ARP Billet 78.0mm Bore Tapered Piston Ring Compressor (901-7800) A-Class A 45 AMG - Carbon fiber plenum with

- Carbon fiber plenum with 5 layers of carbon and foam core flange

The number of extra inputs and outputs added by the XS Loom is dependent on the Plugin ECU

Part Number: AF83-1001BLK

2018 Audi A3 Quattro 2

- Nissan Skyline GTR R32 - Nissan Skyline GTS4 (4WD)

ARP Billet 78.0mm Bore Tapered Piston Ring Compressor (901-7800) A-Class A 45 AMG - Carbon fiber plenum withARP Billet 78. 0mm Bore Tapered Piston Ring Compressor (901 7800) ARP Tapered Ring Compressors 901 7800 ARP tapered piston ring compressors are CNC machined from 6061 T6 billet aluminum tube material and feature a true radius for each individual bore diameter. They're also relieved to accommodate wire O rings on the bottom. Type 3 anodizing is used for long life, and each bore size is prominently engraved in 3 4 in. high numbers for easy