Skip to content

2015-2021 Subaru STI

GrimmSpeed V2 Non-Resonated Catback Exhaust 2015-2021 WRX / 2015-2021 STI

$1,299.00
$1,299.00 - $1,299.00
$1,299.00
$1,299.00 - $1,299.00

The GrimmSpeed Gentleman’s Exhaust returns with a redesigned Version 2. This version is focused on improved install flexibility, long-term durabili...

View full details

GrimmSpeed V2 Resonated Catback Exhaust 2015-2021 WRX / 2015-2021 STI

$1,399.00
$1,399.00 - $1,399.00
$1,399.00
$1,399.00 - $1,399.00

The GrimmSpeed Gentleman’s Exhaust returns with a redesigned Version 2. This version is focused on improved install flexibility, long-term durabili...

View full details

OVERTAKE 3" Single Exit Catback Exhaust Refresh Kit 2002-2026 WRX / 2004-2021 STI

$49.00
$49.00 - $49.00
$49.00
$49.00 - $49.00

OVERTAKE Single Exit Catback Refresh Kit | Get Your Exhaust Sealed Up Right Is that catback you just picked up off marketplace missing a few pieces...

View full details
Save 5% Save %

AWE Touring Edition Catback Exhaust w/ Diamond Black Tips 2011-2021 STI

$1,595.00
$1,595.00 - $1,595.00
$1,595.00
$1,684.21
$1,684.21 - $1,684.21
$1,684.21

BOXER® uncorked: Soundtrack engineered for the EJ25, this is not just a repurposed VA WRX exhaust Proudly engineered, designed, and manufactured i...

View full details
Save 8% Save %

AWE Track Edition Catback Exhaust w/ Diamond Black Tips 2011-2021 WRX / 2011-2021 STI

$1,195.00
$1,195.00 - $1,195.00
$1,195.00
$1,300.00
$1,300.00 - $1,300.00
$1,300.00

DESCRIPTION: Specially designed for the unique acoustic properties of the WRX - this system is not an STI clone Rasp-free aggressive BOXER® tone w...

View full details
Save 19% Save %

MBRP Armor Pro Series Single Exit Catback w/ Carbon Fiber Tip 2011-2021 WRX / 2011-2021 STI

$779.99
$779.99 - $779.99
$779.99
$963.52
$963.52 - $963.52
$963.52

DESCRIPTION The MBRP Armor Pro Series Single Exit Cat-Back with Carbon Fiber Tip is the perfect blend of race-ready performance and premium style f...

View full details
Save 19% Save %

MBRP Armor Pro Series Single Exit Catback w/ Burnt Tip 2011-2021 WRX / 2011-2021 STI

$734.99
$734.99 - $734.99
$734.99
$907.93
$907.93 - $907.93
$907.93

DESCRIPTION Get race-ready sound and standout style with the MBRP Armor Pro Series Single Exit Cat-Back Exhaust with Burnt Tip for the 2011–2021 WR...

View full details
Save 19% Save %

MBRP Armor Pro Series Single Exit Catback w/ Polished Tip 2011-2021 WRX / 2011-2021 STI

$714.99
$714.99 - $714.99
$714.99
$883.22
$883.22 - $883.22
$883.22

DESCRIPTION Step into serious performance with the MBRP Armor Pro Series Single Exit Cat-Back Exhaust for the 2011–2021 WRX and STI sedans. Featuri...

View full details
Save 10% Save %

Tomei Expreme Ti Titanium Dual Exit Catback 2011-2021 WRX / 2011-2021 STI

$1,701.00
$1,701.00 - $1,701.00
$1,701.00
$1,890.00
$1,890.00 - $1,890.00
$1,890.00

For those of you looking to add performance by losing weight and adding horsepower, then you will be pleased with the Tomei Expreme Titanium Cat-Ba...

View full details
Save 9% Save %

Mishimoto Stainless Steel Catback Exhuast 2015-2021 WRX / 2015-2021 STI

$1,326.95
$1,326.95 - $1,326.95
$1,326.95
$1,460.00
$1,460.00 - $1,460.00
$1,460.00

DESCRIPTION Unleash the full potential of your 2015-2021 Subaru WRX/STI with the Mishimoto Performance Cat-back Exhaust. Engineered from precision ...

