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Flowmaster 81073 Manifold Downpipe Kit - 2.5 Inch Stainless Steel

(1965-1968 Pontiac GTO; 1965-1968 Pontiac Grand Prix; 1965-1969 Pontiac LeMans; 1965-1968 Pontiac Tempest)

Part of: Flowmaster Manifold Downpipe Kit Stainless Steel

Other options in this family: Flowmaster 81076 Flowmaster 81068

Manufacturer

Picture for manufacturer Flowmaster

Part Number

81073
11 reviews
Sale Price

$311.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Flowmaster 81073 Manifold Downpipe Kit provides a high-quality solution for adapting your exhaust system to factory manifolds. Constructed from premium 16-gauge stainless steel, this kit features mandrel-bent tubing that maintains consistent diameter throughout each bend for optimal exhaust flow and performance.

Key Features:

  • Large 2.5-inch diameter mandrel-bent downpipes for maximum exhaust flow
  • 16-gauge stainless steel construction resists corrosion and withstands high temperatures
  • Precision mandrel bending maintains tube diameter for unrestricted exhaust gas flow
  • Complete kit includes all necessary mounting hardware for installation
  • Designed to connect aftermarket exhaust systems to OEM manifolds
  • Backed by Flowmaster's Lifetime Limited Warranty

This downpipe kit delivers the quality and durability Flowmaster is known for, making it an ideal choice for enthusiasts looking to upgrade their exhaust system while maintaining compatibility with stock manifolds. The stainless steel construction ensures long-lasting performance in harsh underbody environments.

Products specifications

Fits

1965-1968 Pontiac GTO; 1965-1968 Pontiac Grand Prix; 1965-1969 Pontiac LeMans; 1965-1968 Pontiac Tempest

2WD/4WD

2WD

Bend Type

Mandrel

Brand

Flowmaster

Prop 65

Yes

California Proposition 65 Chemical Name

Chromium (hexavalent compounds)

California Proposition 65 Chemical Name

Nickel (Metallic)

Category

Exhaust

Clamping Type

Flat Band

Clamps Included

No

Color

Silver

Emission Code

3

Finish

Natural

Flanged Inlet

Yes

Flanged Outlet

No

Gasket Or Seal Included

No

Grade Type

Performance

Hanger Included

No

Heat Shield

No

Inlet Attachment Type

Bolt-On

Inlet Diameter

2.25

Material

Stainless Steel

Mounting Bracket Included

No

Outlet Attachment Type

Weld-On

Outlet Attachment Type

Clamp-On

Outlet Diameter

2.50

Outlet Inside Diameter

2.37

Part Type

Exhaust Manifold Down Pipe

Pipe Diameter

2.50

Product Type

Exhaust Accessories

Quantity

1 pair

Shape

Downpipe

Single Dual

Dual

Sub Category

Exhaust Manifolds

System Type

Manifold Downpipes

Warning

California Proposition 65

Simple and fast

Their website is intuitive and easy to maneuver.

Great customer service!Fast shipping! Product exactly what I needed!

Excellent e-merchant. Awesome service, great products and super low prices !!!

I saved over a hundred$ on a set of electric cooling fans. so the prices r great but it took 4 days to process and ship my order so well see how long it takes to get here but overall I would rather save money than get fast shipping

Good

Best price for what I wanted, will wait and see what the quality is.

love the amazon sign in

Easy ordering process!

fast and easy ordering process.

Great price!

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