Patriots are $255 and if you look closely I bet they are the same exact springs as PRC just using the Patriot name. Ask for Gunnar you decide to check them out. Stay away from Manley's as I've broke my share of them along with the 918's. Below is the part number and what's included.
8401
Partiot "Gold" .650" Lift Dual Spring Kit
Includes: Patriot "Gold" Springs, Titanium Retainers, Machined bases, Super 7 Locks, & Viton Rubber Seals
$255.50