CHEVROLET 7.4L/454 Exhaust

Muffler, 80 Series, Crossflow, Internal Chamber, Dual Style, 2 1/2 in. Inlet/Outlet Each End, 18 x 9 3/4 x 4 in. Oval Case, Steel, Black, GM, Each

Part Number: FLO-42582

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Exhaust Tip, Stainless Steel, 2.5 in. Inlet, 3 in. Outlet, Slant-Cut, Clamp-On, 6 in. Length, Each

Part Number: WLK-36484

4.44 out of 5 stars ( 45 )

Estimated Ship Date: Today

Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Chevy, GMC, 7.4L, 454, Pair

Part Number: JBA-1823SJS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Header Bolts, Hex Head, 3/8 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 16

Part Number: ARP-100-1112

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.0 in. Diameter Round Port, Chevy, Big Block, Pair

Part Number: SUM-670201-SS

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Headers, Super Competition, Fenderwell, Painted, Chevy, 396, 402, 427, 454, Pair

Part Number: HOK-2280HKR

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Header Flanges, Steel, 3/8 in. Thick, 2.0 in. Diameter Round Port, Chevy, Big Block, Pair

Part Number: SUM-670201

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Exhaust Tip, Single, Rectangular, Weld-on, Stainless, Polished, 2.5 in. Inlet I.D., 3.0 x 5.5 in. Outlet, Each

Part Number: FLO-15354

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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

Part Number: HED-68180

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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

Part Number: FLO-943043

4.67 out of 5 stars ( 3 )

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Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, 7.4L, 454, Pair

Part Number: JBA-1822S-2

Not Yet Reviewed

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Headers, Blockhugger, Steel, Natural, 3 in. Collector, Chevy, Big Block, Pair

Part Number: SNH-BB10-P

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Exhaust, Side Pipes, Steel, Ceramic Coated, 4 in. Inlet, 46 in. Length, Chevy, Kit

Part Number: HOK-50735-1HKR

3.83 out of 5 stars ( 6 )

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Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99206HM

Not Yet Reviewed

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• $10 Summit Bucks

Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each

Part Number: MPE-51209

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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• $10 Summit Bucks

Spark Plug Boot Protector, Heat Shield, 500 degrees F, Snap-on, Buick, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: ADO-8006

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Exhaust System, Crossmember Back, No Mufflers, H-Pipe, Split Rear Dual Exit, 3 in., Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: PYE-SGA43

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, Chevy, Ford, Set of 16

Part Number: ARP-100-1202

4.9 out of 5 stars ( 21 )

Estimated Ship Date: Today

Exhaust Systems, Turbo Pro, Crossmember-Back, Stainless Steel, Natural, Buick, Chevy, Kit

Part Number: PYE-SGB10T

3.5 out of 5 stars ( 2 )

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Muffler, Glasspack, 2.250 in. Inlet/2.250 in. Outlet, Steel, Red, Each

Part Number: IMM-87510CB

4.87 out of 5 stars ( 23 )

Estimated Ship Date: Today

Exhaust Systems, H-Bomb Header/Crossmember-Back, Stainless Steel, Natural, Turbo Pro Mufflers, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: PYE-SGA40T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Muffler, Super 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-952548

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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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 )

Estimated Ship Date: Today

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Header Fasteners, Bolts, Hex Head, Stainless Steel, Chevy, Chrysler, Pontiac, Set of 12

Part Number: MRG-2210G

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.50 in. Diameter Round Raised Port, Chevrolet, BBC, Pair

Part Number: STW-HFBBCH250RSD

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