Solas SRX-CD-14/19 Concord Seadoo impeller, has unique blade design that delivers remarkable thrust take off, improves acceleration and top speed 2+mph. Solas srx-cd-14/19 impeller is great for pulling skiers to racing... Solas Sea Doo impeller for stock engines and engines with bolt on performance parts. This upgrade over stock Impeller SRX-CD-14/19 FITS: Sea Doo RXP-X 08, RXT-X 08, RXP 215 04-08, srx-cd-14/19r