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2015-2021 Subaru WRX

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COBB Tuning LF Bypass Valve 2015-2021 WRX

$370.00
$370.00 - $370.00
$370.00
$333.00
$333.00 - $333.00
$333.00

EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance with the ...

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Boomba Bypass Valve 2015-2021 WRX

$230.40 - $230.40
$230.40
$230.40 - $230.40
$230.40

See the video below to see how badly the stock BPV leaks! We were able to pick up 15 hp and 9 tq from switching to our piece.   This high performan...

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GrimmSpeed V2 Bypass Valve 2015-2021 WRX

$249.00
$249.00 - $249.00
$249.00
$211.65
$211.65 - $211.65
$211.65

DESCRIPTION The GrimmSpeed V2 Bypass Valve received many upgrades such as a redesigned the internal piston to eliminate the potential failure point...

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