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Flowmaster introduces their manifold downpipes for 1965-1968 Pontiac A-Body vehicles with 389/400 V8 engines. These 2.50" mandrel bent 409S stainless steel pipes only fit with manifold castings 9779032-D/S and 9779328-P/S and include the factory 2-bolt flanges. These downpipes are covered by Flowmaster's Lifetime Limited Warranty.
|Heat Shield Attached||No|
|Inlet Diameter||2.250 in.|
|Inlet Inside Diameter||2.250 in.|
|Outlet Diameter||2.500 in.|
|Pipe Material||Stainless Steel|
|Single or Dual||Dual|
|System Type||Manifold Down Pipe|
|Title||Flowmaster 81073 Manifold Downpipes - 2.00in. Inlet 2.50in. outlet - 409S|
|Tube Diameter||2.500 in.|
|Tubing Diameter||2.500 in.|
*Some manufacturer restrictions apply.
Manufacturer of performance exhaust systems, mufflers, cold air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels.
Based in California with 3 warehouses across the country, we’re sending out shipments everyday of the week, even Saturdays. Because your next mod shouldn’t have to wait.
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