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Hooker BlackHeart has quickly become the leader in engine swaps and we are excited to announce new products for 82-04 GM S10/Sonoma trucks with LS engines. These cast iron exhaust manifolds feature a 2.5″ outlet


  • Intended for 82-04 GM S10/Sonoma LS engine swap applications where durability, quiet operation, and leak-free sealing is desired
  • Nickel plated steel mating flanges, MLS mating flange gaskets, and mating flange hardware included
  • Cast from Hi-Silicon-Moly Ductile Iron to provide durability and corrosion resistance
  • 2.5-inch outlet diameter offers improved flow for maximum performance from a cast iron exhaust manifold

Additional information

Weight 32 lbs
Dimensions 21 × 9 × 12 in

Select Your Options

$273.95 $245.95

In stock

SKU: 71223026HKR

WARNING: Cancer and Reproductive Harm.