Exhaust Manifold Downpipe Kit 1964 1/2 - 1966 - Flowmaster
Part #: 21431
Manufacturer Part #: 81076
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Exhaust Manifold/Head Pipes, 1964-66 Mustang, Stainless Steel, Flowmaster, Pair
SEE IMPORTANT INSTALLATION NOTES BELOW
Flowmaster Manifold Downpipe Kit
Fits 1964-1966 Ford Mustang with 289 engine. For use with Flowmaster system.
Flowmaster introduces our new manifold downpipes for 1964-1966 Ford Mustangs with 289 c.i. engine. These 2.50-inch mandrel-bent 409S stainless steel downpipes include the 2-bolt flanges, donut gaskets and donut sleeves. Designed to mate up with Flowmaster exhaust system #17273 or #817273. 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
- Easy Installation
SPECIFICATIONS:
- UOM: Kit
- Product type: Head pipes / manifold pipes
- 2WD/4WD: 2WD
- Brand: Flowmaster
- Heat Shield: No
- Inlet Diameter (in): 2
- Material: Stainless Steel
- Outlet Diameter (in): 2.5
- Product Type: Exhaust Accessories
- Single Dual: Dual
- Tubing Diameter (in): 2.5
FITMENT:
- 1964 1/2 - 1966 Mustang Coupe & Fastback, V8, Non-staggered Shocks
IMPORTANT INSTALLATION NOTE: FOR USE WITH FLOWMASTER SYSTEM.
| Mustang Year | 1964, 1965, 1966 |
|---|---|
| Mustang Body Style | Coupe, Convertible, Fastback |
| Year & Body Style Fitment Note | Year & Body Style listed in this section indicate physical fitment only and do not guarantee concours correctness. Always verify against the product name and description as well. |
| Brand | Flowmaster |
| Truck Freight | No |
| California Prop 65 |  WARNING: Cancer and Reproductive Harm. www.P65Warnings.ca.gov for more information. |