Competition Headers - 911 | 2012-2016 Add O2 Spacers?:Yes Tread Pattern: Advanced for its

Tread Pattern: Advanced for its era

Cayman (2007-2015)

Extremely hard jaw teeth thanks to additional inductive hardening (long tool life) and teeth offset against the direction of rotation (more power)

Porsche Air Filter Racing Assembly

Competition Headers - 911 | 2012-2016 Add O2 Spacers?:Yes Tread Pattern: Advanced for itsCompetition Headers For Porsche 991. 1 Carrera (2012 2016) Models. Unlock the greatest gains in both power and sound with the Soul Performance Products Competition Headers for the Porsche 991. 1 Carrera. These headers are an excellent performance upgrade, replacing the heavy and restrictive stock manifolds with a high flow design. You'll immediately notice the benefits of this upgrade, including significant weight savings, decreased engine operating