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SpinTech 9000 Super Pro Street Mufflers

4.97 out of 5 stars 31 Customer Reviews

SpinTech 9000 Super Pro Street mufflers have a patented design that converts sound energy into thunder! The 9000 mufflers are SpinTech's most aggressive for sound and competition. Super Pro Street mufflers feature a smaller case design and multiple configuration choices to fit most vehicles on the street today with great sound and maximum horsepower gains. Order the best fit for your vehicle application. Features: * 100 percent welded construction * Spin traps generate vortex flow effect * No packing to burn out * Scientifically calibrated Venturi scavenge gases for dramatic flow increase

Results 1 - 24 of 24

Muffler, 9000 Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.5 in. Offset Inlet/2.5 in. Offset Outlet, Each

Part Number: SIH-9334

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 3.00 in. Center Inlet/2.50 in. Dual Outlet, Each

Part Number: SIH-9436

5.0 out of 5 stars ( 2 )

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.50 in. Center Inlet/2.50 in. Offset Outlet, Each

Part Number: SIH-9332

Not Yet Reviewed

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 3.00 in. Center Inlet/3.00 in. Offset Outlet, Each

Part Number: SIH-9442

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.25 in. Offset Inlet/2.25 in. Offset Outlet, Each

Part Number: SIH-9224

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.25 in. Center Inlet/2.25 in. Center Outlet, Each

Part Number: SIH-9221

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.50 in. Offset Inlet/2.50 in. Offset Outlet, Each

Part Number: SIH-9335

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.25 in. Offset Inlet/2.25 in. Center Outlet, Each

Part Number: SIH-9223

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.25 in. Offset Inlet/2.25 in. Offset Outlet, Each

Part Number: SIH-9225

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Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.00 in. Offset Inlet/2.00 in. Offset Outlet, Each

Part Number: SIH-9114

Not Yet Reviewed

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.00 in. Center Inlet/2.00 in. Offset Outlet, Each

Part Number: SIH-9112

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 3.00 in. Offset Inlet/3.00 in. Offset Outlet, Each

Part Number: SIH-9445

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.25 in. Center Inlet/2.25 in. Offset Outlet, Each

Part Number: SIH-9222

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Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.50 in. Dual Inlet/2.50 in. Dual Outlet, Each

Part Number: SIH-93310

4.0 out of 5 stars ( 1 )

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.50 in. Offset Inlet/2.50 in. Center Outlet, Each

Part Number: SIH-9333

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 3.00 in. Dual Inlet/3.00 in. Dual Outlet, Each

Part Number: SIH-94410

5.0 out of 5 stars ( 1 )

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 3.00 in. Offset Inlet/3.00 in. Center Outlet, Each

Part Number: SIH-9443

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 3.00 in. Offset Inlet/3.00 in. Offset Outlet, Each

Part Number: SIH-9444

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.50 in. Center Inlet/2.50 in. Center Outlet, Each

Part Number: SIH-9331

5.0 out of 5 stars ( 4 )

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 3.00 in. Center Inlet/3.00 in. Center Outlet, Each

Part Number: SIH-9441

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.00 in. Center Inlet/2.00 in. Center Outlet, Each

Part Number: SIH-9111

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.00 in. Offset Inlet/2.00 in. Center Outlet, Each

Part Number: SIH-9113

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.00 in. Offset Inlet/2.00 in. Offset Outlet, Each

Part Number: SIH-9115

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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Estimated Ship Date: Sep 24, 2025 if ordered today

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.50 in. Offset Inlet/2.25 in. Dual Outlet, Each

Part Number: SIH-9326

Not Yet Reviewed

Estimated Ship Date: Sep 24, 2025 if ordered today

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