AMS Performance Cylinder Heads

AMS Performance builds serious performance products for cars such as the Mitsubishi EVO, Nissan GTR, Subaru Impreza, and Porsche 911. Their background in drag racing allows them to build turbo kits, engines, manifolds, and other parts to take the punishment of what 1000+ horsepower cars produce. AMS focuses on these racing parts and kits to give the customer a complete package of power.

View all AMS Performance Cylinder Heads products

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	AMS Performance VR38 CNC Cylinder Heads without Core Nissan GT-R R35 09-14 Model Number: ALP.07.04.0001-2 View Price The AMS Performance Alpha GT-R CNC Race Ported Cylinder Heads are the most developed design on the market. After countless hours of testing AMS devised a port design that offers more than just peak flow numbers. And by utilizing Computer Numerical Control (CNC) machining processes, every cylinder head offers consistent and proven results. Flow bench numbers dont always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what abo...
	AMS Performance CNC Cylinder Head with Core Being Sent In Mitsubishi Evolution X 08-14 Model Number: AMS.04.04.0005-2 View Price The AMS CNC Cylinder Head is the best performing and most developed design on the market. After countless hours of testing they came up with a port design that offers more than just peak flow numbers. Flow bench numbers don't always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what about flow at lower lifts? The flow at low, mid and high lift has to be balanced a certain way to achieve the most effective power curve....
	AMS Performance CNC Cylinder Head without Core Being Sent In Mitsubishi Evolution X 08-14 Model Number: AMS.04.04.0005-1 View Price The AMS CNC Cylinder Head is the best performing and most developed design on the market. After countless hours of testing they came up with a port design that offers more than just peak flow numbers. Flow bench numbers don't always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what about flow at lower lifts? The flow at low, mid and high lift has to be balanced a certain way to achieve the most effective power curve....
	AMS Performance Big Bore CNC Cylinder Head with Core Being Sent In Mitsubishi Evolution X 08-14 Model Number: AMS.04.04.0005-4 View Price The AMS CNC Cylinder Head is the best performing and most developed design on the market. After countless hours of testing they came up with a port design that offers more than just peak flow numbers. Flow bench numbers don't always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what about flow at lower lifts? The flow at low, mid and high lift has to be balanced a certain way to achieve the most effective power curve....
	AMS Performance Big Bore CNC Cylinder Head without Core Being Sent In Mitsubishi Evolution X 08-14 Model Number: AMS.04.04.0005-3 View Price The AMS CNC Cylinder Head is the best performing and most developed design on the market. After countless hours of testing they came up with a port design that offers more than just peak flow numbers. Flow bench numbers don't always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what about flow at lower lifts? The flow at low, mid and high lift has to be balanced a certain way to achieve the most effective power curve....
	AMS Performance CNC Cylinder Head without Core Being Sent In Mitsubishi Evolution VIII 03-05 Model Number: AMS.01.04.0021-2 View Price The AMS EVO CNC Cylinder Head is the best performing and most developed design on the market. After countless hours of testing we came up with a port design that offers more than just peak flow numbers. Flow bench numbers don't always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what about flow at lower lifts? The flow at low, mid and high lift has to be balanced a certain way to achieve the most effective power curv...
	AMS Performance CNC Cylinder Head with Core Being Sent In Mitsubishi Evolution IX 06-07 Model Number: AMS.01.04.0021-1 View Price The AMS EVO CNC Cylinder Head is the best performing and most developed design on the market. After countless hours of testing we came up with a port design that offers more than just peak flow numbers. Flow bench numbers don't always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what about flow at lower lifts? The flow at low, mid and high lift has to be balanced a certain way to achieve the most effective power curv...
	AMS Performance CNC Race Ported Cylinder Heads without Core Being Sent In Nissan GT-R R35 09-15 Model Number: ALP.07.04.0001-1 View Price The Alpha GT-R CNC Race Ported Cylinder Heads are the most developed design on the market. After countless hours of testing they devised a port design that offers more than just peak flow numbers. And by utilizing Computer Numerical Control (CNC) machining processes, every cylinder head offers consistent and proven results. Flow bench numbers don't always tell the whole story. Most vendors just state their peak flow at max lift. Their head may flow 270 CFM at .500 lift but what about flow at low...