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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Intake Runner Volume cc
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Combustion Chamber Volume cc
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CNCMachined Exhaust Runner
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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 9217S
ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (215cc)
$1,429.00
(1)
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ProMaxx Performance 9175
ProMaxx Performance 9175 MAXX Series Aluminum Cylinder Heads for Ford Small Block
$1,232.00
(1)
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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 FOR463NB
ProMaxx Performance FOR463NB Cast Iron Bare Cylinder Head for 1995-2001 Ford Ranger 2.3, 2.5L OHC Engine
$400.00
(1)
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$2,948.00
Estimated to ship direct from manufacturer on 08/26/24, pending manufacturer availability.
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$2,948.00
Estimated to ship direct from manufacturer on 08/26/24, 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 08/26/24, pending manufacturer availability.
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$2,144.00
Estimated to ship direct from manufacturer on 08/26/24, pending manufacturer availability.
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ProMaxx Performance 2169
ProMaxx Performance 2169 185cc Aluminum Cylinder Heads for Small Block Chevy
$1,101.00
(3)
Estimated to ship direct from manufacturer on 08/26/24, pending manufacturer availability.
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$1,101.00
(3)
Estimated to ship direct from manufacturer on 08/26/24, pending manufacturer availability.
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ProMaxx Performance 9216A
ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (215cc)
$1,308.00
Estimated to ship direct from manufacturer on 08/30/24, pending manufacturer availability.
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$1,308.00
Estimated to ship direct from manufacturer on 08/30/24, pending manufacturer availability.
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$1,331.93
(1)
Estimated to ship direct from manufacturer on 08/26/24, pending manufacturer availability.
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$1,331.93
(1)
Estimated to ship direct from manufacturer on 08/26/24, 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
$1,256.97
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ProMaxx Performance 92198S
ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Chevy (215cc)
$2,016.00
Estimated to ship direct from manufacturer on 08/28/24, pending manufacturer availability.
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$2,016.00
Estimated to ship direct from manufacturer on 08/28/24, pending manufacturer availability.
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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 08/26/24, pending manufacturer availability.
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$822.00
Estimated to ship direct from manufacturer on 08/26/24, pending manufacturer availability.
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$1,292.00
Estimated to ship direct from manufacturer on 08/20/24, pending manufacturer availability.
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$1,292.00
Estimated to ship direct from manufacturer on 08/20/24, pending manufacturer availability.
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ProMaxx Performance 8401K
ProMaxx Performance GM LS Series Gold Dual Valve Spring Kit Includes: Gold Dual Valve Spring Kit
$463.78
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ProMaxx Performance 9207
ProMaxx Performance Project X Assembled Aluminum Cylinder Heads for Small Block Ford (210cc)
$1,560.00
(1)
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ProMaxx Performance 9200AK
ProMaxx Performance 200 Series Aluminum Cylinder Head Kit Small Block Chevy Includes:
$1,423.93
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ProMaxx Performance 9170
ProMaxx Performance 9170 MAXX Series Aluminum Cylinder Heads for Big Block Ford
$1,796.00
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ProMaxx Performance 8401
ProMaxx Performance GM LS Series Gold Dual Valve Spring Kit Includes: 16 ProMaxx Dual Gold Springs
$376.00
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ProMaxx Performance 9440
ProMaxx Performance 9440 440 MAXX Aluminum Cylinder Heads for Big Block Chrysler (B/RB)
$1,439.00
(2)
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