Grimmspeed Bypass Valve - Subaru WRX 2015-2021 (Black)
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Part Number: 126023.1
The long-awaited GrimmSpeed Bypass Valves are here! Our passion for building the most robust, best-performing parts on the market has driven us to create the finest version of one of the hardest-working parts of your vehicle's turbo system.
CNC-Machined 6061 Aluminum
Oversized 38mm brass piston for superior flow
Precision-tuned steel spring for long life
No tuning or adjustment required
Single dovetail O-ring grooves with Buna-N O-rings for great oil resistance, retention, and leak free operation
Swivel air fitting to aid in install and for accommodating custom setups