Manley Subaru WRX/STI 16pc Valve Springs (1.050/.755) (for use with 23180-16 Retainers) subaru-outback-wilderness-2026 3L Turbo 2006-2012

3L Turbo 2006-2012

Each 90-degree coupler is slightly oversized on the turbo side so that it can be trimmed to fit with a number of different stock location turbos

ideal for combining multiple fuel pumps into a single feed line

The cast aluminum end tanks direct charge air through a high-quality Garrett core for unmatched cooling

2002 - 2014 Subaru WRX

Manley Subaru WRX/STI 16pc Valve Springs (1.050/.755) (for use with 23180-16 Retainers) subaru-outback-wilderness-2026 3L Turbo 2006-2012Valve Spring Set by Manley Manley Performance valve springs are specifically designed to withstand the rigors of today's aftermarket Sport Compact camshafts and properly control the valve train in these high revving Sport Compact engine applications. This means utilizing only the best, super clean chrome silicon high tensile strength steel alloy and performing classified heat treatment and shot peen processing to insure the ultimate fatigue life and