# 16psi \> stock d15b7 bottomend

**URL:** <https://forums.speedlife.net/t/16psi-stock-d15b7-bottomend/1557>\
**Category:** NYSpeed Automotive\
**Created:** [August 16, 2005, 9:19am UTC](https://forums.speedlife.net/t/16psi-stock-d15b7-bottomend/1557 "2005-08-16T09:19:37Z")\
**Posts on this page:** 1\
**Showing post:** 22

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**Author:** ![Jack](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jack/32/7613_2.png) [@Jack](https://forums.speedlife.net/u/Jack)\
**Post date:** [August 17, 2005, 12:42pm UTC](https://forums.speedlife.net/t/16psi-stock-d15b7-bottomend/1557/22 "2005-08-17T12:42:03Z")

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aren’t 2 d-series cheaper than 1 b-series?

how much more power will 16psi get you from D to B?

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