BBK Tuned Length Shorty Headers - 1.75 in Primary - Stock Collector Flange - Titanium Ceramic - GM LS-Series - GM Truck 1999-2009 - Pair Fuel Check Valve 3/4 in 48 Spline to

3/4 in 48 Spline to 3/4 in 48 Spline

2005-2006 Buick Terraza

Does NOT fit ST or sedan model

GT Retro Mustang Style Foam

BBK Tuned Length Shorty Headers - 1.75 in Primary - Stock Collector Flange - Titanium Ceramic - GM LS-Series - GM Truck 1999-2009 - Pair Fuel Check Valve 3/4 in 48 Spline toThese BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 99 09 GM Truck and SUV 6. 0L applications. Each header is manufactured with 1 5 8 CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque over factory OEM manifolds. BBK tuned Length headers offer improved scavenging waves for better combustion, which leads to improved performance and fuel