One of Subaru’s leaders specializing in high performance products is Crawford Performance, led by the one and only Quirt Crawford - Owner and lead engineer. Crawford Performance offers high quality products for all high performance Subaru and related models such as the FR-S/86 Platform. You can find the same parts employed on 1000 H.P. home builds, to ken Blocks Gymkhana 1 and 2 race cars.
DSG Performance is an Authorized Crawford Dealer
Short Block Installation Kit: 2007-2014 Subaru WRX/ 2007+ Subaru STi
Crawford Performance Short Block: S3L-H for Subaru EJ20/EJ25 - Rated* up to 450whp/565bhp (High RPM)