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2015-2021 Subaru STI

GrimmSpeed UnEqual Length Header 2002-2014 WRX/ 2004-2021 STI

$999.00 - $999.00
$999.00
$999.00 - $999.00
$999.00

DESCRIPTION GrimmSpeed believes that there has not been any major changes to the unequal exhaust manifold in some time, and this is due to the tigh...

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Invidia Equal Length Race Exhaust Manifold 2008-2014 WRX / 2005-2021 STI

$1,703.00
$1,703.00 - $1,703.00
$1,703.00
$1,106.95
$1,106.95 - $1,106.95
$1,106.95

This is the Invidia Equal Length Race Exhaust Manifold. This type of manifold is ideal for those of you looking to surpass large horsepower figures...

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Invidia Equal Length Big Piping Exhaust Manifold 2002-2014 WRX / 2006-2021 STI

$1,990.00
$1,990.00 - $1,990.00
$1,990.00
$1,293.50
$1,293.50 - $1,293.50
$1,293.50

This is the Invidia Equal Length Big Piping Exhaust Manifold. This type of manifold is ideal for those of you looking to surpass large horsepower f...

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Perrin Equal Length Header 2002-2014 WRX / 2004-2021 STI

$1,274.15
$1,274.15 - $1,274.15
$1,274.15
$955.61
$955.61 - $955.61
$955.61

Create a smooth-sounding exhaust note while increasing horsepower and torque with the PERRIN Equal Length Header. Available in both Standard 1.5" o...

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Tomei Expreme Equal Length Exhaust Manifold 2002-2014 WRX/ 2004-2021 STI

$801.00 - $801.00
$801.00
$801.00 - $801.00
$801.00

This is the Tomei Equal Length Exhaust Manifold and is a great upgrade for those of you looking to optimize the exhaust flow for improved power and...

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Tomei Expreme Unequal Length Headers 2002-2014 WRX/ 2004-2021 STI

$801.00 - $801.00
$801.00
$801.00 - $801.00
$801.00

This is the Tomei Expreme Unequal Length Exhaust Manifold. This is a direct replacement for your factory exhaust manifold to save weight, improve t...

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PLM Equal Length Headers 2015-2021 STI

$600.00 - $600.00
$600.00
$600.00 - $600.00
$600.00

PLM Subaru WRX & STi EJ EJ25 Equal Length Header Newly released - Oct. 2021! Guarantee the best value and will be the best selling EJ-series he...

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ETS MaxFlow V2 Header 2004-2021 STI

$1,495.00
$1,495.00 - $1,495.00
$1,495.00
$1,255.80
$1,255.80 - $1,255.80
$1,255.80

The wait is over! Extreme Turbo Systems is proud to release our new Subaru STI V2 MaxFlow Exhaust Header for the 2004+ Subaru STI. We designed our ...

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