

Flowmaster 52573 70 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound
Key item features
- Sound Profile: Delivers a mild to stock exterior exhaust tone with minimal interior resonance.
- Vehicle Suitability: Recommended for SUVs, trucks, motorhomes, RVs, and tow vehicles.
- Performance Benefits: Provides improved horsepower, torque, and enhanced engine efficiency.
- Design Technology: Features Flowmaster's Delta Flow technology and an enlarged case for sound control and performance gains.
- Dimensional Specifications: Designed with 2.50-inch offset inlet and 2.50-inch offset outlet connections.
- Construction Durability: Constructed from 16-gauge aluminized steel and fully MIG welded for maximum durability.
Specs
- Inlet diameter2.50 in
- Outlet diameter2.50 in
- Muffler typeStraight-Through Mufflers
- Material16 gauge aluminized steel
- BrandFlowmaster
- Vehicle fitment typeSpecific
- Free shipping
Free 90-day returns
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About this item
Product details
The 70 series utilizes Flowmaster's Delta Flow technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.;
- Mild to stock exterior exhaust tone
- Minimal interior resonance
- Recommended for SUV/trucks/motorhomes/tow vehicles
- Improved Horsepower, Torque and Engine Efficiency
Specifications
Inlet diameter
Outlet diameter
Muffler type
Material
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
Compare with similar items
| Product | Viewing this itemFlowmaster 52573 70 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound ![]() $249.95 current price $249.9525 out of 5 Stars. 2 reviews | Northeastern Exhaust Stainless Steel Resonator Cat-Back Exhaust System for 2005–2008 Toyota Corolla 1.8L Sedan | Direct-Fit with Free Hardware ![]() $249.82 current price $249.82 | Flowmaster 842548 Super 44 Series Muffler- 2.50 Offset In / 2.50 Offset Out - Aggressive Sound ![]() $139.95 current price $139.9543.8 out of 5 Stars. 4 reviews | Flowmaster 8043041 40 Series Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound ![]() $135.95 current price $135.9525 out of 5 Stars. 2 reviews | Flowmaster 52558 Super 50 Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound ![]() $204.95 current price $204.9515 out of 5 Stars. 1 reviews | Flowmaster 53072 70 Series Muffler - 3.00 Center In / 3.00 Offset Out - Mild Sound ![]() $249.95 current price $249.95 | Flowmaster 853046 Super 40 Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound ![]() $170.95 current price $170.95 | Flowmaster 853057 Super 50 Muffler 409S - 3.00 Center In / 3.00 Offset Out - Mild Sound ![]() $224.95 current price $224.9544.5 out of 5 Stars. 4 reviews | Flowmaster 530722 70 Series Muffler - 3.00 Center In / 2.25 Dual Out - Mild Sound ![]() $249.95 current price $249.95 | Flowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound ![]() $101.95 current price $101.9594.8 out of 5 Stars. 9 reviews |
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| Inlet diameter | 2.50 inFlowmaster 52573 70 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | -Northeastern Exhaust Stainless Steel Resonator Cat-Back Exhaust System for 2005–2008 Toyota Corolla 1.8L Sedan | Direct-Fit with Free Hardware | 2.50 inFlowmaster 842548 Super 44 Series Muffler- 2.50 Offset In / 2.50 Offset Out - Aggressive Sound | 3.00 inFlowmaster 8043041 40 Series Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | 2.50 inFlowmaster 52558 Super 50 Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | 3.00 inFlowmaster 53072 70 Series Muffler - 3.00 Center In / 3.00 Offset Out - Mild Sound | 3.00 inFlowmaster 853046 Super 40 Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | 3.00 inFlowmaster 853057 Super 50 Muffler 409S - 3.00 Center In / 3.00 Offset Out - Mild Sound | 3.00 inFlowmaster 530722 70 Series Muffler - 3.00 Center In / 2.25 Dual Out - Mild Sound | 2.500 inFlowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound |
|---|---|---|---|---|---|---|---|---|---|---|
