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

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

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

Part Number: STW-DNBBC225S238

Not Yet Reviewed

Estimated Ship Date: Sep 22, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Clippster, Mid-length, Steel, Painted, Chevy, Big Block, Pair

Part Number: PTE-H8013-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Exhaust Manifold, Chevy, GMC, Pickup, SUV, Van, 7.4L, Driver Side Manifold, Each

Part Number: RNB-674-159

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Exhaust System, Crossmember Back w/H-Pipe 65-70 B-Body Split Side Dual Exit 2.5 in Int & Tail Pipe Race Pro Mufflers/Hardware

Part Number: PYE-SGB40R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 3, 2025 if ordered today

• Free Shipping
• Special Order

Crossmember Back Exhaust Kit, 1964-72 GM A-Body 2.5" w/ X-change 18" Turbo Pro Muffler

Part Number: PYE-SGA11T30

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Exhaust Hangers, OE Style, Tail Pipe, Stainless Steel/Rubber, GM, A-Body, Pair

Part Number: PYE-HGH10

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, GMC, Pair

Part Number: SNH-C7-SEC

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 22, 2025 if ordered today

• Free Shipping

Muffler, Premium Pro-Fit, 3 in. Inlet/3 in. Outlet, Steel, Aluminized, Chevy, GMC, Each

Part Number: WLK-17809

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Today

Muffler, SUV 50 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-53056

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: BIG-31130FLT

3.95 out of 5 stars ( 22 )

Estimated Ship Date: Aug 19, 2025 if ordered today

• Free Shipping

Exhaust Manifold, GM, Pickup, SUV, 7.4L/454, Passenger Side, Each

Part Number: RNB-674-268

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FLO-943041

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

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

Headers, Street, Long Tube, Steel, Temporary Paint, Chevy, 396, 402, 427, 454, Pair

Part Number: HED-65001

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: FLO-842448

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

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

• Free Shipping

Exhaust System, Thrush Header Back, Steel, Aluminized, Chevy/Oldsmobile/Pontiac, V8, Kit

Part Number: WLK-89023

4.13 out of 5 stars ( 15 )

• Oversize $44.99

Header Bolts, 3/8-16 in., Hex, Stainless Steel, Polished, Chevrolet, Big Block, Set of 16

Part Number: ARP-400-1217

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Crossover Pipe, X-Pipe, Balance Tube, Steel, Aluminized, 3.0 in. Diameter, Universal, Kit

Part Number: WLK-88330

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Today

• Free Shipping

Headers, Racecar Weld-up, Long Tube, Steel, Natural, Chevy Big Block, Kit

Part Number: PTE-H8091

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Aug 28, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Elite Extreme-Duty, Long Tube, Steel, Black Ceramic Coated, Chevy, Big Block, Pair

Part Number: HED-63198

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 20, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, SoundFX Series, Steel, Aluminized, 2.25 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18230

4.78 out of 5 stars ( 18 )

Estimated Ship Date: Today

Headers, Long Tube, Steel, Natural, Chevy, Car, 396, 402, 427, 454, Pair

Part Number: PTE-H8026

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

Exhaust hanger, Insulator, Each

Part Number: WLK-35229

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Today