Availability
2003 Exhaust Manifolds
Exhaust Manifolds, Tight Tuck for LS Swaps, 1.75 in. Primaries, with Mating Flanges, Hi-Silicon-Moly Ductile Cast Iron, Black Ceramic Coating, Pair
Part Number: BIG-31730-3FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Cast Iron, Passenger Side, Cadillac, Chevy, GMC, 4.8, 5.3, 6.0L, Each
Part Number: RNB-674-732
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Cast, LS Swaps, Natural, Pair
Part Number: BIG-11730FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, High Silicon Cast Iron, Black Ceramic Coated, Includes Stainless Steel Up-pipes, Chevrolet, GMC, 6.6L Diesel, LB7, Kit
Part Number: PPE-116111020
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Exhaust Manifold, Blackheart, Cast Iron, Black Ceramic Coated, Chevy, GMC, Dodge, Plymouth, Mopar Gen III Hemi, Pair
Part Number: HOK-BHS584
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Blackheart, Cast Iron, Natural, Chevy, GMC, Dodge, Plymouth, Mopar Gen III Hemi, Pair
Part Number: HOK-BHS582
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Cast Iron, Natural, Chevy, LS Series Engines, Pair
Part Number: HOK-8504HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Turbo, Ductile Iron, Black Ceramic, 3.0 in. Turbo Outlet/2.25 in. Crossover Connection, Chevrolet LS, Gen III/Gen IV, Pair
Part Number: HOK-8510-3HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Cast Iron, Natural, Chevy, GMC, 6.2, 6.5L, Driver Side, Each
Part Number: RNB-674-470
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Iron, Silver Ceramic, Chevy, LS Series Engines, 2.250 in. Outlet, Pair
Part Number: SUM-G9082S
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Blackheart, Cast Iron, Natural, Dodge, Plymouth, Hemi Gen lll Swap, Pair
Part Number: HOK-BHS558
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Rams Horn, Cast Iron, Natural, Chevy, Small Block, STREET ROD. Pair
Part Number: BIG-11704-RFLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Passenger Side, High Silicon Ductile Iron, Natural, Dodge, 5.9L Diesel, T4 Turbo Flange, Each
Part Number: BDD-1045987-T4
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Exhaust Manifolds, Turbo, Ductile Iron, Silver Ceramic, 3.0 in. Turbo Outlet/2.25 in. Crossover Connection, Chevrolet LS, Gen III/Gen IV, Pair
Part Number: HOK-8510-1HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Blackheart, LS Swap, Cast Iron, Natural, Rear Dump, Pair
Part Number: HOK-8506HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Rams Horn, Cast Iron, Silver Ceramic Coated, Chevy, Small Block, STREET ROD, Pair
Part Number: BIG-11704-1FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, High Silicon Cast Iron, Silver Ceramic Coated, Includes Stainless Steel Up-pipes, Chevrolet, GMC, 6.6L Diesel, LB7, Kit
Part Number: PPE-116111035
Not Yet Reviewed
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Exhaust Manifolds, Cast Iron, Silver Ceramic Coated, Chevy, LS Series Engines, Modifications Required, Pair
Part Number: HOK-8504-1HKR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Cadillac, Chevy, GMC, Hummer, Pickup, SUV, Van, 4.8, 5.3, 6.0L, Passenger Side, Each
Part Number: RNB-674-525
Estimated Ship Date: Today
Estimated Ship Date: Today
Turbo Exhaust Manifold, High Silicon Ductile Iron, Dodge, 5.9L, Cummins Diesel, Each
Part Number: BDD-1045987
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, OEM Replacement, Cast Iron, Chrysler, Dodge, Mitsubishi, Each
Part Number: RNB-674-909
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Exhaust Manifolds, High Silicon Cast Iron, Natural, Chevy, GMC, 6.6L Diesel, Pair
Part Number: PPE-116111000
Estimated Ship Date: Mar 5, 2026 if ordered today
Estimated Ship Date: Mar 5, 2026 if ordered today
Exhaust Manifolds, Rams Horn, Cast Iron, Chrome, Chevy, Small Block, Pair
Part Number: BIG-11704-2FLT
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Exhaust Manifold, OEM Replacement, Cast Iron, Dodge, Chrysler, Each
Part Number: RNB-674-905
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifolds, Iron, Silver Ceramic, Chevy, LS Series Engines, 2.250 in. Outlet with 3.00 in. V-Band Clamps, Pair
Part Number: SUM-G9082V-S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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