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TCI · TCI-950630 TCI · TCI-950630 TCI Transmission Fluid, Max Shift, Circle Track, 1 QT, Set of 12 High-viscosity ATF that holds together when clutch packs are hammering at race temps.
▸ Resists viscosity breakdown under sustained race RPM and heat▸ Delivers firmer, more consistent shifts as fluid temperature climbs▸ Bulk 12-quart set covers a full season or multiple rebuilds▸ Compatible with TCI race torque converters and valve body kits▸ Formulated specifically for circle track automatic transmission demands$298
incl. GST · ships AU-wide ● Made to order We confirm availability with our supplier when you order. Confirm availability with us — quick reply, usually same day
Specifications
On the spec sheet. Spec sheet coming — contact support for full spec details. Fitment
Will this fit? Fitment data still being indexed for this product. Ask BuildBot for a fit-check against your vehicle.
Why this part
Conventional ATF shears under repeated clutch pack engagement. Once viscosity drops, shift quality follows. Max Shift maintains film strength where standard fluid gives up. Running a dedicated race ATF is cheap insurance against a mid-season transmission rebuild.
Pairs well with
Other parts in this build.
Australian-owned. Stocking circuit racing parts, track-day essentials, and performance upgrades.
TCI Transmission Fluid, Max Shift, Cir… $297.65
Add to cart Made to order · availability confirmed when you order
Home Shop Garage Account “Shift after shift, it just holds.”
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● Made to order © 2026 TrackTheory · ABN 33 689 482 504 Built in Adelaide · Shipping AU-wide