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6L80 Transmission Performance Parts

Circle D 6L80 transmission performance parts and rebuild kits are some of our most sought-after products. Customers know that when they order 6L80 performance parts from Circle D, they’re getting the best possible parts from a business that doesn’t just market transmission parts, but has a true passion for what they do. We don’t sell anything that we wouldn’t put in our own cars, and it’s why so many Houston-area auto enthusiasts bring their cars to Circle D for transmission rebuilds.

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6L80 Performance Transmission Rebuild Kit - CDT Level 2

Rated up to 550 RWHP, HP ratings are contingent on numerous factors, such as tune, vehicle weight, power adder, use, etc. | Detailed Instructions Included | FREE UPS Domestic Ground Shipping
$1,495.00

6L80 Performance Transmission Rebuild Kit - CDT Level 2.5

Rated up to 700 RWHP, HP ratings are contingent on numerous factors, such as tune, vehicle weight, power adder, use, etc. | Detailed Instructions Included | FREE UPS Domestic Ground Shipping
$2,295.00

6L80 Performance Transmission Rebuild Kit - CDT Level 3

Rated up to 750 RWHP, HP ratings are contingent on numerous factors, such as tune, vehicle weight, power adder, use, etc. | Detailed Instructions Included | FREE UPS Domestic Ground Shipping
$2,495.00

6L80 Performance Transmission Rebuild Kit - CDT Level 4

Rated up to 1000 RWHP, HP ratings are contingent on numerous factors, such as tune, vehicle weight, power adder, use, etc. | Detailed Instructions Included | FREE UPS Domestic Ground Shipping | NO core required for output carrier
$3,450.00

6L80 Performance Transmission Complete Clutch Module - Level 3 & 4

Includes all 5 Clutch Kits | FREE UPS Domestic Ground Shipping | Detailed Instructions Included
$1,095.00

6L80 Performance Transmission Complete Clutch Module - Level 2.5

Includes all 5 Clutch Kits | FREE UPS Domestic Ground Shipping | Detailed Instructions Included
$795.00

6L80 Performance Transmission 4-5-6 Clutch Kit, Level 3 or 4

Rated up to 1000 RWHP | FREE UPS Domestic Ground Shipping
$400.00

6L80 Performance Transmission, 3-5-R Clutch Kit

Rated up to 1000 RWHP | Detailed Instructions Included | FREE UPS Domestic Ground Shipping
$400.00

6L80 Performance Transmission 4140 HTSR Billet Reinforced Output Carrier (Billet Planetary)

Drop in Part for Vehicles producing over 750 RWHP* | FREE UPS Domestic Ground Shipping | NO core required
$995.00

6L80/6L90 Sonnax Delco Bearing Kit

FREE UPS GROUND if purchased with a Kit. USPS Priority Mail if purchased separately.
$99.00

Sonnax Pressure Switch Installation Tool Kit

FREE UPS GROUND if purchased with a Kit. USPS Priority Mail if purchased separately.
$39.95

STL010 6L80/90 2014 & Up Sure-Cool System

FREE UPS GROUND if purchased with a Kit. USPS Priority Mail if purchased separately.
$85.00