PERRIN Pulley Cover - Black. Accessorize the top of your engine and the pulleys with the PERRIN Belt Cover. Choose Red, Black, Neon Yellow, or Hyper Pink to accent your engine bay. The PERRIN Pulley Cover is constructed of 5052 Plate aluminum with precision drilled mounting holes.
For me. It just added heat to an already warm engine bay. It was pretty close to CAI box. I felt like it warmed that up. It’s the ideal upgrade of you go with grimmspeed’s TMIC set up or go FMIC. Or just want that Flare