Flowmaster FlowFX Cat-Back Exhaust System 409 Stainless Steel 2-1/2” Mustang LX 1986-1993/ GT 1986
Highlights
- Moderate Yet Aggressive Tone
- 16-Gauge 409 Stainless Steel
- Increases Exhaust Pulse
- Uses Factory Hanger Locations
Flowmaster FlowFX 2.5” 409 Stainless Steel Cat-Back Exhaust System for 1986, 1987, 1988, 1989, 1990, 1991, 1992, and 1993 LX Mustangs and 1986 GT Mustangs.
If you're looking to take your 1986-1993 Mustang to the next level, the Flowmaster FlowFX 2.5” 409 Stainless Steel Cat-Back Exhaust System (717213) is a must-have. This system is designed to increase power and deliver a deep agressive tone with its straight-through performance mufflers. Using mandrel-bent 16-gauge 409 stainless steel pipes, this exhaust system increases exhaust pulse velocity and offers great corrosion resistance.
Features and Benefits:
- Durable FlowFX “straight-through” performance mufflers
- Delivers a deep performance tone and unrestricted flow
- Mandrel-bent 16-gauge 409 stainless steel pipes
- Increases exhaust pulse velocity for more power
- Offers great corrosion resistance
- Classic 5.0L polished stainless-steel tailpipe look
- Flowmaster logo laser etched on the side
- Includes hangers and hardware for an at-home installation
- Uses factory hanger locations
- Increases of 5 hp and 4 ft/lb. over the stock exhaust
Not only does it perform well, but it also adds a classic 5.0L polished stainless-steel tailpipe look and features the Flowmaster logo laser-etched on the side. Installation is made easy with included hangers and hardware, and the system uses factory hanger locations. With an increase of 5 hp and 4 ft/lb. over the stock exhaust, this exhaust system is a game-changer for any '86-'93 LX or GT Mustang owner.
Vehicle Fitment:
- 1986-1993 LX Mustangs
- 1986 GT Mustangs
California Residents: Proposition 65 Warning
Related Categories: Mustang Parts, Mustang Exhaust, Mustang Cat Back Exhaust Kits, Restomod Parts, Restomod Exhaust
Installation Difficulty

Intermediate skill is required for this installation.











