CHEVROLET 7.4L/454 Exhaust - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Hedman Elite Extreme-Duty Headers 63850

Hedman Elite Extreme-Duty Headers 63850

Headers, Elite Extreme-Duty, Long Tube, Steel, Black Ceramic Coated, Chevy, GMC, 7.4L/454, Pair

Part Number: HED-63850

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Hedman Street Headers 66111

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

Part Number: HED-66111

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Hedman Street Headers 68191

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

Part Number: HED-68191

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Hedman Traditional Block Hugger Headers 68376

Headers, Traditional, Block Hugger, Steel, Silver Ceramic Coated, Chevy, Big Block, Pair

Part Number: HED-68376

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Hedman Street Headers 69573

Headers, Street, Mid-Length, Steel, Black Ceramic Coated, Chevy, GMC, Kit

Part Number: HED-69573

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

AP Exhaust Intermediate Pipes 54159

Intermediate Pipes, Exhaust, Steel, Aluminized, Chevrolet, GMC, Each

Part Number: APH-54159

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Pypes Header/Crossmember-Back Exhaust Systems SGT978E

Exhaust Systems, Crossmember Back w/H-Pipe Exhaust System 75-87 GM Split Rear Dual Exit 2.5 in Intermediate

Part Number: PYE-SGT978E

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters 50316

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: WLK-50316

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

Walker CalCat Universal Catalytic Converters 80907

Catalytic Converter, Universal, Stainless Steel, Each

Part Number: WLK-80907

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

MagnaFlow Universal Catalytic Converters 334009

5 out of 5 stars ( 3 )

Estimated Ship Date: Today

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AP Exhaust Max Fit Tailpipes 126103

Tailpipe, 2.25 in. OD, 101 in. Length, Left Side, Chevy, GMC, Dodge, Ford, Each

Part Number: APH-126103

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Pypes Violator Dual Exhaust Systems for 1965-1970 IMPALA - SGB45V

Exhaust System, Violator, Crossmember Back, 409 Stainless Steel, Natural, H-Pipe, Rear Exit, Chevy, Impala, Kit

Part Number: PYE-SGB45V

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.5 Inch Muffler 6505

Muffler, MSL, Steel, Aluminized, Chevy, GMC, 250, 454, Each

Part Number: APH-6505

Not Yet Reviewed

Estimated Ship Date: Mar 20, 2026 if ordered today

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Estimated Ship Date: Mar 20, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 93432

Catalytic Converter, Checker, Chevy, GMC, 25.5 in. Length, 4.3, 5.0, 5.7, 6.6, 7.4L, Each

Part Number: MPE-93432

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Stainless Works Factory Connect Exhaust Systems for 1973-1974 CORVETTE - V7314300S

1973-82 Corvette Exhaust system - big block-auto trans. CNC Mandrel Bent 2 1/2" 18 gauge 304 Stainless Steel.

Part Number: STW-V7314300S

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Stainless Works Long Tube Headers CA1GENBB

1967-69 F-body & 1968-72 Nova Big Block Chevy headers. 2", .065 wall thickness, CNC mandrel bent primary tubes

Part Number: STW-CA1GENBB

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Stainless Works Performance Headers CANV679178

Headers, Long Tube, Stainless Steel, Natural, 3.5 in. Collector, Chevy, Big Block, Pair

Part Number: STW-CANV679178

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Stainless Works Dragster Headers DNBBC2384

Headers, Dragster, Downsweep, Stainless Steel, Natural, 2 3/8 in. Shortened Primary, 4 1/2 in. Collectors, Chevy, Big Block, Pair

Part Number: STW-DNBBC2384

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Kral Original Exhaust Manifold Bolt Repair Kits KAPSGL3L

Solid Steel. Precise Fitment. Hardware Included. GM (1999-2013)4.8,5.3,6.0,6.2L LS; Big Block 366,396,402,427,454 cu in engines; GM 7.4L & 8.1L engine

Part Number: KAP-KAPSGL3L

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Kral Original Exhaust Manifold Bolt Repair Kits KAP7481PF

Solid Steel. Precise Fitment. Hardware Included. GM Big Block Chevy (any year), 366, 396, 402, 427, 454 cu in, 7.4L & GM 8.1L & 8.8L Engines

Part Number: KAP-KAP7481PF

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 4451470

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Left Position, Chevrolet, GMC, 7.4L, Each

Part Number: MPE-4451470

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Doug's Headers D319-B

Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pontiac, Pair

Part Number: DOU-D319-B

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Doug's Headers D316-B

Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pontiac, Pair

Part Number: DOU-D316-B

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

AP Exhaust TruckEx Steel 2.5 Inch Muffler 3906

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 7.4L, Each

Part Number: APH-3906

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Walker Replacement Steel 2.5 Inch Muffler 21151

5 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Patriot Tri-5 Headers H8023-B

Headers, Tri-5, Engine Swap, Long Tube, Steel, Painted, Chevy, 396, 402, 427, 454, Pair

Part Number: PTE-H8023-B

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Patriot Lakester Weld-Up Kits H8003

Headers, Lakester, Weld-up, Steel, Natural, Chevy, Big Block, Kit

Part Number: PTE-H8003

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today