It seems the blocker plate blocks off the soote from going back into the motor. I took my turbo tube off and it was covered in junk. If you install the blocker you'll help keep the motor clean.
I honestly never heard of a PPE intake manifold.. Unless your talking about cold air intake system.
__________________ Jason 2006 Silverado 2500HD LBZ CC SB Escalade Handles, Front windows tinted to match the rear, painted bumpers, billet grille 4 Kicker 10in Subs in 2 custom box's, Autometer Ultra lite II Pyro and Boost gauges HID Highs, Lows, Fogs Transgo Jr, Cognito Braces, MBRP Turbo Back Stainless Exhaust (Straight piped), w/ stainless tip PPE Hot+2 285/70/17 Nitto Terra Grapplers on Pro Comp Wheels ****Lost Kitty Reward if found!!**** 1999 Ford F-550 PowerStroke ''Wrecker'' **Jerrdan bed, S&B Intake |