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2023 Audi A5 Quattro Coupe
controlled ride that improves vehicle response and handling
Supports improved response and power transfer during acceleration
allowing for a straightforward installation process that can be completed with basic hand tools
ARP Head Stud Kit | 1989-1991 Porsche 944 S2 3.0L (204-4301) Exclusive - 1998-2006 Audi TT Quattro 2023 Audi A5 Quattro Coupe1989 1991 Porsche 944 S2 Head Stud Kit by ARP Factory head bolts can begin to stretch with higher cylinder pressures and cause a enough space between the block and head for combustion to leak out. Not only are you losing power, you are putting your cooling system and head gasket at risk. Replacing the stock head bolts with ARP head studs creates a super strong connection between the head and the block and will ensure a positive seal of the head
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