Hooker Blackheart Downpipes for Hooker Cast LS Manifolds - 1955 1956 1957 Chevy

Hooker makes hooking up your cast LS manifolds to your exhaust system a breeze with their Blackheart stainless downpipes. 2.5" stainless tubing and tig welds ensure quality fit and lasting performance. O2 sensor bungs and plugs are pre-installed.

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