The Fabspeed Porsche 997 Carrera Deluxe Quad-Style Tips (2005-2008) features: 
 
High quality T304 Stainless Steel Quad Style outlet tips replace the factory tips on all Non-PSE equipped vehicles for an improved and aggressive look that the Carrera deserves. Available in your choice of finish.
FEATURES: 
Fits all Porsche 997 Carrera vehicles 2005-2008; Does Not fit PSE-equipped vehicles
Dual 90mm 3.5" quad tips double lined - ultimate quality
Please select Carrera S (3.8L) if vehicle is already equipped with a Fabspeed Exhaust and Tip Combination
Available in your choice of finish, Polished Stainless Steel, Carbon Fiber and Satin Black
Compatible with all Fabspeed exhaust systems as well as the Porsche OEM mufflers (Non-PSE)
Simple DIY bolt-on installation with no cutting, welding or special tools required
All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty
NOTE: If your vehicle is already equipped with a Fabspeed Exhaust and Quad Tip combination, Please make sure to select the Carrera S (3.8L) Tips from the drop down. Fabspeed includes Carrera S tip Outlets with all of its 997 Carrera exhaust and tip combinations for improved exhaust flow and power on the Carrera (3.6L) models which requires the Carrera S (3.8L) Tip rings. Chat with a Fabspeed Performance Specialist if you have any questions.