Transmissions & Drivetrain
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HP Tuners CORE ECU I/O Expansion Harness COR-HAR-005
HP Tuners
$159.99HP Tuners CORE ECU I/O Expansion Harness COR-HAR-005 This harness provides a flying lead solution to customers who want to add additional I/O to their install. Easily wire-in extra sensors, cooling fans, electric pumps, and more.COR-HAR-005$159.99 -
HP Tuners GM 4L60/4L80 Transmission Harness COR-HAR-004
HP Tuners
$259.99HP Tuners GM 4L60/4L80 Transmission Harness COR-HAR-004COR-HAR-004$259.99 -
Circle D Pro Series 3000-3200 Stall Speed LS 6L80 265mm Torque Converter
Circle D Specialties
$1,499.00Circle D Pro Series 3000-3200 Stall Speed LS 6L80 265mm Torque Converter Pro Series Torque ConverterConverter Diameter - 265mm - 10 1/2" Available in stall speeds from 2500 - 3400 rpm Furnace Brazed Hand TIG...07-13-06-3000$1,499.00 -
On Sale
Holley EFI GM F-Body T-56 Transmission Harness for Terminator X Max ECU 558-481
HOLLEY
Now: $206.05Was: $228.95Holley EFI GM F-Body T-56 Transmission Harness for Terminator X Max ECU F-Body T-56 Transmission Harness for use with Terminator X Max ECU's on V3 Build 100, or Holley EFI V6 Build 300, or later. F-Body T-56 Transmission Harness -...558-481Now: $206.05Was: $228.95 -
On Sale
Holley EFI GM T-56 Magnum Transmission Harness for Terminator X Max ECU 558-480
HOLLEY
Now: $206.05Was: $228.95Holley EFI GM T-56 Magnum Transmission Harness for Terminator X Max ECU T-56 Magnum Transmission Harness for use with Terminator X Max ECU's on V3 Build 100, Holley EFI V6 Build 300, or later. T-56 Magnum Transmission Harness - Terminated...558-480Now: $206.05Was: $228.95 -
Circle D Pro Series LS 6L80 300mm Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series LS 6L80 300mm Torque Converter This converter is a fantastic upgrade over the OE 6L80 Converters. A daily-driver friendly stall speed coupled with billet components makes this a no-brainer for your mild cam 6L80 truck...07-13-09$1,099.00 -
Circle D Pro Series LS 6L80 265mm Torque Converter
Circle D Specialties
$1,499.00Circle D Pro Series LS 6L80 265mm Torque Converter Pro Series Torque ConverterConverter Diameter - 265mm - 10 1/2" Available in stall speeds from 2500 - 3400 rpm Furnace Brazed Hand TIG Welded Turbine...07-13-06$1,499.00 -
Circle D Pro Series 2400-2600 Stall Speed LS 6L80 300mm Triple Disk Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 2400-2600 Stall Speed LS 6L80 300mm Triple Disk Torque Converter This converter is a fantastic upgrade over the OE 6L80 Converters. A daily-driver friendly stall speed coupled with billet components makes this a...07-13-09-2400$1,099.00 -
Circle D Pro Series 2200-2400 Stall Speed LS 6L80 300mm Triple Disk Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 2200-2400 Stall Speed LS 6L80 300mm Triple Disk Torque Converter This converter is a fantastic upgrade over the OE 6L80 Converters. A daily-driver friendly stall speed coupled with billet components makes this a...07-13-09-2200$1,099.00 -
Circle D Pro Series 3200-3400 Stall Speed LS 6L80 265mm Torque Converter
Circle D Specialties
$1,499.00Circle D Pro Series 3200-3400 Stall Speed LS 6L80 265mm Torque Converter Pro Series Torque ConverterConverter Diameter - 265mm - 10 1/2" Available in stall speeds from 2500 - 3400 rpm Furnace Brazed Hand TIG...07-13-06-3200$1,499.00 -
Circle D Pro Series 2800-3000 Stall Speed LS 6L80 265mm Torque Converter
Circle D Specialties
$1,499.00Circle D Pro Series 2800-3000 Stall Speed LS 6L80 265mm Torque Converter Pro Series Torque ConverterConverter Diameter - 265mm - 10 1/2" Available in stall speeds from 2500 - 3400 rpm Furnace Brazed Hand TIG...07-13-06-2800$1,499.00 -
Circle D Pro Series 2500-2700 Stall Speed LS 6L80 265mm Torque Converter
Circle D Specialties
$1,499.00Circle D Pro Series 2500-2700 Stall Speed LS 6L80 265mm Torque Converter Pro Series Torque ConverterConverter Diameter - 265mm - 10 1/2" Available in stall speeds from 2500 - 3400 rpm Furnace Brazed Hand TIG...07-13-06-2500$1,499.00