2011-2019 Powerstroke 6.7L 4" Downpipe Back Dual Exhaust (421005 / 422005) Material:Stainless

2011-2019 Powerstroke 6.7L 4" Downpipe Back Dual Exhaust (421005 / 422005) Material:Stainless2011 2019 Powerstroke 6. 7L 4" Downpipe Back Dual Exhaust (421005 422005) Constructed 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!

Do you have a 15/16 Super Duty and want to Install a NEW Turbocharger

Tested to Over 3

longer-life replacement for the common Power Stoke problems as well as the perfect complimentary upgrade when replacing a turbo

Uses standard small block parts

0L 5" Downpipe Back Exhaust No Muffler (541002)

ARP has provided an extra measure of security in the form of extra-strong head studs manufactured from the firm's proprietary Custom Age 625+ material that has a minimum rating of 260

The ARP 147-2503 Harmonic Balancer Bolt Kit is optimized for enhanced reliability and increased strength

9L Mean Green High Output Alternator (MG1331)

2020+ Chevrolet Silverado 2500HD/3500HD (6

This engine oil will NOT MEET any current API or OEM Engine Oil Specifications as it is formulated specifically for engine Break-In only

Sold as a set

it installs seamlessly while delivering superior oil flow control to protect your camshaft