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Ships within 48 hours · Estimated delivery Oct 11 - Oct 16
Sipple Speed and Performance is now offering OEM Dodge Demon torque converters
MAX EFFORT HP90 Build Service
New output shaft nut
Prepare for plug and play installation
so when you send your “Max Effort” Transmission in for a refresh we are offering you a discount on our billet upgrade options
Max Effort HP90 (Hellcat & Redeye) Core:No I don't have a core. Sipple Speed and Performance isSipple Speed and Performance Max Effort HP90 Transmission for Hellcats & Redeyes. We only offer one level of transmission the "Max Effort". These are the race proven, fully built transmissions. Billet E Drums, performance steels and frictions all assembled to SSP's precise specifications. We don't just throw a bunch of clutches in and hope for the best. There is a reason Sipple's Max Effort Transmissions lead the lists online, and the winner's circle
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