FD3S 3.5" IWG EFR Dolphin Tip Exhaust System Group Buy


Full Bolt in 3.5" resonated midpipe & dolphin tip catback system for the FD3S that bolts right to our Cast IWG System when ordered with the optional 3.5" downpipe! All vband construction, adjustable length wise( slip fit connection at muffler), with new height adjustable hangers. Clears all OEM chassis braces. This system provides a deeper tone, and much higher flow than 3" exhaust systems. 50+rwhp gain above 20 psi of boost on B2+ frame EFR selection( 8374 and larger). Minimal gains for EFR 7670 models.

This group buy will cover 20 units, and will take 4 weeks to deliver once sold out. 

This is for off-road competition use only.