| Outlet diameter | 2.50 inFlowmaster 52573 70 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | -Northeastern Exhaust Stainless Steel Resonator Cat-Back Exhaust System for 2005–2008 Toyota Corolla 1.8L Sedan | Direct-Fit with Free Hardware | 2.50 inFlowmaster 842548 Super 44 Series Muffler- 2.50 Offset In / 2.50 Offset Out - Aggressive Sound | 3.00 inFlowmaster 8043041 40 Series Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | 2.50 inFlowmaster 52558 Super 50 Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | 3.00 inFlowmaster 53072 70 Series Muffler - 3.00 Center In / 3.00 Offset Out - Mild Sound | 3.00 inFlowmaster 853046 Super 40 Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | 3.00 inFlowmaster 853057 Super 50 Muffler 409S - 3.00 Center In / 3.00 Offset Out - Mild Sound | 2.25 inFlowmaster 530722 70 Series Muffler - 3.00 Center In / 2.25 Dual Out - Mild Sound | 2.500 inFlowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound |
| Muffler type | Straight-Through MufflersFlowmaster 52573 70 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | Resonance MufflerNortheastern Exhaust Stainless Steel Resonator Cat-Back Exhaust System for 2005–2008 Toyota Corolla 1.8L Sedan | Direct-Fit with Free Hardware | Chambered MufflersFlowmaster 842548 Super 44 Series Muffler- 2.50 Offset In / 2.50 Offset Out - Aggressive Sound | Straight-Through MufflersFlowmaster 8043041 40 Series Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | Straight-Through MufflersFlowmaster 52558 Super 50 Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | Straight-Through MufflersFlowmaster 53072 70 Series Muffler - 3.00 Center In / 3.00 Offset Out - Mild Sound | Straight-Through MufflersFlowmaster 853046 Super 40 Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | Performance MufflersFlowmaster 853057 Super 50 Muffler 409S - 3.00 Center In / 3.00 Offset Out - Mild Sound | Performance MufflersFlowmaster 530722 70 Series Muffler - 3.00 Center In / 2.25 Dual Out - Mild Sound | Straight-Through MufflersFlowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound |
| Material | 16 gauge aluminized steelFlowmaster 52573 70 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | 409-Grade Stainless SteelNortheastern Exhaust Stainless Steel Resonator Cat-Back Exhaust System for 2005–2008 Toyota Corolla 1.8L Sedan | Direct-Fit with Free Hardware | PlasticFlowmaster 842548 Super 44 Series Muffler- 2.50 Offset In / 2.50 Offset Out - Aggressive Sound | 409S stainless steelFlowmaster 8043041 40 Series Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | 16 gauge aluminized steelFlowmaster 52558 Super 50 Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound | 16 gauge aluminized steelFlowmaster 53072 70 Series Muffler - 3.00 Center In / 3.00 Offset Out - Mild Sound | 409S stainless steelFlowmaster 853046 Super 40 Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound | -Flowmaster 853057 Super 50 Muffler 409S - 3.00 Center In / 3.00 Offset Out - Mild Sound | 16 gauge aluminized steelFlowmaster 530722 70 Series Muffler - 3.00 Center In / 2.25 Dual Out - Mild Sound | 16 gauge aluminized steelFlowmaster 42543 40 Series Muffler - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound |
Customer ratings & reviews
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Showing 1-2 of 2 reviews
Assembled Well, Good Tone, Happy Customer
I threw a pair of these 70 series mufflers on a 2-ton road tractor, and after a thousand miles of service, no regrets. Putting up with the heat and vibrations of a gasoline truck tipping the scales at 25.5k#, they've met my expectations. Compared with a previous pair of 40-series on a 454, these 70-series are indeed quieter in the cab, at idle, at part throttle, and at WOT. Only issue was the shipping agent goofed; cost me 3 more days down-time, and one inlet nipple was whanged & took ~5 minutes of hammer & dolly work to bring back into round for assembly/fitment.
great muffler, low noise
I've used this muffler on a few different trucks over the years, and it's held up well, it is one of the quietest flowmasters which is great because you still get that famous sound but it's quiet enough for everyday use when you still want comfort.
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