N/A's are generally Header, Cat, Exhaust (catback). Downpipes are for turbo cars (Manifold, Turbo, Y-pipe <----twin turbos only, Downpipe, Cat, Exhaust)
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1987 N/A MA70 Supra <--1JZ swap in progress
1986 AE86 GT-S Hatchback
2002 DC5 RSX Type S
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