ARP Mitsubishi Head Stud Kit - 94-Up M11 4G63 11000501 An auxilary air inlet can

An auxilary air inlet can be used to bring in additonal air

Intake Valve

In recent testing this intake produced +9 hp and +8 lbs

Clear Zinc

Rear Axle Housing

ARP Mitsubishi Head Stud Kit - 94-Up M11 4G63 11000501 An auxilary air inlet canARPs 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: Cylinder Head Stud Kit 11