Fabspeed Porsche 997.2 GT2 RS HJS German Sport Catalytic Converters (2011) Style:Default If you want an oversized

If you want an oversized fit post-shrink

POWER: This track focused cat-back exhaust system focuses on giving maximum flow and delivering maximum power

Inlet Size: 2

while rubber edging on the shell helps reduce wear against the kart suit

Fabspeed Porsche 997.2 GT2 RS HJS German Sport Catalytic Converters (2011) Style:Default If you want an oversizedHJS German imported 200 cell HJS HD Sport Cats increase exhaust flow for better power and throttle response and improved sports car sound. FEATURES: Fits all Porsche 997. 2 GT2 RS cars worldwide (2011) Constructed from high quality 14 16 gauge, C. N. C. mandrel bent T304 Stainless Steel Optimized for maximum performance with NO catalyst generated check engine light, guaranteed Emissions compliant in 49 states (Excludes CA) Simple DIY installation.