The Gen V Composite Intake Manifold is a great modification for the Gen IV Viper (improves power, weight, reduces heat), however, the OEM compression limiters provided are not compatible with the Gen IV heads.
Adapts the 2013+ Intake Manifold (P/N: 5038554AC, 5038554AD, 503855A4AE) to 2008-2010 Heads
Reduces installation time
Machined Flats provide visual confirmation of orientation
Increased clamping surface area
Type III black anodized aluminum and optional stainless steel bolts