ARP 4.375 Tapered Ring Compressor RS003C0211 Engine Cover

Engine Cover

High Performance Series rated at 170

It accommodates the "Hellcat" headlight air inlet for 2015-2019 Dodge Challenger models only (requires scoop P/N: 54-72203-S)

Elastic Waist Band and Stirrups

ARP 4.375 Tapered Ring Compressor RS003C0211 Engine CoverARP's ring compressors are CNC machined from 6061 T6 billet tube material and feature a true radius for each different bore diameter. What's more, they are relieved for wire O rings on bottom. Type 3 anodizing is used for long life, and the bore size is prominently engraved in 3 4 in high numbers for easy identification. Standard stocking sizes from 3. 552 in to 4. 750 in (SAE) and 75mm to 95. 5mm (metric). The true radius design is far superior to