Hooker BlackHeart Cast Iron Center Dump Exhaust Manifold - GM LT-Series (Pair) 21300XR-O A no-compromise design engineered to

A no-compromise design engineered to fit small diameter recesses in Tuner style wheels

Vehicle Applications: CHEVROLET TRAVERSE 09-17

2003-2013 Chevrolet Express 3500

MPI Safety™ construction

11 mm 12 Point Head

Hooker BlackHeart Cast Iron Center Dump Exhaust Manifold - GM LT-Series (Pair) 21300XR-O A no-compromise design engineered toFor applications or projects where our existing LS and LT swap manifolds don't quite fit or you need an exit point further forward in the engine bay to avoid the steering shaft, a starter, or some other component, our new "center dump" cast iron swap manifolds are the solution. Cast out of the same Hi Silicon Moly Ductile Iron as our 8502HKR and BHS516 lineup, it will be tough to find a more durable, streamlined, and quiet exhaust option. Available in