Exhaust Kit for Ford F-250 (1987-1996) 5.0L

High-Flow Dual Muffler-Back Exhaust Kit for 1987-1996 Ford F-250 (Bricknose / OBS)

What it Does: The dual muffler-back exhaust kit replaces the restrictive factory tailpipe assembly on the 1987-1996 Ford F-250 to reduce exhaust backpressure, improve scavenging, and deliver an aggressive acoustic profile.

The Stock Ford F-250 Exhaust Restriction

Factory exhaust configurations on the eighth- and ninth-generation OBS platforms rely on restrictive, single-outlet piping choked by conventional press bends. These crush-bent sections significantly reduce internal pipe diameter, creating localized turbulence and turbulent boundaries that trap thermal energy upstream. Combined with a restrictive internal baffle setup, the OEM assembly restricts exhaust gas velocity on the Windsor 5.0L (302 CID) V8. Under heavy throttle or towing duty, this restriction limits scavenging efficiency, increases cylinder head operating temperatures, and saps volumetric efficiency across the mid-range torque curve.

The Engineering Solution

This dual muffler-back system resolves factory flow choke points utilizing a performance 2-chamber Flowsound muffler paired with smooth, mandrel-bent 2.5-inch aluminized steel tailpipes. Mandrel bending preserves constant internal cross-sectional diameter through every radius, minimizing boundary-layer shear and accelerating exhaust gas exit speeds. The two-piece slip-fit tailpipes exit straight out parallel to the frame rails, engineered specifically with geometry that clears OEM-dimension spare tires and stock receiver hitches. Constructed from corrosion-resistant aluminized steel, this layout balances thermal dissipation and mechanical durability while releasing the characteristic pushrod V8 tone.

What's Included

• 1 Flowsound 2-chamber muffler (single 3" inlet, dual 2.5" outlets)
• 2 aluminized mandrel-bent two-piece 2.5" tail pipes (slip-together)
• 8 muffler clamps
• 1 larger exhaust clamp
• 4 rubber-insulated hangers

Technical Specifications

Compatibility

• 1987-1996 Ford F-250 5.0L V8 gasoline models with factory single-inlet muffler
• 1987-1996 Ford F-250 5.0L V8 flex-fuel models with factory single-inlet muffler
• Compatible with all standard factory wheelbase lengths

Frequently Asked Questions & Fitment Warnings

Does this fit the OBS F-250?

Yes, this is a fit for the 1987-1996 Ford F-250 equipped with the Windsor 5.0L engine. This kit will not fit trucks equipped with factory dual-inlet mufflers, non-5.0L engine variants (such as the 5.8L, 7.5L, or 7.3L Diesel), or systems with modified rear suspension and aftermarket oversized spare tires.

Is this a direct bolt-on installation?

No, this is not a direct bolt-on kit; an experienced installer may need to fabricate piping sections, and components forward of the muffler inlet along with exhaust tips are not included.

The Ford Towing Durability Standard

Heavy-duty Ford haulers demand durable undercar components built to withstand heavy tongue loads, severe thermal cycling, and continuous duty without structural fatigue or joint separation under load.