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TCI Automotive GM 6L80E 2WD StreetFighter Transmission for Chevrolet, GMC and Cadillac

Part # 391000

  • High Performance Clutches and Steels for higher HP applications
  • New, billet pump rotor assembly, matched with machined pump for increased and consistent pump pressure as well as new sprag assemblies
  • New Electronic Components
  • Dyno Tested
  • All pressures and shift characteristics are tested before it leaves the factory. Comes with dyno results paperwork.
  • Increased Horsepower & Torque Capacity
  • Extra clutches

Description

Engineered for high-performance applications up to 750 horsepower, the 6L80E 2WD StreetFighter Transmission is designed to deliver the strength, consistency, and reliability demanded by serious street and performance builds. This new transmission incorporates premium components and precision engineering to handle elevated power levels with confidence.

Specifications

Casing TypeOne-Piece
Cross sell / Upsell Part Numbers820500, 950650, 242974
Dyno TestedYes
Important InformationTCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
Product SeriesStreetFighter
Related Products242974 BTG Converter
Transmission Control Module IncludedYes
UPC / GTIN00788120003018

Fits these vehicles

YearMakeModelNote
2011CadillacEscaladeIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011CadillacEscalade ESVIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011ChevroletAvalancheIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011ChevroletCamaroIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011ChevroletCapriceIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011ChevroletCorvetteIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2016ChevroletLCF 4500IMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011ChevroletSilverado 1500IMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011ChevroletSuburban 1500IMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011ChevroletTahoeIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011GMCSierra 1500IMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011GMCYukonIMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.
2011GMCYukon XL 1500IMPORTANT INFORMATION: TCI’s new 6L80 Transmission includes a TEHCM that comes with a generic vehicle VIN that MUST be overwritten by the installer with the VIN from your vehicle during the reprogramming process. After installation, the TEHCM MUST be reprogrammed on the vehicle using a J2534 device in order to function co rrectly.