no longer available - rear muffler bypass stainless dual tip 87-95 928 _x000B__x000B_

Rear Muffler Bypass, The Original "RMB " for 87-95 S4/GT/GTS_x000B__x000B_Dual Polished Stainless Steel Tips_x000B__x000B_Independent dyno testing shows 5-10 rear-wheel hp gain !_x000B__x000B_Easiest and most cost-effective HP you can get for your 928 !!_x000B__x000B_Replaces rear muffler with bolt-on custom straight pipes using all factory_x000B_hardware and supports. Dual 3" Outlets - Looks like GT/GTS Dual Outlets - 19-21lbs Less Weight on the rear of your 928 !_x000B__x000B_Takes 15-30 minutes to install, all you will need is 2 13mm wrenches_x000B_(or 1 wrench and one socket wrench) to install._x000B_