Downpipe, Exhaust, Pypes, 1968-72 Cutlass 400/455, 2.5" w/2-Bolt Flange

1968-72 Cutlass & 442 Exhaust Downpipes, (400/455, 2.5"), by Pypes®

Mandrel-bent stainless steel tubing connects to factory 2.25-inch manifold outlets

Keep the factory cast iron exhaust manifolds while adding larger exhaust tubing with these Pypes® downpipes. The 16-gauge stainless steel pipes are mandrel bent with a 2.5-inch main diameter and tapered connections for the stock 2.25-inch manifold outlets. Factory-style two-bolt flanges are included. Intended for 1968-72 Oldsmobile 400/455 applications, the pipes can also be used on earlier models equipped with the later-style manifolds. Sold as a pair.

• 1968-72 Cutlass & 442 with 400/455 engines • Earlier applications require late-style manifolds • 2.5-inch mandrel-bent stainless steel tubing • Connections for 2.25-inch manifold outlets • Factory-style two-bolt flanges included • Sold as a pair