Passon Performance Overdrive

I checked the Passon site and on their home page it states the sale is only on the 23 spline OD gearset and not their 18 spline kit.

The weakness of the stock OD transmission can be found on the Passon site also if you read about their 18 spline OD transmission kit.

Check it out

http://www.passonperformance.com/