ProMaxx Performance Products
The porting of performance cylinder heads has long been an essential part of attaining maximum horsepower. ProMaxx Performance began business by revolutionizing the CNC cylinder head market. They specialize in cylinder heads for small block Chevy, big block Chevy, and small block Ford. ProMaxx designed their own CNC programs to port chambers, bowls, and runners to maximize air and fuel flow. JEGS stocks ProMaxx Performance Products at the best prices so get the most out of your vehicle today!
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CNCMachined Exhaust Runner
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ProMaxx Performance 9217S
ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (215cc)
$1,429.00
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ProMaxx Performance 9207
ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Ford (210cc)
$1,560.00
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ProMaxx Performance CHR618N
ProMaxx Performance CHR618N Cylinder Head for Cummins Diesel 5.9L 6BT 12V Assembled
$711.00
(9)
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ProMaxx Performance CHR620N
ProMaxx Performance Cylinder Head for Cummins Diesel 5.9L 24V #627 Non-Common Rail Assembled
$1,841.00
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ProMaxx Performance 2169
ProMaxx Performance 2169 185cc Aluminum Cylinder Heads for Small Block Chevy
$1,101.00
(2)
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ProMaxx Performance FOR815N
ProMaxx Performance FOR815N Replacement Cast Iron Cylinder Head for 1988-1997 Big Block Ford 460 7.5L V8
$604.00
(1)
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ProMaxx Performance 2151
ProMaxx Performance Cast Iron Small Block Chevy Vortec Cylinder Heads Assembled
$1,022.00
(6)
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ProMaxx Performance 3146P
ProMaxx Performance XXTREME Assembled 245 cc Cathedral Port Cylinder Heads for LS1, LS2 w/3.898 in. Bore w/59 cc Combustion Chambers
$2,555.71
Estimated to ship direct from manufacturer on 05/15/24, pending manufacturer availability.
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$2,555.71
Estimated to ship direct from manufacturer on 05/15/24, pending manufacturer availability.
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ProMaxx Performance 9318
ProMaxx Performance 9318 317 Series Aluminum Cylinder Heads for Big Block Chevy
$2,144.00
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$2,144.00
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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ProMaxx Performance 2169K1
ProMaxx Performance 185cc Aluminum Cylinder Head Kit for Small Block Chevy
$1,849.77
Estimated to ship direct from manufacturer on 05/06/24, pending manufacturer availability.
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$1,849.77
Estimated to ship direct from manufacturer on 05/06/24, pending manufacturer availability.
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$1,197.00
(1)
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,197.00
(1)
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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ProMaxx Performance 9170
ProMaxx Performance 9170 MAXX Series Aluminum Cylinder Heads for Big Block Ford
$1,796.00
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,796.00
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,101.00
(3)
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,101.00
(3)
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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ProMaxx Performance 9562
ProMaxx Performance Shocker Assembled 185 CNC Aluminum Cylinder Heads [Small Block Chrysler]
$2,232.00
(1)
Estimated to ship direct from manufacturer on 05/07/24, pending manufacturer availability.
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$2,232.00
(1)
Estimated to ship direct from manufacturer on 05/07/24, pending manufacturer availability.
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$1,232.00
Estimated to ship direct from manufacturer on 05/06/24, pending manufacturer availability.
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$1,232.00
Estimated to ship direct from manufacturer on 05/06/24, pending manufacturer availability.
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$2,424.25
Estimated to ship direct from manufacturer on 07/09/24, pending manufacturer availability.
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$2,424.25
Estimated to ship direct from manufacturer on 07/09/24, pending manufacturer availability.
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$1,704.07
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,704.07
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,332.47
(1)
Estimated to ship direct from manufacturer in 24hrs
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ProMaxx Performance 2150
ProMaxx Performance 185cc Cast Iron Vortec Cylinder Heads Small Block Chevy Heads
$822.00
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$822.00
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,531.68
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,531.68
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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ProMaxx Performance 9175
ProMaxx Performance 9175 MAXX Series Aluminum Cylinder Heads for Ford Small Block
$1,232.00
(1)
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,232.00
(1)
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$9.99
Estimated to ship direct from manufacturer on 05/01/24, pending manufacturer availability.
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$9.99
Estimated to ship direct from manufacturer on 05/01/24, pending manufacturer availability.
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$10.09
Estimated to ship direct from manufacturer on 05/03/24, pending manufacturer availability.
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$10.09
Estimated to ship direct from manufacturer on 05/03/24, pending manufacturer availability.
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ProMaxx Performance CHE855NK1
ProMaxx Performance CHE855N Fully-Assembled Cylinder Head Kit for 1992-2002 GM 6.5L Diesel Engines w/Straight Intake Bolt Holes
$1,248.97
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