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Flowmaster

Flowmaster Manifold Downpipe Kit

Fits 1965-1968 Pontiac GTO, Tempest, Lemans.

Part # 81073 Be the first to write a review

Flowmaster Manifold Downpipe Kit

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MSRP $311.95
$249.25
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Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.

See Emissions Details
These Flowmaster manifold downpipes are specifically designed for all 1965-1968 Pontiac A-Body vehicles with either a 389 or 400 c.i. Pontiac engine and are manufactured from 2.50-inch mandrel-bent 409S stainless steel tubing with high quality flanges. These Only fit with manifold castings 9779032-D/S and 9779328-P/S and include the factory 2-bolt flanges. Covered by our Lifetime Limited Warranty.

Features:

  • Mandrel-bent 16 Gauge Stainless Steel Tubing
  • To Adapt Exhaust to Factory Manifolds
  • Large 2.50-inch Manifold Downpipes
  • Stainless Steel Construction
  • Lifetime Limited Warranty
  • Flowmaster Quality
  • Includes Hardware
  • Easy Installation
2WD/4WD2WD
Bend TypeMandrel
Brand Flowmaster
CategoryExhaust
Clamping TypeRound Band
Clamps IncludedNo
ColorSilver
Emission Code3
FinishNatural
Flanged InletYes
Flanged OutletNo
Gasket Or Seal IncludedNo
Grade TypePerformance
Hanger IncludedNo
Heat ShieldNo
Inlet Attachment TypeBolt-On
Inlet Diameter2.25 IN
Main Piping Diameter2.50 IN
MaterialStainless Steel
Mounting Bracket IncludedNo
Outlet Attachment TypeClamp-On
Weld-On
Outlet Diameter2.50 IN
Outlet Inside Diameter2.37
Outlet Outside Diameter2.50
part typeExhaust Manifold Down Pipe
Pipe Diameter2.50
Product TypeExhaust Accessories
Quantity1 Pair
ShapeDownpipe
Single DualDual
Sub CategoryExhaust Manifolds
System TypeManifold Downpipes
Tubing Diameter2.50 IN
UPC700042030064
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number81073
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.


The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle


WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Instructions - fm_warranty_general.pdf
Fits 1965-1968 Pontiac A-Body vehicles with 389/400 V8 engines. Fits Only with Manifold Castings 9779032-D/S and 9779328-P/S.

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    Some parts are not legal for use in California or other states with similar regulations.