Ford F-250 Diesel Exhaust Systems 0 kW). and 365 ft·lbf (495 N·m). of torque).Four wheel drive improvements included the addition of automatic locking hubs for the F-150 in 1989, and for the rest in 1991. Starting in 1980 (to 1996), Ford offered a four-wheel-drive swing arm independent front suspension called Twin-Traction Beam, or TTB. Based on its I-beam suspension from the mid '60s, Ford mounted a Dana 44 differential in the driver-side (front) axle beam and transmitted torque to the passenger-side wheel with a double U-jointed axleshaft. Radius arms and coil springs were still used on the F-150's, while the four-wheel-driv

Features for your Ford F-250

• AFE Exhaust Systems are custom built for your specific year, make and model
• Large mandrel-bent tubing increases exhaust volume up to 36% for raging horsepower and torque increases
• Large-bore tubes quickly expels hot exhaust gasses to keep EGTs out of the red zone
• Systems come in your choice of 409 stainless or aluminized steel (most kits)
• Choose a turbo-back kit with a downpipe or a cat-back kit without the downpipe (most vehicles)

AFE Diesel Exhaust Systems The 1987 design was more streamlined, and maintenance items were made simpler. Rear antilock brakes were now standard, and the first truck to boast this. The manual transmission was revised with five speeds in 1988, and the flareside box was dropped. For 1987 the 4.9 L (300 CID) had standard fuel injection; for 1988, the 351 CID (5.8 L) and 7.5 L (460 CID) also gained fuel injection, with 1988 being the first year no carbureted engines were offered. 1988 also saw the replacement of the 6.9 L (420 CID) diesel V8 with a 7.3 L (445 CID) International Harvester IDI diesel V8 (now making 180 hp (13