Universal Mufflers
Let your mean motor's true voice ring through with a high-flow muffler. Stock mufflers restrict your exhaust flow, create power-robbing back pressure and virtually kill your tone. Our performance mufflers boost power and amplify your throaty growl, and our OEM-style replacement mufflers will save you a bundle over dealership prices.
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Showing 1 -10 of 17 products
Give your vehicle a powerful shot in the arm with the Flowmaster 40 Series Muffler. Flowmaster Muffler’s most aggressive-sounding muffler delivers an abundance of interior resonance and exterior authority. Original 2-chamber design. 3-year warranty.
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Priced at $80.95
It may sound milder than its muffler compatriots, but Flowmaster's 40 Series Delta Flow Mufflers have all the horsepower and torque you'd expect. Delta Flow technology reduces interior resonance and improves scavenging. 2-chamber design. 3-year warranty.
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Priced from $96.95
Rumble down the road with Flowmaster’s deepest-sounding muffler for high-horsepower street cars. Flowmaster Super 40 Mufflers utilizes a 2-chamber muffler design and Gen II Delta Flow technology in their original black case. 3-year warranty.
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Priced from $92.95
Put your muffler and your exhaust tone back in black with the Flowmaster Mufflers Super 44 Series. It’s the most aggressive performance street muffler with a 4” case ever built by the muffler experts at Flowmaster. Smooth, diamond tread, or stainless finishes available. Up to a 10-year warranty.
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Priced from $87.95
Flowmaster Mufflers has discovered the ideal compromise between muffler tone and power with their 3-chamber 50 Series Delta Flow Mufflers. There's plenty of mild exterior rumble, but virtually no in-cab noise. Delta Flow deflector technology. 3-year warranty on Flowmaster Exhaust Mufflers.
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Priced from $107.95
The innovative 3-chamber "H" design by Flowmaster Mufflers also comes in a bigger version—50 Series SUV Performance Mufflers. It's crafted for in-cab quiet, outside exhaust roar and unmatched SUV power. 3-year warranty on Flowmaster Exhaust Mufflers.
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Priced from $131.95
Today's trucks, SUVs and even RVs rely on Flowmaster 50 Series Big Block Mufflers for towing power and matching tone. The large H-chamber muffler shape reduces interior resonance. Huge case volume handles heavy engine loads. Flowmaster Mufflers carry a 3-year warranty.
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Priced from $161.95
High-horsepower trucks: get ready. Flowmaster 50 Series HD Mufflers were born to give your truck the aggressive muffler tone and surging power to match its punchy engine. Ideal for Hemi rigs, turbo diesels and modified trucks. 3-year warranty.
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Priced from $162.95
Seat-of-your-pants power gains for 4 and 6 cylinder engines are right around the corner with Flowmaster 60 Series Delta Flow Mufflers. You get deep, mellow tone outside with little interior resonance. Ideal for sport compacts. 3-year warranty on Flowmaster Exhaust Mufflers.
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Priced at $130.95
Bigger and better, Flowmaster's 70 Series Big Block II Muffler pancakes stock mufflers with a massive chamber that accommodates truck, SUV and RV towing power. Fits vehicles the 50 Series Big Block mufflers won't. 3-year warranty.
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Priced from $144.95