CHEVROLET 7-4L-454 CHEVY-BIG-BLOCK-MARK-IV Exhaust

Muffler, FlowFX Series, 2.25 in. Inlet/2.25 in. Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71235

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

Muffler, Super 44 Series, 2.25 in. Inlet/2.25 in. Outlet, Steel, Black, Each

Part Number: FLO-942448

4.88 out of 5 stars ( 16 )

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Headers, Scavenger Series Elite, Long Tube, Stainless, Polished Ceramic Coated, Chevy, Big Block, Pair

Part Number: FLO-814112

3.0 out of 5 stars ( 2 )

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Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Big Block, Pair

Part Number: SNH-BB3-SEC

3.0 out of 5 stars ( 1 )

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Headers, Street, Long Tube, Steel, Temporary Paint, Chevy, Big Block, Pair

Part Number: HED-68180

4.5 out of 5 stars ( 4 )

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Header Bolts, 12-Point, 3/8 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 0.750 in. U.H.L., Set of 16

Part Number: ARP-400-1202

4.64 out of 5 stars ( 28 )

Estimated Ship Date: Today

Exhaust System, Crossmember Back w/H-Pipe 64-72 A-Body Split Rear Dual Exit 2.5 in Int & Tail Pipe Muffler Not Incl Hardware

Part Number: PYE-SGA40

3.5 out of 5 stars ( 2 )

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Muffler, Big Block II 70 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-53071

4.5 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Headers, Dragster Downsweep, 3-Step Primary, 4.5 in. Collector, Steel, Chrome, Big Block, Chevrolet, Pair

Part Number: HOK-2502-6HKR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Exhaust System, Header-Back, Stainless Steel, 2.5 in. Diameter, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: FLO-817158

4.11 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Heat Riser Valve, Straight Through, Steel, 2.50 in. Diameter, Chevy, Each

Part Number: SSH-EMR004

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

Muffler, Delta Flow 40 Series, 3 in. Inlet/3 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-843041

4.0 out of 5 stars ( 2 )

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Headers, Tri-5, Long Tube, Steel, Ceramic Coated, Chevy, 396, 402, 427, 454, Pair

Part Number: PTE-H8023-1

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Catalytic Converter, California Grade, Universal, Stainless Steel Case, 16.000 in. Overall Length, 3.000 in. Inlet/Outlet, Each

Part Number: MPE-339109

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Exhaust, Side Pipes, Stainless Steel, Polished, 4 in. Inlet, 46 in. Length, Chevy, Kit

Part Number: HOK-50735-3HKR

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Muffler, Super 44 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842446

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Exhaust Systems, Turbo Pro, Crossmember-Back, Without X-Pipe, Stainless Steel, Natural, Turbo Pro Mufflers, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: PYE-SGA30T

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.25 in. Primaries, Pair

Part Number: STW-HFBBC225

Not Yet Reviewed

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Exhaust System, Header-Back, 2.50 inch, 409 Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: SUM-680131-SS

4.0 out of 5 stars ( 3 )

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Headers, Street, Long Tube, Steel, Black Ceramic Coated, Chevy, Big Block, Pair

Part Number: HED-69123

Not Yet Reviewed

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Headers, Street, Long Tube, Steel, Silver Ceramic Coated, Chevy, 396, 427, 454, Pair

Part Number: HED-68096

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Exhaust Hangers, OE Style, Stainless Steel, 2.5 in. Diameter, GM, A-Body, Set

Part Number: PYE-HGH30

4.09 out of 5 stars ( 11 )

Estimated Ship Date: Today

Headers, Block Hugger, Steel, Ceramic, Street Rod 1923-1949 with Chevy, Big Block Chevy, BBC, 396, 402, 427, 454, Pair

Part Number: SUM-G9062-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Exhaust Manifold, Cast Iron, Silver Ceramic Coated, Chevy, Big Block, Pair

Part Number: SNH-QP2000-SEC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Exhaust, Tailpipes, Stainless Steel, 2.5 in. Diameter, Chevy, Pontiac, Pair

Part Number: FLO-815801

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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