CHEVROLET 7-4L-454 CHEVY-BIG-BLOCK-GEN-VI Exhaust

Header Studs, 12-Point Nuts, Custom 450, Black Oxide, Chevy, Big Block, Set of 16

Part Number: ARP-100-1403

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, Ford, Chrysler, Set of 16

Part Number: STG-8912A

4.88 out of 5 stars ( 26 )

Estimated Ship Date: Today

Muffler, American Thunder 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-43043

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, Ford, Chrysler, V8, Set of 16

Part Number: STG-8912

4.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, Ford, V8, Set of 16

Part Number: STG-8912B

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Studs, Hex Nuts, Custom 450, Black Oxide, Chevy, Big Block, Set of 16

Part Number: ARP-100-1413

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Exhaust Manifolds, Cast Iron, Natural, Features A Hole for Oxygen Sensor, Left, Chevrolet, GMC, Each

Part Number: ATP-101069

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Header Bolts, Hex Head, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, Chevy, Big Block, Set of 16

Part Number: ARP-400-1104

5.0 out of 5 stars ( 3 )

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

Not Yet Reviewed

Estimated Ship Date: Today

Header Studs, Hex Nuts, Stainless Steel, Polished, 3/8 in.-16, Chevy, Big Block, Set of 16

Part Number: ARP-400-1413

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Starter Heat Shield, Fits Most Passenger Side Small Tilton-Style Starters, Each

Part Number: MOR-74299

3.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Chevy, GMC, C/K-Series Pickup, Each

Part Number: WLK-21400

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, Ford, Chrysler, V8, Set of 16

Part Number: STG-8932

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Starter Heat Shield, Chevy, Small/Big Block with Delco Starters, Each

Part Number: MOR-74300

4.27 out of 5 stars ( 11 )

Estimated Ship Date: Nov 11, 2025 if ordered today

• Drop Ship
• Special Order

Header Bolts, 12-Point, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, 0.875 in. U.H.L., Set of 16

Part Number: ARP-400-1204

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Check Valve, A.I.R., Steel, Black, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-214-1047

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Mufflers, Direct-Fit SoundFX, Steel, Aluminized, 29.00 in. Overall Length, Chevrolet, GMC, Each

Part Number: WLK-18906

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7899

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.125 in. Port, Each

Part Number: KOK-7040S

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

• Drop Ship
• Special Order

Tailpipe, Exhaust, Outside Diameter 2.750 in., Steel, Aluminized, Chevrolet, GMC, Each

Part Number: WLK-55315

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

• Drop Ship
• Oversize $10.99
• Special Order

Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Chevrolet, GMC, Each

Part Number: APH-700365

Not Yet Reviewed

Estimated Ship Date: Nov 4, 2025 if ordered today

• Drop Ship
• Special Order