Pypes DFM12S manifold downpipes link the factory exhaust manifolds to the rest of the exhaust system on 1964 to 1966 Ford Mustangs with the 289 or 302 engine. The downpipes are made from 409 stainless steel in a 2.5 inch diameter and are sold as a pair for the driver and passenger sides.
- Type: Manifold downpipes (intermediate pipes)
- Material: 409 stainless steel
- Diameter: 2.5 in
- Fits: Stock factory exhaust manifolds
- Engine: 289/302
- Sold as: Pair
- Part number: DFM12S
Vehicle Applications
- 1964 Ford Mustang (289/302)
- 1965 Ford Mustang (289/302)
- 1966 Ford Mustang (289/302)
FAQ
What vehicles do the Pypes DFM12S downpipes fit?
They fit 1964 to 1966 Ford Mustangs equipped with the 289 or 302 engine.
What are the downpipes made from?
They are made from 409 stainless steel and measure 2.5 inches in diameter.
Are the downpipes sold individually or as a pair?
DFM12S is sold as a pair, covering both the driver and passenger sides.
Where do the downpipes connect?
They bolt to the factory exhaust manifolds and connect to the rest of the exhaust system.

