Yukon Ring & Pinion w/Dana 44 M210 Front 4.88 Ratio Differential

Welcome to the Valvetronic Designs Valved Sport Exhaust for the 997 Platform. This system has been designed from the ground up to give very rich F1 sound and to provide minimal frequencies when running in the valves closed mode. This 997 system from Valvetronic Designs delivers the ultimate Porsche experience. Due to the unique configuration of the exhaust system, when equipped, your car will sound unlike any 997 out there. The FreeFlow nature of the exhaust system with the race manifolds truly unlocks the incredible sound lurking under this incredible platform.

This system is ONLY sold as a full system:

-Free flow equal length race headers

-Free flow x pipe

-Valved side mufflers

-Quad exhaust tips

-Vacuum valve control hardware

Fitment

• 2005-2008 997.1
• 2009-2012 997.2

also fits convertibles

Features of this Valved Exhaust

• Constructed from Anodized Gold T304 Stainless Steel or blue burnt titanium
• Vacuum exhaust valves with Controller for factory-like operation
• 21.8 lbs. Lighter than the factory exhaust (T304 Stainless)
• Fully Mandrel bend for maximum flow
• Precision tig welds for high strength
• 100% REVERSIBLE, always able to go back to stock at any time