ARP Exhaust Header Bolt Kit Chrysler 5.7L/6.1L Hemi 3550224-156- XL The progressive layering of media

The progressive layering of media allows the filter to flow at high levels even when dirty

Double Swivel

This intake uses a large 360 degree high flow Pro DRY S air filter for maximum flow

Throttle Body Spacer

3/8 in NPT Port

ARP Exhaust Header Bolt Kit Chrysler 5.7L/6.1L Hemi 3550224-156- XL The progressive layering of mediaARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Header Bolt 8 mm x 1. 25