AFE Large Bore HD 4" Dual Side Exit Stainless Steel Exhaust System 15-16 Ford 6.7L Powerstroke MA-10357 IMPORTANT NOTE: This coupling kit

IMPORTANT NOTE: This coupling kit fits aFe intercooler tubes (46-20184-B) and stock intercooler only

Spacers included in the MAXXStak kit are made from billet aluminum for strength and long life

SEAMLESS INTEGRATION:

Have you removed your EGR Cooler

AFE Large Bore HD 4" Dual Side Exit Stainless Steel Exhaust System 15-16 Ford 6.7L Powerstroke MA-10357 IMPORTANT NOTE: This coupling kitOne of the most popular first upgrades 6. 7L Ford Powerstroke owners install is an exhaust system. They not only look much better than the factory setup, it can increase your horsepower and torque over your stock exhaust. This Large Bore HD exhaust system is 100% hand MIG welded and Constructed from 4" mandrel bent stainless steel tubing and dual 6" tips for maximum flow. The smooth transition bends allow for low turbulence, increasing horsepower,