Flowmaster – Cat-back System ‘87- ‘93 Ford Mustang LX 5.0L / ’86 GT, 5.0L, AMERICAN THUNDER® CLASSIC

Mustang owners know the benefits of a Flowmaster exhaust systems in terms of power, throttle response and sound. Now owners of these great muscle cars have the choice of standard aluminized kit construction or Flowmaster’s new 409S® Stainless Steel kit (PN817213). Both deliver that great Flowmaster signature sound, increased performance and improved throttle response.  Featuring Super 44™ mufflers, this American Thunder system provides an aggressive tone both inside and outside the vehicle. The new kit also incorporates all of the benefits of the standard aluminized steel kit including polished 304 stainless steel rear tailpipe sections that exit below the rear valance as in the OE configuration. A total bolt-on installation that does not require welding, the kit uses the factory hangar mounts and includes zinc-plated clamps for long durability.

• Complete 409S® Stainless Steel Cat-back kit

• True bolt on installation – no welding required

• Terrific Flowmaster American Thunder® sound

• Uses 409S® Stainless Steel Super 44™ mufflers

• 2.50” mandrel bent tubing for maximum exhaust flow