2003-2007 Powerstroke 6.0L Aluminized 4" Cat Back Exhaust w/ Muffler (421108) Material:Aluminized

2003-2007 Powerstroke 6.0L Aluminized 4" Cat Back Exhaust w/ Muffler (421108) Material:Aluminized2003 2007 Powerstroke 6. 0L Aluminized 4" Cat Back Single w Muffler (421108) 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!

This allows up to 100% of the retarding force to be transferred while in 3rd and 4th gear

This added layer of durability protection significantly reduces wear on bearings

or cause other issues

Stock rod bolts can become a weak link in high-boost

reducing the risk of deflection

mechanical fuel pump

Superduty w/ 5/8 Manual Lever

laggy throttle pedal feeling and enjoy quicker engine response and acceleration with the BD Power TS Booster

Gator Fasteners HD220 main studs are designed to reinforce your engine block and ensure long-term reliability

motor mounts

9L Dynomite Diesel Reman Injector 90HP 30% Over (DDP305-90)

Does not harden or become sticky