Flowmaster's latest design of the 50 series™ muffler that utilizes Flowmasters patented "Delta Flow" technology along with an Helmholtz Chamber to eliminate most all interior resonance and still have that famous Flowmaster sound outside the vehicle.

Flowmaster - 50 Series Big Block Muffler, 2.75" IN (D) / 2.50" OUT (D)
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (C) / 2.25" OUT (D)
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (C) / 2.50" OUT (D)
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (C) / OUT (O)
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (C) / OUT ©
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (D) / 2.50" OUT (D)
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (D) / 3.50" OUT (S)
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (O) / OUT (O), Opposite Side Offsets
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (O) / OUT (O), Same Side Offsets
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Flowmaster - 50 Series Big Block Muffler, 3.00" IN (O) / OUT ©
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Flowmaster - 50 Series Big Block Muffler, 3.50" IN (C) / OUT (O)
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Flowmaster - 50 Series Big Block Muffler, 3.50" IN (C) / OUT ©
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Flowmaster - 50 Series Big Block Muffler, 3.50" IN (O) / OUT (O), Opposite Side Offsets
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Flowmaster - 50 Series Big Block Muffler, 3.50" IN (O) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 2.00" IN (C) / 2.00" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 2.00" IN (C) / OUT (O)
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Flowmaster - 50 Series Delta Flow Muffler, 2.00" IN (C) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 2.00" IN (O) / 2.00" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 2.00" IN (O) / OUT (O), Opposite Side Offsets
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Flowmaster - 50 Series Delta Flow Muffler, 2.00" IN (O) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (C) / 2.00" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (C) / OUT (O)
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (C) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (O) / 2.00" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (O) / OUT (C), 4" x 8" Case
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (O) / OUT (O), 4" x 8" Case
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (O) / OUT (O), Opposite Side Offsets
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Flowmaster - 50 Series Delta Flow Muffler, 2.25" IN (O) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (C) / 2.00" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (C) / OUT (O)
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (C) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (O) / 2.00" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (O) / OUT (C), 3" x 10" Case
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (O) / OUT (O), 3" x 10" Case
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (O) / OUT (O), Opposite Side Offsets
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (O) / OUT (O), Same Side Offsets
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Flowmaster - 50 Series Delta Flow Muffler, 2.50" IN (O) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 3.00" IN (C) / 2.25" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 3.00" IN (C) / 2.50" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 3.00" IN (C) / OUT (O)
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Flowmaster - 50 Series Delta Flow Muffler, 3.00" IN (C) / OUT ©
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Flowmaster - 50 Series Delta Flow Muffler, 3.00" IN (O) / 2.50" OUT (D)
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Flowmaster - 50 Series Delta Flow Muffler, 3.00" IN (O) / OUT (O), Opposite Side Offsets
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Flowmaster - 50 Series Delta Flow Muffler, 3.00" IN (O) / OUT ©
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Flowmaster - 50 Series Delta Flow Premium Muffler, Chev. Corvette '84-'90, Left Side
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Flowmaster - 50 Series Delta Flow Premium Muffler, Chev. Corvette '84-'90, Right Side
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Flowmaster - 50 Series Delta Flow T409 Stainless Steel Muffler, 2.25" IN (C) / OUT (O)
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Flowmaster - 50 Series Delta Flow T409 Stainless Steel Muffler, 2.25" IN (C) / OUT ©
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Flowmaster - 50 Series Delta Flow T409 Stainless Steel Muffler, 2.25" IN (O) / OUT (O)
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Flowmaster - 50 Series Delta Flow T409 Stainless Steel Muffler, 2.25" IN (O) / OUT ©
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Flowmaster - 50 Series Delta Flow T409 Stainless Steel Muffler, 2.50" IN (O) / OUT (O)
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