Transmission Upgrades

Upgrade your transmission system with high-performance parts. Our Transmission Upgrades are designed for improved shifting, power handling, and overall driving experience. 

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Spool Performance upgraded transmission clutches for 8HP45, 8HP50, 8HP51 Stage 2 transmission build at Spool Performance HQ.

Spool Performance 8HP45, 8HP50, 8HP51 Stage 2 Upgraded Transmission - Build at Spool Performance HQ

Regular price $5,999.00
Sale price $5,999.00 Regular price
Unit price
We have been getting a lot of requests to have the DIY Kits installed and...
Aluminum high-capacity transmission oil pan for Spool Performance 8HP45, 8HP50, 8HP51, 8HP70, and 8HP76 transmission clutches.

Spool Performance 8HP45, 8HP50, 8HP51, 8HP70, 8HP76 Aluminum High Capacity Transmission Oil Pan

Regular price $399.00
Sale price $399.00 Regular price
Unit price
Spool Performance Aluminum 8HP Transmission Oil Pan (2 Quarts of fluid over stock!)  The Spool...
Spool Performance Stage 2 transmission clutches for Dodge 8HP70 and 8HP75 transmission, built at Spool Performance HQ.

Spool Performance Stage 2 Transmission for Dodge 8HP70 / 8HP75 - Build at Spool Performance HQ

Regular price $5,499.00
Sale price $5,499.00 Regular price $6,499.00
Unit price
We have been getting a lot of requests to have the DIY Kits installed and...
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