Fits 986-1993 Ford Mustang LX 5.0L (1986 GT) FlowFX Cat-Back, 2.5" 409 Stainless Steel Exhaust System;FlowFX “straight-through” Performance Mufflers Deliver a Deep Performance Tone and Increase Performance; Mandrel Bent 16-Gauge 409 Stainless Steel Pipes Increase Exhaust Pulse Velocity for More Power and Offer Great Corrosion Resistance; This LX Version has the Classic 5.0L Polished Stainless Steel Tailpipe Look with the Flowmaster Logo Laser Etched on the Side; Includes Hangers and Hardware for an at Home Installation; Factory Hanger Locations Used for an Easy Installation; Increases of 5 HP and 4 FT.LB Over the Stock Exhaust; Covered by Our Lifetime Limited Warranty;