FLOWMASTER L158759 Exhaust Muffler 743593980044 75-80

( Brand: Flowmaster ), ( Part Type: Exhaust Muffler ), ( Manufacturer Part Number: L158759 ), ( Fitment Type: Performance/custom ), ( Material: Aluminized Steel ), ( Shape: Oval ), ( Outlet Diameter: In ), ( Color: Gray ), ( Inlet Connection Type: Pipe Connection ), ( Mount Type: Uses New Hangers ), ( Tip Material: No Tip ), ( Sound Level: Mild Sound ), ( UPC: 743593980044 )

Review FLOWMASTER Series Exhaust Muffler Chevrolet 75-80 fits C10 1970

The Flowmaster L158759 70 Series Exhaust Muffler is a high-performance aftermarket exhaust component designed specifically for Chevrolet C10 pickups manufactured between 1975 and 1980. This muffler is part of Flowmaster's 70 Series line, which delivers a unique and powerful exhaust note that is both aggressive and distinctive.

This muffler is made from premium 16-gauge aluminized steel, ensuring durability and resistance to rust and corrosion. Its unique design incorporates a 3-inch inlet and a 2.5-inch outlet, providing improved exhaust flow and increased power output. The muffler's interior is filled with Flowmaster's proprietary G-304L stainless steel cord, which acts as a packing material to reduce exhaust noise while maintaining excellent performance.

The Flowmaster L158759 70 Series Exhaust Muffler features a unique round design with a polished finish, adding a touch of style and sophistication to your Chevrolet C10. Its compact size and bolt-on installation make it a popular choice among hot rod enthusiasts and performance upgraders.

This muffler is designed to replace the original exhaust component on your Chevrolet C10, and its direct-fit design ensures a seamless installation process. It comes with all necessary hardware for installation, making it a convenient and hassle-free upgrade.

In summary, the Flowmaster L158759 70 Series Exhaust Muffler is a high-quality aftermarket exhaust component that delivers improved performance and a distinctive exhaust note for your Chevrolet C10. Made from durable aluminized steel and filled with Flowmaster's G-304L stainless steel cord, this muffler is built to last and offers a bolt-on installation process for easy upgrading.

The Flowmaster L158759 70 Series Exhaust Muffler for Chevrolet C10 models from 1975 to 1980 is a popular choice among classic truck enthusiasts due to its performance and sound enhancements. Here are some pros and cons to help you make an informed decision before purchasing this muffler.

1. Enhanced Performance: This muffler is designed to provide better exhaust flow, leading to improved engine performance.

2. Unique Sound: Flowmaster is known for its signature deep and powerful exhaust note. This muffler is no exception.

3. Durable Construction: Made from high-quality stainless steel, this muffler is built to last.

4. Direct Fitment: The Flowmaster L158759 is a direct-fit replacement, making installation easier and more straightforward.

5. Improved Gas Mileage: Some users have reported improved fuel efficiency due to the more efficient exhaust system.

1. Price: Compared to other aftermarket mufflers, the Flowmaster L158759 can be quite expensive.

2. Loud: If you're looking for a quiet exhaust system, this may not be the best choice. The Flowmaster's signature sound can be quite loud.

3. Not for Daily Drivers: Due to its loud exhaust note, this muffler may not be suitable for daily drivers who need a quieter ride.

4. Potential Legal Issues: Depending on your state and local laws, the loud exhaust note may be considered a violation. Be sure to check your local regulations before installing this muffler.

The Flowmaster L158759 70 Series Exhaust Muffler for Chevrolet C10 models from 1975 to 1980 offers significant performance and sound enhancements, making it an excellent choice for enthusiasts looking to enhance the driving experience of their classic trucks. However, the high price tag and loud exhaust note may be a turnoff for some. Ultimately, the decision to purchase this muffler depends on your personal preferences and priorities.

If you're looking for a high-performance exhaust system that delivers a unique and powerful exhaust note, the Flowmaster L158759 70 Series Exhaust Muffler for Chevrolet C10 models from 1975 to 1980 is an excellent choice. However, if you prioritize a quieter ride or a more budget-friendly option, you may want to consider other aftermarket mufflers.

part # l158759 prices

• $297.65-$300.07

specifications mufflermooch:

• for models: C10
• for makes: Chevrolet
• for years: 1970
• brand: Flowmaster
• part type: Exhaust Muffler
• manufacturer part number: L158759
• fitment type: Performance/custom
• material: Aluminized Steel
• shape: Oval
• outlet diameter: In
• color: Gray
• inlet connection type: Pipe Connection
• mount type: Uses New Hangers
• tip material: No Tip
• sound level: Mild Sound
• upc: 743593980044

shipping mufflermooch:

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• type: Fixed
• cost: $0.00

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seller mufflermooch:

• rating: 98.6%
• # reviews: 18078

offer mufflermooch:

• quantity: 3
• best offers: True
• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: December 27, 2025

returns mufflermooch:

• time: 30 Days
• policy: Returns Accepted
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general mufflermooch:

• condition: New
• Car Truck Parts Accessories > Exhaust Emission Systems > Mufflers Resonators

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