Long tubes are the obvious choice for an LS swap right up until the steering box, the frame rail or the floor gets in the way. Cast manifolds hug the head tightly enough to clear all three, and with a 2.50 in. outlet they flow far better than the truck manifolds most swaps start with.

Hooker 8503HKR BlackHeart LS Swap Exhaust Manifold Features:

• Fits GM Gen III and Gen IV Chevrolet LS engines.
• Multi-fit design covers a wide range of swap applications.
• 2.50 in. outlet.
• Compact routing for tight engine bays where long tube headers will not clear.
• Stainless steel construction.
• Natural cast finish.
• Sold as a pair.