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2015-2021 WRX STI Mods

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PLM EWG 38mm Up-Pipe w/ Dump Tube 2002-2014 WRX / 2004-2021 STI

$339.00
$339.00 - $339.00
$339.00
$271.20 - $339.00
$271.20 - $339.00
$271.20

PLM Private Label Mfg. Power Driven Subaru EWG Up-Pipe with Dump Tube 38mm features a unique designed up pipe which gives you the option to install...

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PLM Equal Length Headers 2015-2021 WRX

$380.00
$380.00 - $380.00
$380.00
$304.00
$304.00 - $304.00
$304.00

The 2025 redesign of our PLM Power Driven Turbo Header now features premium 304 stainless steel and a 2-piece clamp-on design for enhanced adjustab...

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PLM Midpipe 2015-2021 WRX/STI

$495.00 - $545.00
$495.00 - $545.00
$495.00 - $545.00
$495.00

PLM Private Label Mfg. Power Driven 3" Non-Resonated Midpipe Kit for Subaru WRX STI 3" 2015-2019 was made for maximizing HP gains, more flow, more ...

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PLM Rear Crossbar X-Brace 2015-2021 WRX

$240.00 - $240.00
$240.00
$240.00 - $240.00
$240.00

PLM Private Label Mfg. crossbars X-Bar utilizes the existing rear interior mounting points to decrease body flex during hard cornering, while addin...

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PLM Front Strut Tower Bar 2008-2021 WRX/STI

$195.00 - $195.00
$195.00
$195.00 - $195.00
$195.00

Draw from our success of the PLM strut tower bar for Honda models, we are pleased to offer our strut tower brace for Subaru WRX & STI. Made fr...

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PLM Cold Air Intake 2015-2021 WRX

$295.00 - $295.00
$295.00
$295.00 - $295.00
$295.00

PLM Cold Air Intake with Heat ShieldVehicle Applications: 2015 - 2019 Subaru WRX Fits only US Market WRX due to different variations in body panel...

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PLM Equal Length Headers 2015-2021 STI

$660.00 - $660.00
$660.00
$660.00 - $660.00
$660.00

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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PLM EWG Equal Length Headers 2015-2021 WRX

$695.00 - $1,375.00
$695.00 - $1,375.00
$695.00 - $1,375.00
$695.00

PLM Private Label Mfg. Power Driven Subaru Impreza WRX Header 2015 - 2020 Equal Length Header with EWG External Wastegate ( Turbo Manifold ) By ch...

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PLM Catted J-Pipe 2015-2021 WRX

$575.00 - $575.00
$575.00
$575.00 - $575.00
$575.00

PLM Private Label Mfg. Power Driven Subaru WRX J-Pipe Downpipe 2015+ features a 3.5 inch diameter turbine outlet collector that smoothly transition...

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PLM Axle-Back Muffler Deletes 2015-2021 WRX/STI

$349.00
$299.00 - $349.00
$349.00
$279.20 - $299.00
$279.20 - $299.00
$279.20

PLM (Private label Mfg.) Axle-Back exhaust also known as Muffler Bypass, Muffler Deletes, or Track Pipes are made of tig welded stainless steel, li...

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PLM EWG 44mm Up-Pipe w/ Dump Tube 2002-2014 WRX / 2004-2021 STI

$339.00
$339.00 - $339.00
$339.00
$271.20
$271.20 - $271.20
$271.20

PLM Power Driven Subaru 44mm EWG Up-Pipe with Dump Tube features a unique designed Up-pipe which gives you the option to install a 44mm or 45mm ext...

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If you own a Subaru WRX STI, you know you have the perfect platform to craft a masterpiece on wheels. At WRXDaily, we understand that every enthusiast has a vision, and we’re here to offer the WRX STI mods you need to bring yours to life. With products tailored to elevate performance, enhance style, and perfect handling, our curated selection puts endless possibilities at your fingertips. 

No matter what you need, our Subaru WRX STI modifications deliver quality and reliability you can trust. From high-performance upgrades to must-have Subaru STI accessories, we have everything you need to create a car that’s as bold and unique as your passion for driving. Own a 2018 WRX? We offer a variety of 2018 WRX parts designed to fit your specific model. 

With WRXDaily, your Subaru becomes a true reflection of your style and ambition. Browse our selection of WRX STI mods today and start your next build!