The Pypes flow tube kit is a pair of 2.5 in mandrel-bent stainless intermediate pipes for the 1979 to 2004 Ford Mustang. They are a direct-fit replacement for the factory intermediate exhaust tubes and include flanges for a leak-free connection. The tubes connect to stock 2-bolt manifolds and work with most aftermarket mufflers and resonators. Sold as a pair.
- Type: Intermediate Flow Tube Kit
- Diameter: 2.5 in
- Material: Stainless steel
- Finish: Natural
- Lengths: Left 15-3/4 in, right 17-3/4 in
- Includes: Flanges
- Fits: Stock 2-bolt manifolds
- Sold as: Pair
- Part number: PFF10K
Vehicle Applications
- 1979 Ford Mustang
- 1980 Ford Mustang
- 1981 Ford Mustang
- 1982 Ford Mustang
- 1983 Ford Mustang
- 1984 Ford Mustang
- 1985 Ford Mustang
- 1986 Ford Mustang
- 1987 Ford Mustang
- 1988 Ford Mustang
- 1989 Ford Mustang
- 1990 Ford Mustang
- 1991 Ford Mustang
- 1992 Ford Mustang
- 1993 Ford Mustang
- 1994 Ford Mustang
- 1995 Ford Mustang
- 1996 Ford Mustang
- 1997 Ford Mustang
- 1998 Ford Mustang
- 1999 Ford Mustang
- 2000 Ford Mustang
- 2001 Ford Mustang
- 2002 Ford Mustang
- 2003 Ford Mustang
- 2004 Ford Mustang
FAQ
What does the PFF10K flow tube kit do?
It replaces the factory intermediate exhaust tubes of a 1979-2004 Mustang with a pair of 2.5 in mandrel-bent stainless flow tubes for improved flow.
Does the PFF10K fit stock manifolds?
Yes. It is designed to connect to stock 2-bolt exhaust manifolds and works with most aftermarket mufflers and resonators.
What lengths are the PFF10K tubes?
The left tube is 15-3/4 in and the right tube is 17-3/4 in. Flanges are included.
How is the PFF10K sold?
It is sold as a pair of 2.5 in stainless flow tubes.

