aFe 49-43076-P Mach Force XP Cat-Back Exhaust for 99-04 Ford F-250/F-350 5.4L

Vehicle Fitment

• 1999-2004 Ford F-250 Super Duty (Gas, 5.4L V8 / 6.8L V10, 2WD/4WD)
• 1999-2004 Ford F-350 Super Duty (Gas, 5.4L V8 / 6.8L V10, 2WD/4WD)
• Fits Extended Cab / Crew Cab; includes extension tube for Long Bed applications

Features

• Mach Force XP performance cat-back exhaust engineered for Super Duty platforms
• Mandrel-bent tubing improves exhaust flow and reduces backpressure
• Straight-through muffler design enhances tone without excessive interior drone
• Durable 409 stainless steel construction for long-term corrosion resistance
• Single passenger-side rear exit with polished stainless exhaust tip
• OEM-style bayonet hangers maintain factory alignment under load and vibration
• Heavy-duty band clamps provide secure, leak-resistant joints
• Direct bolt-on installation using factory mounting locations

Specifications

• Part Number: 49-43076-P
• System Type: Cat-Back
• Tubing Diameter: 3" primary → 3.5" tail section
• Material: 409 stainless steel
• Muffler Type: Straight-through, free-flow design
• Tip Diameter: 5" polished stainless
• Exit Configuration: Passenger-side behind rear tire
• Compatibility: 5.4L V8 and 6.8L V10 gasoline models

Included Components

• 1x Mandrel-bent front pipe
• 1x Muffler assembly
• 1x Over-axle tailpipe
• 1x 5" polished stainless exhaust tip
• 1x Extension tube (for Long Bed applications)
• 3x Heavy-duty band clamps
• 1x Set of OE-style bayonet hangers

Product Description

The aFe Power 49-43076-P Mach Force XP Cat-Back Exhaust System is designed specifically for1999-2004 Ford F-250 and F-350 Super Duty gasoline models equipped with the 5.4L V8 or 6.8LV10 engines. This system replaces the restrictive factory exhaust with mandrel-bent 409 stainlesssteel tubing to improve exhaust flow, reduce backpressure, and deliver a deeper, more aggressiveexhaust tone under acceleration while maintaining comfortable cabin sound levels at cruise.

The straight-through muffler design enhances throttle response and towing performance, whileOEM-style bayonet hangers and heavy-duty band clamps ensure a secure, factory-aligned fit evenunder load or off-road use. The included extension tube allows proper wheelbase support for LongBed configurations, making the system compatible across supported Super Duty cab and bedcombinations. Installation is fully bolt-on with no cutting or welding required.