1970 - 1981 Firebird 2.5” Downpipes for STANDARD Manifolds with (2) 3 Bolt Hole Flanges, Stainless Steel

70-81 FIREBIRD & TRANS AM 2.5" DOWNPIPES WITH STANDARD MANIFOLDS 3 BOLT

New 70 - 81 Pontiac Down Pipes are perfect for most aftermarket cat back exhaust systems. Ideal for our FUE-675 Crossflow Exhaust System if your running stock manifolds! These down-pipes are designed to connect to your factory manifolds and end at the transmission cross-member area. This set comes with both LH and RH downpipes and (2) 3 bolt flanges for 70-81 Pontiac Standard manifolds.

PLEASE NOTE ~ These down pipes include 2 ~ Three Bolt Flanges where they meet your exhaust manifolds. Over the years many cars have had an engine and or manifold swap. Please double check your particular engine and make sure these will work for you.

All 75-79 Firebirds with Pontiac V8 engines have manifolds with 3 bolts on each side where the exhaust pipes meet.

Please note ~ These 16 gauge Stainless Steel Mandrel Bent downpipes fit directly onto factory cast iron Manifolds. For Standard Manifold applications. Includes (2) 3 bolt flanges.

PART NUMBER FUE-2673