Porsche 987.2 Cayman / Boxster Street Package - Slash Cut Single Wall Tips (Brushed Finish) - SOUL Performance 2004 performance increase is rated as

performance increase is rated as +22hp@5900rpm and +22

and force the valve to maintain the state of "open" or "closed"

Maximizing performance gain by enhancing exhaust gas flow

Specification:iPE A90 GR Supra 3

Porsche 987.2 Cayman / Boxster Street Package - Slash Cut Single Wall Tips (Brushed Finish) - SOUL Performance 2004 performance increase is rated asExpect a sophisticated sound with valves closed and a flat six wail with valves open by pairing our Valved Exhaust System with Long Tube Street Headers for performance gains without a check engine light. Soul Performance Products Long Tube Street Headers are built around large diameter, free flowing HJS HD 200 cell catalytic converters with long tube runners for maximum gains in power, throttle response, and flat six engine tone. With valves closed