1964-1981 Pontiac 2.5 Inch Manifold Downpipes With HO-Ram Air 2 & 3 Bolt Flanges 409 Stainless DGA20S23

These 16 gauge Stainless Steel Mandrel Bent downpipes fit directly onto factory cast iron Manifolds. For HO or Ram Air applications. Includes one 2 bolt and one 3 bolt flange. Please verify the bolt hole pattern your manifolds have before purchasing these downpipes. (1) 2 bolt and (1) 3 bolt flange will be DGA20S23 and (2) 3 bolt flanges will be DGA20S33. Some manifold manufacturers are no longer differentiating flanges based on the year.

Pypes systems and accessories are fabricated using stainless steel materials that will provide their owners with long term service and satisfaction and Pypes products are backed by our limited lifetime warranty!
Features:

• Not Every Performance Enthusiast Uses Headers
• Mandrel Bent
• 16 Gauge Stainless Steel
• Fits Directly Onto Factory Cast Iron Manifolds
• For HO Or Ram Air Applications
• Includes One 2 Bolt And One 3 Bolt Flange
• Lifetime Warranty
• Size: 2.5 Inch
• Material: Stainless Steel
• Sold As: Pair