View full details

COBB Tuning Stainless Steel Catback Exhaust 2011-2021 WRX / 2011-2021 STI

$1,565.00
$1,565.00 - $1,565.00
$1,565.00
$1,565.00 - $1,565.00

DESCRIPTION This COBB Stainless Steel Cat-Back Exhaust is a direct bolt on for the 2011-2021 GV and VA Subaru WRX/STI Sedan. ConstructionThe enti...

View full details
Save 10% Save %

Revel Medallion Ultra Titanium Single Exit Catback Exhaust 2011-2021 WRX/STI

$1,161.00
$1,161.00 - $1,161.00
$1,161.00
$1,290.00
$1,290.00 - $1,290.00
$1,290.00

FULL TITANIUM EXHAUST SYSTEM Introducing the Medallion Ultra Ti: a new line of full titanium exhausts that offers extremely light weight durability...

View full details

COBB Tuning Titanium 3" Catback Exhaust 2011-2021 WRX/STI

$2,450.00
$2,450.00 - $2,450.00
$2,450.00
$2,450.00 - $2,450.00

DESCRIPTION The COBB Titanium Cat-Back Exhaust is un-matched in build quality, style, and performance. Utilizing Grade 4 titanium tubing, this ca...

View full details

ETS Muffled Resonated Burnt Tips 2015-2021 WRX/STI

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

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Muffled Resonated Polished Tips 2015-2021 WRX/STI

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

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Muffled Resonated Stealth Black Tips 2015-2021 WRX/STI

$1,545.00
$1,545.00 - $1,545.00
$1,545.00
$1,545.00 - $1,545.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Muffled Non-Resonated Stealth Black Tips 2015-2021 WRX/STI

$1,445.00
$1,445.00 - $1,445.00
$1,445.00
$1,445.00 - $1,445.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Muffled Non-Resonated Burnt Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,395.00 - $1,395.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Muffled Non-Resonated Polished Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,395.00 - $1,395.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Extreme Resonated Catback Burnt Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,395.00 - $1,395.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Extreme Resonated Catback Polished Tips 2015-2021 WRX/STI

$1,395.00
$1,395.00 - $1,395.00
$1,395.00
$1,395.00 - $1,395.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Extreme Resonated Catback Stealth Black Tips 2015-2021 WRX/STI

$1,445.00
$1,445.00 - $1,445.00
$1,445.00
$1,445.00 - $1,445.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Extreme Non-Resonated Catback Stealth Black Tips 2015-2021 WRX/STI

$1,345.00
$1,345.00 - $1,345.00
$1,345.00
$1,345.00 - $1,345.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Extreme Non-Resonated Catback Polished Tips 2015-2021 WRX/STI

$1,295.00
$1,295.00 - $1,295.00
$1,295.00
$1,295.00 - $1,295.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

ETS Extreme Non-Resonated Catback Burnt Tips 2015-2021 WRX/STI

$1,295.00
$1,295.00 - $1,295.00
$1,295.00
$1,295.00 - $1,295.00

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

View full details

Remark R1-Spec Titanium Catback Exhaust 2015-2021 WRX/STI

$1,095.00
$1,095.00 - $1,095.00
$1,095.00
$1,095.00 - $1,095.00

This is the Remark R1-Spec Cat-Back Exhaust System. This is a high-performance exhaust system inspired by track-oriented exhaust systems designed w...

View full details

Remark R1-Spec Stainless Steel Catback Exhaust 2015-2021 WRX/STI

$995.00
$995.00 - $995.00
$995.00
$995.00 - $995.00

This is the Remark R1-Spec Cat-Back Exhaust System. This is a high-performance exhaust system inspired by track-oriented exhaust systems designed w...

