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![GM LT Swap Cast-Iron Exhaust Manifolds [Black Ceramic Finish]](https://www.jegs.com/images/mini_750/500/520/520-bhs518.jpg)
Vehicle Info NeededHOOKER HEADERSPART NUMBER: 520-BHS518
GM LT Swap Cast-Iron Exhaust Manifolds [Black Ceramic Finish]
$57195
Ships on Sep 02, 2026
Lowest Price GuaranteeRear-Exit
GM LT Swap Cast-Iron Exhaust Manifolds2.500 in. Outlet Diameter Nickel-Plated Steel Mating Flanges Includes Collector Bolts and MLS Flange Gaskets Black Ceramic Finish Pair
Hooker Headers 8505HKR Blackheart Rear-Dump Cast-Iron LS Swap Exhaust Manifolds for GM Gen III/IV LS Engines [Natural] Features:
- A 2.5-inch outlet diameter enhances flow for optimal performance in a cast iron exhaust manifold
- Tight tuck design for an exit between standard swap manifolds and center dump manifolds
- Designed for GM LS engine swap applications prioritizing durability, quiet operation, and leak-free sealing
- Constructed from Hi-Silicon-Moly Ductile Iron for durability and corrosion resistance
- Includes hardware: Nickel-plated steel mating flanges, MLS mating flange gaskets, and mating flange hardware
Hooker Headers 8505HKR Blackheart Rear-Dump Cast-Iron LS Swap Exhaust Manifolds for GM Gen III/IV LS Engines [Natural] Note:
- Not compatible with 2004-2006 Pontiac GTO starters or bell housings
Emissions Note:
This product is engineered to facilitate the installation of a later model, emissions-friendly engine into a vintage/classic vehicle. CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Compact, High-Flowing LT Exhaust Manifolds
Hooker GM Gen V LT Engine Swap Exhaust Manifolds improve flow over OEM manifolds and eliminate typical LT engine swap issues by fitting close to the engine.
Part TypeExhaust Manifold
Product LineHooker Blackheart GM Gen V LT Engine Swap Exhaust Manifolds
BrandHOOKER HEADERS
Package Height9.0
Package Width12.0
Package Length21.0
Weight32.0 PG
Part CategoryPerformance Parts
Collector Attachment2-bolt flange
Exhaust Manifold Gaskets IncludedNo
QuantitySold as a pair
Mounting Hardware IncludedNo
Collector Diameter2.5 in (63.5 mm)
Exhaust Manifold MaterialCast iron
Exhaust Manifold FinishBlack Ceramic
Vendor Part NumberBHS518
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
