aFe MACH Force-Xp 409 SS Muffler 2-1/2in Center/Center 14in L X 6in Dia - Round Body - 49M00007 fits_2005-2007`Porsche`Boxster Weight Reduction & Flow Gains:

Weight Reduction & Flow Gains: Less restrictive than the factory setup for improved throttle response

Exhaust Valve: This axle-back exhaust system incorporates factory style NPP dual mode exhaust valves which use the factory exhaust valve motors (not included)

Kit includes remote adjuster cables

Incorporates X-Pipe To Balance/Evenly Distribute Exhaust Pulses

aFe MACH Force-Xp 409 SS Muffler 2-1/2in Center/Center 14in L X 6in Dia - Round Body - 49M00007 fits_2005-2007`Porsche`Boxster Weight Reduction & Flow Gains:The aFe Universal fit Aluminized or 409 Stainless Steel Performance Muffler is designed to provide a deep, throaty, powerful sound on acceleration but maintain a smooth sound at idle. This muffler is constructed of either Aluminized steel or brushed finished 409 stainless steel and uses a straight through perforated core with heat resistant packing to reduce backpressure and maximize exhaust flow. You will see increased performance and improved