Toyota OEM BipPort 4AG intake manifold gasket. This gasket goes between the TVIS plate and the head.
4AG Big Port Intake Manifold Gasket
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4AG Big Port to Big Port Adapter
This is a special application adapter. Similar to our big port to small port 4ag adapter, but specifically designed not as a port adapter, but rather a TVIS delete plate.
The ports are straight...
$165.00
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4AG Big Port to Small Port adapter
Machined aluminum port adapter. When switching from a big port head to a small port head, but maintaining the original intake manifold, this is the adapter you need.
Early model 4AG's were a big...
$165.00
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TRD .8MM 4AG Head Gasket
OEM TRD .8mm Metal Head Gasket for the 20V 4AG
We use this gasket on nearly every 4AG we re-build.
Raises the compression slightly for a bit more power and torque.
Ok to use with factory ECU.
$95.00
20V 4AG Complete Gasket Set
20V 4AG complete gasket kit for overhaul.
OEM Toyota product. Top to bottom from valve seals to headgasket to bottom end gaskets, everything is included.
Please choose blacktop or silvertop from...
$345.00
20V 4AG Thermostat
OEM Toyota Thermostat for the 20V 4AG. Comes with gasket.
Please choose Blacktop or Silvertop per your needs.
$55.00