Your cart is empty.
Your cart is empty.Rostra Precision Controls, Inc. is the Original Equipment manufacturer of vacuum modulators. Rostra Modulators are the highest quality in the industry. Complete and universal, problem solving designs, function perfectly the first time, every time.
SwagMaster420
2025-09-01 15:30:58
I like that it is adjustable. It shifts fine stock but being able to adjust the shift timing to slower or faster is a nice bonus.
Danny R.
2025-07-04 10:29:15
Chevy venture vanRt part thank
Jared Black
2025-05-20 19:43:21
Worked as described, and less than half price from a local auto shop store.
adrien morin
2025-01-14 13:46:47
works very well
Recommended Products
