal for custom exhaust system builds on cars, trucks, and SUVs.

Key Features:

  • 3-inch inlet and 3-inch outlet diameter for maximum flow capacity
  • Straight-through perforated stainless steel core design reduces restriction
  • Durable stainless steel construction resists corrosion and heat damage
  • Universal fit allows for custom exhaust fabrication and installation
  • Delivers deep, performance-oriented exhaust note without excessive drone
  • Magnaflow's proven design for reliable long-term performance

This universal muffler is engineered for enthusiasts looking to upgrade their exhaust system with a quality component that balances performance gains with refined sound quality. The stainless steel construction ensures durability in harsh conditions, while the straight-through design maximizes exhaust scavenging for improved horsepower and torque.

Products specifications

Inlet Diameter

3

Outlet Diameter

3

Series

Straight-Through

Subtitle

Offset/Offset

Body Finish

Satin

Body Material

Stainless Steel

Outlet Quantity

1

Overall Length

28

Inlet Quantity

1

Body Height

5

Body Width

11

Body Length

22

Shape

Oval

Exhaust Tip Quantity

0

Outlet Type

Offset

Muffler Type

Straight-Through

Inlet Type

Offset

Hanger Included

No

Inlet Inside Diameter

3

Outlet Inside Diameter

3

Reversible

Yes

Core Size

3

this is my new home... very cool site, beat summit and jegs by $20 to $30

It took exactly a week for the part to be shipped because the part came directly from the supplier. But the price was the lowest around.

Great website, easy to navigate.

I just received my order 7260 very quickly and it was as I had ordered............very easy to order and would do business with them again and I also will recommend them to others.

Better prices and even better service. Will do business with again.

The availability to pay with Amazon.

Perfect item, fast shipment, great communication, and the best price.

Great communication, lowest price I could find anywhere, and quick shipping with a tracking number. What more could you ask for. 2nd time dealing with them and still impressed! order# 6935

They had exactly what I needed and the cheapest price i found anywhere.

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