A short X pipe is required when running long tube headers. The short 1999-04 Mustang mid pipe connects the full length headers to the rear cat back exhaust system. These 1999-04 Mustang short X pipes are offered with catalytic converters or off-road versions without catalytic converters.
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BBK Coyote 5.0 Swap 3" Short X-Pipe w/ Converters (79-04 Mustang)
Our Price:$619.99Market Price $700.99