BBK Swap Shorty Headers - 1.625 in Primary - 2.5 in Ball Flange - Titanium Ceramic - Small Block Ford - Ford Mustang 1979-93 - Pair 33004BL Tall vanes are molded on

Tall vanes are molded on the top of the rotor to stir up the air to prevent ozone build up and crossfire from occurring

or competition builds

1986-1995 Ford E-150 Econoline Club Wagon

1977-2002 Pontiac Firebird

BBK Swap Shorty Headers - 1.625 in Primary - 2.5 in Ball Flange - Titanium Ceramic - Small Block Ford - Ford Mustang 1979-93 - Pair 33004BL Tall vanes are molded onThese BBK Performance shorty unequal Length exhaust Headers are designed and constructed with 1 5 8 CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque over factory OEM manifolds. As with all BBK Performance exhaust headers they feature a 3 8 laser cut flange for additional strength and a guaranteed leak free fit. All headers are robotically and precision hand welded and then pressure tested to ensure