PPE Lower Intake Manifold Upgrade Kit For 2004.5–2010 GMC Chevrolet 6.6L Duramax Front Track Bar or reversion that can occur

or reversion that can occur when exhaust drive pressures open the exhaust valve on the intake stroke

The Rock Krawler JT Bumpstop kit includes everything JL owners need to set their bumpstops for 4

Adjust speed & rev limiters*

giving your truck the precision handling and durability it deserves

PPE Lower Intake Manifold Upgrade Kit For 2004.5–2010 GMC Chevrolet 6.6L Duramax Front Track Bar or reversion that can occurThe PPE lower intake manifolds are cast from A356. 0 T6 heat treated aluminum alloy, a strong, durable, corrosion resistant, and thermally efficient casting material. The kit retains all factory mounting locations including those for LLY and LBZ LMM fuel rails, EGR brackets, and fuel line brackets. A built in MAP sensor port ensures seamless integration on LLY applications. A dummy plug is also provided for LBZ LMM applications where the MAP port on