They will replace the standard ones, But i won't monitor boost or Battery temp.
Will do water temp, Oil temp, and Oil pressure.
Still trying to track down the boost gauge i want. Proving hard to find.
Go twin 6262 highmounts.......
http://www.official-automotive.com/index.php?do=/news/newsdetails/item_1985/parachutes-and-panic-stations-a-1300whp-gt-r-street%C2%A0car/