aFe Power BladeRunner Exhaust Manifold - Ductile Iron 421992 1-piece bearing style clamp slides

1-piece bearing style clamp slides over the end of most 3" O

1976-1986 Chevrolet Chevette

18 ft Long

AN-6 to (2) AN-4

aFe Power BladeRunner Exhaust Manifold - Ductile Iron 421992 1-piece bearing style clamp slidesBolt on instant performance by upgrading your restrictive factory manifold with this BladeRunner ported manifold. Designed to outflow the stock manifold by 12% for improved throttle response, this BladeRunner manifold has both the inlet and the outlet ports machined for a smooth transition and optimal flow path. Constructed from heavy walled, ductile iron to resist warping and cracking, this BladeRunner will outlast OE and factory replacement