Jimbo77
New Member
- Joined
- Jan 9, 2023
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- 7
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- Age
- 46
- Location
- Shellharbour
- Members Ride
- VF SSV Redline
Anyone have any experience/knowledge on the Sonnax valve body zip kits and line pressure boost kits for the 6L80/6L90 transmissions? Are they worth installing?? Any transmission builders on here that can put their thoughts up? Cheers
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