View full details
Save 19% Save %

MBRP Race 3" Carbon Fiber Quad Tip Catback Exhaust 2015-2021 WRX / 2015-2021 STI

$1,049.99
$1,049.99 - $1,049.99
$1,049.99
$1,297.05
$1,297.05 - $1,297.05
$1,297.05

MBRP® Cat-Back Performance Exhaust for Subaru WRX2.0L, Subaru WRX STI 2.5L Models. 3" Cat-Back, Dual Split Rear Exit, T304 Stainless Steel, RACE Ve...

View full details
Save 19% Save %

MBRP Race 3" Stainless Steel Quad Tip Catback Exhaust 2015-2021 WRX/STI

$934.99
$934.99 - $934.99
$934.99
$1,154.99
$1,154.99 - $1,154.99
$1,154.99

MBRP® Cat-Back Performance Exhaust for Subaru WRX2.0L, Subaru WRX STI 2.5L Models. 3" Cat-Back, Dual Split Rear Exit, T304 Stainless Steel, RACE Ve...

View full details
Save 34% Save %

Invidia N1 Catback Exhaust w/ Bead Blasted Piping Titanium Tip 2015-2021 WRX / 2015-2021 STI

$924.48
$924.48 - $924.48
$924.48
$1,390.20
$1,390.20 - $1,390.20
$1,390.20

DESCRIPTION The Invidia N1 Single Exit Cat-Back Exhaust System with Bead Blasted Piping and Titanium Tip is a top-tier upgrade for 2015-2021 Subaru...

View full details
Save 34% Save %

Invidia N1 Stainless Tip Single Exit Exhaust 2015-2021 WRX / 2015-2021 STI

$1,055.75
$1,055.75 - $1,055.75
$1,055.75
$1,587.60
$1,587.60 - $1,587.60
$1,587.60

DESCRIPTION The Invidia N1 Single Exit Cat-Back Exhaust System with Stainless Steel Tip is a high-performance upgrade tailored for 2015-2021 Subaru...

View full details
Save 34% Save %

Invidia N1 Burnt Tip Single Exit Exhaust 2015-2021 WRX / 2015-2021 STI

$1,055.75
$1,055.75 - $1,055.75
$1,055.75
$1,587.60
$1,587.60 - $1,587.60
$1,587.60

DESCRIPTION The Invidia N1 Single Exit Cat-Back Exhaust System with Titanium Tip is a premium performance upgrade for the 2015-2021 Subaru WRX/STI....

View full details
Save 34% Save %

Invidia N1 Racing Burnt Tip Single Exit Exhaust 2015-2021 WRX / 2015-2021 STI

$924.48
$924.48 - $924.48
$924.48
$1,390.20
$1,390.20 - $1,390.20
$1,390.20

DESCRIPTION The Invidia N1 Racing Series Single Exit Cat-Back Exhaust with Titanium Tip is engineered for 2015-2021 Subaru WRX/STI models to delive...

View full details
Save 34% Save %

Invidia Q300 Resonated Single Exit Catback 2015-2021 WRX / 2015-2021 STI

$1,107.89
$1,107.89 - $1,107.89
$1,107.89
$1,666.00
$1,666.00 - $1,666.00
$1,666.00

DESCRIPTION The Invidia Q300 Single Exit Cat-Back Exhaust System with Stainless Steel Tip is a premium performance upgrade for 2015-2021 Subaru WRX...

View full details
Save 34% Save %

Invidia N1 Stainless Tip Dual Catback Exhaust 2015-2021 WRX / 2015-2021 STI

$1,205.64
$1,205.64 - $1,205.64
$1,205.64
$1,813.00
$1,813.00 - $1,813.00
$1,813.00

DESCRIPTION The Invidia N1 Cat-Back Exhaust System with Stainless Steel Tips is the ultimate upgrade for 2015-2021 Subaru WRX and STI enthusiasts. ...

View full details
Save 34% Save %

Invidia N1 Burnt Tip Dual Catback Exhaust 2015-2021 WRX / 2015-2021 STI

$1,242.88
$1,242.88 - $1,242.88
$1,242.88
$1,869.00
$1,869.00 - $1,869.00
$1,869.00

DESCRIPTION The Invidia N1 Dual Exit Cat-Back Exhaust System with Titanium Tips is a high-performance upgrade for the 2015-2021 Subaru WRX/STI, des...

View full details