ARP 3/8 Inch -24 x 4.000 Black Hex Oxide Bolts (5/pkg) Valve Cover They allow for less turbulent

They allow for less turbulent air to enter your engine and reduces turbo lag which cumulates in dramatic airflow improvements resulting in significant torque and horsepower gains

but is also available in a black chrome on T-304 stainless steel tip (140802BC)

ARP BB Ford V8 Hex Intake Manifold Bolt Kit

Injector Dynamics ID1050X Injectors 11mm (Blue) Adaptors -204 / 14mm Lower O-Rings (Set of 2)

ideal for drivers who require maximum sound penetration in heavy traffic conditions

ARP 3/8 Inch -24 x 4.000 Black Hex Oxide Bolts (5/pkg) Valve Cover They allow for less turbulentARP 3 8 Inch 24 x 4. 000 Black Hex Oxide Bolts (5 pkg)