5" Downpipe Back Single With Muffler | 2017-2019 GM 2500/3500 6.6L DURAMAX L5P-531009 Fuel System Upgrades and Parts This intake manifold comes with

This intake manifold comes with 5 auxiliary port pads (2 are tapped at 1/8 IN NPT) for use with gauges

Larger runner size helps enhance flow through the manifolds

Want the benefits of the in-tank pump but need to run your own fuel lines or aftermarket filters

Outflows factory intake by up to 21%

5" Downpipe Back Single With Muffler | 2017-2019 GM 2500/3500 6.6L DURAMAX L5P-531009 Fuel System Upgrades and Parts This intake manifold comes withConstructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Mel's system. For powerhouse performance, Mel's delivers horsepower you can hear! Features: Ease of installation Contour Bent Hangers TorcTite Clamps OEM Style 4 Bolt Flange No